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Zika virus disease in the United States 2015-2016 - CDC


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Posted

As of August 3, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – August 3, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 6
  • Travel-associated cases reported: 1,818
  • Laboratory acquired cases reported:  1
  • Total: 1,825
    • Sexually transmitted: 16
    • Guillain-Barré syndrome: 5

US Territories

  • Locally acquired cases reported: 5,525
  • Travel-associated cases reported: 23
  • Total: 5,548*
    • Guillain-Barré syndrome: 18

*Sexually transmitted cases are not reported for areas with local mosquito-borne transmission of Zika virus because it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of August 3, 2016)

States Travel-associated cases*
No. (% of cases in states)
(N=1,819)
Locally acquired cases†
No. (% of cases in states)
(N=6)
Alabama 11    (1) 0    (0)
Arizona 10    (1) 0    (0)
Arkansas 5      (<1) 0    (0)
California 87    (5) 0    (0)
Colorado 19    (1) 0    (0)
Connecticut 39    (2) 0    (0)
Delaware 10    (1) 0    (0)
District of Columbia 10    (1) 0    (0)
Florida 322  (18) 6    (100)
Georgia 42    (2) 0    (0)
Hawaii 10    (1) 0    (0)
Illinois 33    (2) 0    (0)
Indiana 20    (1) 0    (0)
Iowa 9      (1) 0    (0)
Kansas 8      (<1) 0    (0)
Kentucky 10    (1) 0    (0)
Louisiana 9      (<1) 0    (0)
Maine 9      (<1) 0    (0)
Maryland 54    (3) 0    (0)
Massachusetts 54    (3) 0    (0)
Michigan 17    (1) 0    (0)
Minnesota 29    (2) 0    (0)
Mississippi 14    (1) 0    (0)
Missouri 10    (<1) 0    (0)
Montana 1      (<1) 0    (0)
Nebraska 4      (<1) 0    (0)
Nevada 11    (1) 0    (0)
New Hampshire 8      (<1) 0    (0)
New Jersey 50    (3) 0    (0)
New Mexico 3      (<1) 0    (0)
New York 491  (27) 0    (0)
North Carolina 30    (1) 0    (0)
North Dakota 1      (<1) 0    (0)
Ohio 26    (1) 0    (0)
Oklahoma 13    (1) 0    (0)
Oregon 14    (1) 0    (0)
Pennsylvania†† 58    (3) 0    (0)
Rhode Island 18    (1) 0    (0)
South Carolina 28    (2) 0    (0)
Tennessee 22    (1) 0    (0)
Texas 89    (5) 0    (0)
Utah 6      (<1) 0    (0)
Vermont 6      (<1) 0    (0)
Virginia 57    (3) 0    (0)
Washington 16    (1) 0    (0)
West Virginia 9      (1) 0    (0)
Wisconsin 17    (1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=23)
Locally acquired cases†
No. (% of cases in territories)
(N=5,525)
American Samoa 0      (0) 44      (1)
Puerto Rico 22    (96) 5,460 (99)
US Virgin Islands 1      (4) 21      (<1)

*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
†† One additional case acquired through laboratory transmission

 
 
 
  • Page last reviewed: February 4, 2016
  • Page last updated: August 4, 2016
Posted

As of August 10, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – August 10, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 6
  • Travel-associated cases reported: 1,955
  • Laboratory acquired cases reported:  1
  • Total: 1,962
    • Sexually transmitted: 22
    • Guillain-Barré syndrome: 6

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 6,587
  • Travel-associated cases reported: 31
  • Total: 6,618*
    • Guillain-Barré syndrome: 20

*Sexually transmitted cases are not reported for areas with local mosquito-borne transmission of Zika virus because it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of August 10, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=1,956)
Locally acquired cases†
No. (% of cases in states)
(N=6)
Alabama 11    (1) 0    (0)
Arizona 10    (1) 0    (0)
Arkansas 5      (<1) 0    (0)
California 87    (4) 0    (0)
Colorado 20    (1) 0    (0)
Connecticut 49    (3) 0    (0)
Delaware 10    (1) 0    (0)
District of Columbia 11    (1) 0    (0)
Florida 322  (16) 6    (100)
Georgia 46    (2) 0    (0)
Hawaii 10    (1) 0    (0)
Idaho 1      (<1) 0    (0)
Illinois 44    (2) 0    (0)
Indiana 22    (1) 0    (0)
Iowa 9      (<1) 0    (0)
Kansas 8      (<1) 0    (0)
Kentucky 10    (1) 0    (0)
Louisiana 22    (1) 0    (0)
Maine 9      (<1) 0    (0)
Maryland 57    (3) 0    (0)
Massachusetts 58    (3) 0    (0)
Michigan 20    (1) 0    (0)
Minnesota 29    (2) 0    (0)
Mississippi 14    (1) 0    (0)
Missouri 14    (1) 0    (0)
Montana 4      (<1) 0    (0)
Nebraska 6      (<1) 0    (0)
Nevada 12    (1) 0    (0)
New Hampshire 8      (<1) 0    (0)
New Jersey 54    (3) 0    (0)
New Mexico 3      (<1) 0    (0)
New York 530  (27) 0    (0)
North Carolina 33    (2) 0    (0)
North Dakota 1      (<1) 0    (0)
Ohio 26    (1) 0    (0)
Oklahoma 17    (1) 0    (0)
Oregon 14    (1) 0    (0)
Pennsylvania†† 63    (3) 0    (0)
Rhode Island 18    (1) 0    (0)
South Carolina 31    (2) 0    (0)
Tennessee 27    (1) 0    (0)
Texas 99    (5) 0    (0)
Utah 6      (<1) 0    (0)
Vermont 6      (<1) 0    (0)
Virginia 58    (3) 0    (0)
Washington 16    (1) 0    (0)
West Virginia 9      (<1) 0    (0)
Wisconsin 17    (1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=31)
Locally acquired cases†
No. (% of cases in territories)
(N=6,587)
American Samoa 0      (0) 44      (1)
Puerto Rico 30    (97) 6,475 (98)
US Virgin Islands 1      (3) 68      (1)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant women with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
†† One additional case acquired through laboratory transmission
Posted

As of August 17, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – August 17, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 14
  • Travel-associated cases reported: 2,245
  • Laboratory acquired cases reported:  1
  • Total: 2,260
    • Sexually transmitted: 22
    • Guillain-Barré syndrome: 7

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 8,000
  • Travel-associated cases reported: 35
  • Total: 8,035*
    • Guillain-Barré syndrome: 25

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of August 17, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=2,246)
Locally acquired cases†
No. (% of cases in states)
(N=14)
Alabama 11    (<1) 0    (0)
Arizona 17    (1) 0    (0)
Arkansas 9      (<1) 0    (0)
California 137    (6) 0    (0)
Colorado 21    (1) 0    (0)
Connecticut 49    (2) 0    (0)
Delaware 10    (<1) 0    (0)
District of Columbia 11    (<1) 0    (0)
Florida 405  (18) 14    (100)
Georgia 48    (2) 0    (0)
Hawaii 10    (<1) 0    (0)
Idaho 1      (<1) 0    (0)
Illinois 45    (2) 0    (0)
Indiana 24    (1) 0    (0)
Iowa 13      (1) 0    (0)
Kansas 9      (<1) 0    (0)
Kentucky 10    (<1) 0    (0)
Louisiana 23    (1) 0    (0)
Maine 9      (<1) 0    (0)
Maryland 64    (3) 0    (0)
Massachusetts 59    (3) 0    (0)
Michigan 25    (1) 0    (0)
Minnesota 31    (1) 0    (0)
Mississippi 17    (1) 0    (0)
Missouri 18    (1) 0    (0)
Montana 4      (<1) 0    (0)
Nebraska 6      (<1) 0    (0)
Nevada 13    (1) 0    (0)
New Hampshire 8      (<1) 0    (0)
New Jersey 66    (3) 0    (0)
New Mexico 3      (<1) 0    (0)
New York 579  (26) 0    (0)
North Carolina 35    (2) 0    (0)
North Dakota 1      (<1) 0    (0)
Ohio 33    (1) 0    (0)
Oklahoma 19    (1) 0    (0)
Oregon 14    (1) 0    (0)
Pennsylvania†† 69    (3) 0    (0)
Rhode Island 25    (1) 0    (0)
South Carolina 31    (1) 0    (0)
Tennessee 33    (1) 0    (0)
Texas 108    (5) 0    (0)
Utah 6      (<1) 0    (0)
Vermont 6      (<1) 0    (0)
Virginia 62    (3) 0    (0)
Washington 19    (1) 0    (0)
West Virginia 10       (<1) 0    (0)
Wisconsin 20    (1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=35)
Locally acquired cases†
No. (% of cases in territories)
(N=8,000)
American Samoa 0      (0) 44      (1)
Puerto Rico 34    (97) 7,855 (98)
US Virgin Islands 1      (3) 101      (1)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant women with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
†† One additional case acquired through laboratory transmission
 
 
 
  • Page last reviewed: February 4, 2016
  • Page last updated: August 18, 2016
Posted

As of August 24, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – August 24, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 29
  • Travel-associated cases reported: 2,487
  • Laboratory acquired cases reported:  1
  • Total: 2,517
    • Sexually transmitted: 22
    • Guillain-Barré syndrome: 7

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 8,968
  • Travel-associated cases reported: 43
  • Total: 9,011*
    • Guillain-Barré syndrome: 26

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of August 24, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=2,488)
Locally acquired cases†
No. (% of cases in states)
(N=29)
Alabama 15    (1) 0    (0)
Arizona 20    (1) 0    (0)
Arkansas 9      (<1) 0    (0)
California 152  (6) 0    (0)
Colorado 24    (1) 0    (0)
Connecticut 50    (2) 0    (0)
Delaware 11    (<1) 0    (0)
District of Columbia 11    (<1) 0    (0)
Florida 471  (19) 29    (100)
Georgia 54    (2) 0    (0)
Hawaii 11    (<1) 0    (0)
Idaho 1      (<1) 0    (0)
Illinois 49    (2) 0    (0)
Indiana 28    (1) 0    (0)
Iowa 13    (1) 0    (0)
Kansas 11    (<1) 0    (0)
Kentucky 19    (1) 0    (0)
Louisiana 25    (1) 0    (0)
Maine 10    (<1) 0    (0)
Maryland 77    (3) 0    (0)
Massachusetts 63    (3) 0    (0)
Michigan 31    (1) 0    (0)
Minnesota 31    (1) 0    (0)
Mississippi 17    (1) 0    (0)
Missouri 20    (1) 0    (0)
Montana 4      (<1) 0    (0)
Nebraska 7      (<1) 0    (0)
Nevada 13    (1) 0    (0)
New Hampshire 8      (<1) 0    (0)
New Jersey 91    (4) 0    (0)
New Mexico 3      (<1) 0    (0)
New York 601  (24) 0    (0)
North Carolina 35    (1) 0    (0)
North Dakota 1      (<1) 0    (0)
Ohio 33    (1) 0    (0)
Oklahoma 20    (1) 0    (0)
Oregon 19    (1) 0    (0)
Pennsylvania†† 77    (3) 0    (0)
Rhode Island 28    (1) 0    (0)
South Carolina 31    (1) 0    (0)
South Dakota 1      (<1) 0    (0)
Tennessee 35    (1) 0    (0)
Texas 125  (5) 0    (0)
Utah 7      (<1) 0    (0)
Vermont 7      (<1) 0    (0)
Virginia 66    (3) 0    (0)
Washington 21    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 21    (1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=43)
Locally acquired cases†
No. (% of cases in territories)
(N=8,968)
American Samoa 0      (0) 46       (1)
Puerto Rico 42    (98) 8,746  (98)
US Virgin Islands 1      (2) 176     (2)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
†† One additional case acquired through laboratory transmission
 
 
 
  • Page last reviewed: February 4, 2016
  • Page last updated: August 24, 2016
Posted

As of August 31, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – August 31, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 35
  • Travel-associated cases reported: 2,686
  • Laboratory acquired cases reported:  1
  • Total: 2,722
    • Sexually transmitted: 23
    • Guillain-Barré syndrome: 7

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 14,059
  • Travel-associated cases reported: 51
  • Total: 14,110*
    • Guillain-Barré syndrome: 32

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of August 31, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=2,687)
Locally acquired cases†
No. (% of cases in states)
(N=35)
Alabama 24    (1) 0    (0)
Arizona 20    (1) 0    (0)
Arkansas 9      (<1) 0    (0)
California 152  (6) 0    (0)
Colorado 27    (1) 0    (0)
Connecticut 52    (2) 0    (0)
Delaware 11    (<1) 0    (0)
District of Columbia 11    (<1) 0    (0)
Florida 507  (19) 35    (100)
Georgia 69    (3) 0    (0)
Hawaii 11    (<1) 0    (0)
Idaho 2      (<1) 0    (0)
Illinois 51    (2) 0    (0)
Indiana 31    (1) 0    (0)
Iowa 14    (1) 0    (0)
Kansas 13    (<1) 0    (0)
Kentucky 20    (1) 0    (0)
Louisiana 26    (1) 0    (0)
Maine 11    (<1) 0    (0)
Maryland 85    (3) 0    (0)
Massachusetts 65    (2) 0    (0)
Michigan 43    (2) 0    (0)
Minnesota 40    (1) 0    (0)
Mississippi 18    (1) 0    (0)
Missouri 23    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 8      (<1) 0    (0)
Nevada 13    (<1) 0    (0)
New Hampshire 8      (<1) 0    (0)
New Jersey 91    (3) 0    (0)
New Mexico 3      (<1) 0    (0)
New York 625  (23) 0    (0)
North Carolina 48    (2) 0    (0)
North Dakota 1      (<1) 0    (0)
Ohio 33    (1) 0    (0)
Oklahoma 20    (1) 0    (0)
Oregon 19    (1) 0    (0)
Pennsylvania†† 90    (3) 0    (0)
Rhode Island 28    (1) 0    (0)
South Carolina 31    (1) 0    (0)
South Dakota 1      (<1) 0    (0)
Tennessee 37    (1) 0    (0)
Texas 136  (5) 0    (0)
Utah 10    (<1) 0    (0)
Vermont 7      (<1) 0    (0)
Virginia 75    (3) 0    (0)
Washington 26    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 24    (1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=51)
Locally acquired cases†
No. (% of cases in territories)
(N=14,059)
American Samoa 0      (0) 47         (<1)
Puerto Rico 50    (98) 13,791  (98)
US Virgin Islands 1      (2) 221       (2)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
†† One additional case acquired through laboratory transmission
 
 
 
  • Page last reviewed: February 4, 2016
  • Page last updated: August 31, 2016
Posted

As of September 7, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – September 7, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 43
  • Travel-associated cases reported: 2,920
  • Laboratory acquired cases reported:  1
  • Total: 2,964
    • Sexually transmitted: 24
    • Guillain-Barré syndrome: 7

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 15,809
  • Travel-associated cases reported: 60
  • Total: 15,869*
    • Guillain-Barré syndrome: 31

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of September 7, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=2,921)
Locally acquired cases†
No. (% of cases in states)
(N=43)
Alabama 24    (1) 0    (0)
Arizona 22    (1) 0    (0)
Arkansas 9      (<1) 0    (0)
California 210  (7) 0    (0)
Colorado 27    (1) 0    (0)
Connecticut 58    (2) 0    (0)
Delaware 11    (<1) 0    (0)
District of Columbia 11    (<1) 0    (0)
Florida 571  (20) 43    (100)
Georgia 75    (3) 0    (0)
Hawaii 11    (<1) 0    (0)
Idaho 2      (<1) 0    (0)
Illinois 51    (2) 0    (0)
Indiana 32    (1) 0    (0)
Iowa 15    (1) 0    (0)
Kansas 13    (<1) 0    (0)
Kentucky 20    (1) 0    (0)
Louisiana 26    (1) 0    (0)
Maine 11    (<1) 0    (0)
Maryland 89    (3) 0    (0)
Massachusetts 67    (2) 0    (0)
Michigan 45    (2) 0    (0)
Minnesota 39    (1) 0    (0)
Mississippi 20    (1) 0    (0)
Missouri 26    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 8      (<1) 0    (0)
Nevada 14    (<1) 0    (0)
New Hampshire 8      (<1) 0    (0)
New Jersey 91    (3) 0    (0)
New Mexico 4      (<1) 0    (0)
New York 661  (23) 0    (0)
North Carolina 52    (2) 0    (0)
North Dakota 1      (<1) 0    (0)
Ohio 36    (1) 0    (0)
Oklahoma 20    (1) 0    (0)
Oregon 19    (1) 0    (0)
Pennsylvania†† 95    (3) 0    (0)
Rhode Island 29    (1) 0    (0)
South Carolina 31    (1) 0    (0)
South Dakota 1      (<1) 0    (0)
Tennessee 38    (1) 0    (0)
Texas 161  (6) 0    (0)
Utah 12    (<1) 0    (0)
Vermont 7      (<1) 0    (0)
Virginia 78    (3) 0    (0)
Washington 28    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 24    (1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=60)
Locally acquired cases†
No. (% of cases in territories)
(N=15,809)
American Samoa 0      (0) 47           (<1)
Puerto Rico 59    (98) 15,541**  (98)
US Virgin Islands 1      (2) 221          (1)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
 
 
 
  • Page last reviewed: February 4, 2016
  • Page last updated: September 8, 2016
Posted

As of September 14, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – September 14, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 43
  • Travel-associated cases reported: 3,132
  • Laboratory acquired cases reported:  1
  • Total: 3,176
    • Sexually transmitted: 26
    • Guillain-Barré syndrome: 8

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 17,629
  • Travel-associated cases reported: 65
  • Total: 17,694*
    • Guillain-Barré syndrome: 34

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of September 14, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=3,133)
Locally acquired cases†
No. (% of cases in states)
(N=43)
Alabama 24    (1) 0    (0)
Arizona 29    (1) 0    (0)
Arkansas 10    (<1) 0    (0)
California 224  (7) 0    (0)
Colorado 32    (1) 0    (0)
Connecticut 58    (2) 0    (0)
Delaware 11    (<1) 0    (0)
District of Columbia 17    (1) 0    (0)
Florida 596  (19) 43    (100)
Georgia 78    (2) 0    (0)
Hawaii 12    (<1) 0    (0)
Idaho 3      (<1) 0    (0)
Illinois 58    (2) 0    (0)
Indiana 32    (1) 0    (0)
Iowa 16    (1) 0    (0)
Kansas 13    (<1) 0    (0)
Kentucky 23    (1) 0    (0)
Louisiana 29    (1) 0    (0)
Maine 11    (<1) 0    (0)
Maryland 95    (3) 0    (0)
Massachusetts 67    (2) 0    (0)
Michigan 52    (2) 0    (0)
Minnesota 47    (2) 0    (0)
Mississippi 21    (1) 0    (0)
Missouri 26    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 8      (<1) 0    (0)
Nevada 14    (<1) 0    (0)
New Hampshire 8      (<1) 0    (0)
New Jersey 116  (4) 0    (0)
New Mexico 6      (<1) 0    (0)
New York 685  (22) 0    (0)
North Carolina 61    (2) 0    (0)
North Dakota 1      (<1) 0    (0)
Ohio 36    (1) 0    (0)
Oklahoma 26    (1) 0    (0)
Oregon 23    (1) 0    (0)
Pennsylvania†† 102  (3) 0    (0)
Rhode Island 29    (1) 0    (0)
South Carolina 31    (1) 0    (0)
South Dakota 1      (<1) 0    (0)
Tennessee 39    (1) 0    (0)
Texas 181  (6) 0    (0)
Utah 11** (<1) 0    (0)
Vermont 7      (<1) 0    (0)
Virginia 81    (3) 0    (0)
Washington 34    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 29    (1) 0    (0)
Wyoming 2      (<1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=65)
Locally acquired cases†
No. (% of cases in territories)
(N=17,629)
American Samoa 0      (0) 47           (<1)
Puerto Rico 64    (98) 17,315*** (98)
US Virgin Islands 1      (2) 265          (2)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**Includes one case with unknown route of person-to-person transmission.
***The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
 
 
 
  • Page last reviewed: February 4, 2016
  • Page last updated: September 15, 2016
Posted

As of September 21, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – September 21, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 43
  • Travel-associated cases reported: 3,314
  • Laboratory acquired cases reported:  1
  • Total: 3,358
    • Sexually transmitted: 28
    • Guillain-Barré syndrome: 8

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 19,706
  • Travel-associated cases reported: 71
  • Total: 19,777*
    • Guillain-Barré syndrome: 37

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of September 21, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=3,315)
Locally acquired cases†
No. (% of cases in states)
(N=43)
Alabama 27    (1) 0    (0)
Arizona 29    (1) 0    (0)
Arkansas 10    (<1) 0    (0)
California 243  (7) 0    (0)
Colorado 35    (1) 0    (0)
Connecticut 58    (2) 0    (0)
Delaware 13    (<1) 0    (0)
District of Columbia 23    (1) 0    (0)
Florida 652  (20) 43    (100)
Georgia 79    (2) 0    (0)
Hawaii 12    (<1) 0    (0)
Idaho 3      (<1) 0    (0)
Illinois 67    (2) 0    (0)
Indiana 33    (1) 0    (0)
Iowa 16    (<1) 0    (0)
Kansas 14    (<1) 0    (0)
Kentucky 24    (1) 0    (0)
Louisiana 29    (1) 0    (0)
Maine 11    (<1) 0    (0)
Maryland 99    (3) 0    (0)
Massachusetts 67    (2) 0    (0)
Michigan 56    (2) 0    (0)
Minnesota 47    (1) 0    (0)
Mississippi 21    (1) 0    (0)
Missouri 27    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 8      (<1) 0    (0)
Nevada 14    (<1) 0    (0)
New Hampshire 8      (<1) 0    (0)
New Jersey 117  (4) 0    (0)
New Mexico 6      (<1) 0    (0)
New York 715  (22) 0    (0)
North Carolina 61    (2) 0    (0)
North Dakota 1      (<1) 0    (0)
Ohio 41    (1) 0    (0)
Oklahoma 26    (1) 0    (0)
Oregon 27    (1) 0    (0)
Pennsylvania†† 106  (3) 0    (0)
Rhode Island 29    (1) 0    (0)
South Carolina 31    (1) 0    (0)
South Dakota 1      (<1) 0    (0)
Tennessee 49    (1) 0    (0)
Texas 195  (6) 0    (0)
Utah 12** (<1) 0    (0)
Vermont 7      (<1) 0    (0)
Virginia 81    (2) 0    (0)
Washington 34    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 31    (1) 0    (0)
Wyoming 2      (<1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=71)
Locally acquired cases†
No. (% of cases in territories)
(N=19,706)
American Samoa 0      (0) 46           (<1)
Puerto Rico 70    (99) 19,395*** (98)
US Virgin Islands 1      (1) 265          (1)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**Includes one case with unknown route of person-to-person transmission.
***The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
 
 
 
  • Page last reviewed: September 17, 2016
  • Page last updated: September 21, 2016
Posted

As of September 28, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – September 28, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 59
  • Travel-associated cases reported: 3,565
  • Laboratory acquired cases reported:  1
  • Total: 3,625
    • Sexually transmitted: 30
    • Guillain-Barré syndrome: 12

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 21,988
  • Travel-associated cases reported: 81
  • Total: 22,069*
    • Guillain-Barré syndrome: 39

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of September 28, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=3,566)
Locally acquired cases†
No. (% of cases in states)
(N=59)
Alabama 27    (1) 0    (0)
Arizona 31    (1) 0    (0)
Arkansas 10    (<1) 0    (0)
California 267  (7) 0    (0)
Colorado 36    (1) 0    (0)
Connecticut 58    (2) 0    (0)
Delaware 13    (<1) 0    (0)
District of Columbia 23    (1) 0    (0)
Florida 672  (19) 59    (100)
Georgia 81    (2) 0    (0)
Hawaii 12    (<1) 0    (0)
Idaho 3      (<1) 0    (0)
Illinois 70    (2) 0    (0)
Indiana 34    (1) 0    (0)
Iowa 16    (<1) 0    (0)
Kansas 15    (<1) 0    (0)
Kentucky 24    (1) 0    (0)
Louisiana 31    (1) 0    (0)
Maine 11    (<1) 0    (0)
Maryland 101  (3) 0    (0)
Massachusetts 76    (2) 0    (0)
Michigan 57    (2) 0    (0)
Minnesota 47    (1) 0    (0)
Mississippi 23    (1) 0    (0)
Missouri 27    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 11    (<1) 0    (0)
Nevada 14    (<1) 0    (0)
New Hampshire 9      (<1) 0    (0)
New Jersey 133  (4) 0    (0)
New Mexico 6      (<1) 0    (0)
New York 811  (23) 0    (0)
North Carolina 66    (2) 0    (0)
North Dakota 1      (<1) 0    (0)
Ohio 52    (1) 0    (0)
Oklahoma 26    (1) 0    (0)
Oregon 27    (1) 0    (0)
Pennsylvania†† 129  (4) 0    (0)
Rhode Island 32    (1) 0    (0)
South Carolina 31    (1) 0    (0)
South Dakota 1      (<1) 0    (0)
Tennessee 51    (1) 0    (0)
Texas 204  (6) 0    (0)
Utah 13** (<1) 0    (0)
Vermont 7      (<1) 0    (0)
Virginia 85    (2) 0    (0)
Washington 34    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 38    (1) 0    (0)
Wyoming 2      (<1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=81)
Locally acquired cases†
No. (% of cases in territories)
(N=21,988)
American Samoa 6      (7) 47           (<1)
Puerto Rico 74    (91) 21,535*** (98)
US Virgin Islands 1  (1) 406          (2)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**Includes one case with unknown route of person-to-person transmission.
***The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
 
 
 
  • Page last reviewed: September 29, 2016
Posted

As of October 5, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – October 5, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 105
  • Travel-associated cases reported: 3,712
  • Laboratory acquired cases reported:  1
  • Total: 3,818
    • Sexually transmitted: 30
    • Guillain-Barré syndrome: 13

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 24,118
  • Travel-associated cases reported: 83
  • Total: 24,201*
    • Guillain-Barré syndrome: 39

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of October 5, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=3,713)
Locally acquired cases†
No. (% of cases in states)
(N=105)
Alabama 27    (1) 0    (0)
Arizona 36    (1) 0    (0)
Arkansas 10    (<1) 0    (0)
California 277  (7) 0    (0)
Colorado 36    (1) 0    (0)
Connecticut 58    (2) 0    (0)
Delaware 15    (<1) 0    (0)
District of Columbia 25    (1) 0    (0)
Florida 707  (19) 105    (100)
Georgia 86    (2) 0    (0)
Hawaii 14    (<1) 0    (0)
Idaho 3      (<1) 0    (0)
Illinois 75    (2) 0    (0)
Indiana 38    (1) 0    (0)
Iowa 16    (<1) 0    (0)
Kansas 15    (<1) 0    (0)
Kentucky 24    (1) 0    (0)
Louisiana 32    (1) 0    (0)
Maine 11    (<1) 0    (0)
Maryland 102  (3) 0    (0)
Massachusetts 93    (3) 0    (0)
Michigan 60    (2) 0    (0)
Minnesota 47    (1) 0    (0)
Mississippi 23    (1) 0    (0)
Missouri 27    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 11    (<1) 0    (0)
Nevada 14    (<1) 0    (0)
New Hampshire 10    (<1) 0    (0)
New Jersey 133  (4) 0    (0)
New Mexico 7      (<1) 0    (0)
New York 837  (23) 0    (0)
North Carolina 66    (2) 0    (0)
North Dakota 2      (<1) 0    (0)
Ohio 53    (1) 0    (0)
Oklahoma 27    (1) 0    (0)
Oregon 27    (1) 0    (0)
Pennsylvania†† 132  (4) 0    (0)
Rhode Island 32    (1) 0    (0)
South Carolina 31    (1) 0    (0)
South Dakota 2      (<1) 0    (0)
Tennessee 52    (1) 0    (0)
Texas 218  (6) 0    (0)
Utah 15** (<1) 0    (0)
Vermont 7      (<1) 0    (0)
Virginia 86    (2) 0    (0)
Washington 34    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 40    (1) 0    (0)
Wyoming 2      (<1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=83)
Locally acquired cases†
No. (% of cases in territories)
(N=24,118)
American Samoa 7      (8) 47           (<1)
Puerto Rico 75    (90) 23,665*** (98)
US Virgin Islands 1  (1) 406          (2)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**Includes one case with unknown route of person-to-person transmission.
***The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
 
 
 
  • Page last reviewed: October 6, 2016
  • Page last updated: October 6, 2016
Posted

As of October 12, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – October 12, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 128
  • Travel-associated cases reported: 3,807
  • Laboratory acquired cases reported:  1
  • Total: 3,936
    • Sexually transmitted: 32
    • Guillain-Barré syndrome: 13

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 25,871
  • Travel-associated cases reported: 84
  • Total: 25,955*
    • Guillain-Barré syndrome: 40

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of October 12, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=3,808)
Locally acquired cases†
No. (% of cases in states)
(N=128)
Alabama 28    (1) 0    (0)
Arizona 36    (1) 0    (0)
Arkansas 11    (<1) 0    (0)
California 296  (8) 0    (0)
Colorado 41    (1) 0    (0)
Connecticut 58    (2) 0    (0)
Delaware 15    (<1) 0    (0)
District of Columbia 25    (1) 0    (0)
Florida 708  (19) 128    (100)
Georgia 88    (2) 0    (0)
Hawaii 14    (<1) 0    (0)
Idaho 3      (<1) 0    (0)
Illinois 75    (2) 0    (0)
Indiana 39    (1) 0    (0)
Iowa 16    (<1) 0    (0)
Kansas 15    (<1) 0    (0)
Kentucky 24    (1) 0    (0)
Louisiana 32    (1) 0    (0)
Maine 11    (<1) 0    (0)
Maryland 103  (3) 0    (0)
Massachusetts 99    (3) 0    (0)
Michigan 60    (2) 0    (0)
Minnesota 47    (1) 0    (0)
Mississippi 23    (1) 0    (0)
Missouri 27    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 11    (<1) 0    (0)
Nevada 14    (<1) 0    (0)
New Hampshire 10    (<1) 0    (0)
New Jersey 134  (4) 0    (0)
New Mexico 7      (<1) 0    (0)
New York 858  (23) 0    (0)
North Carolina 66    (2) 0    (0)
North Dakota 2      (<1) 0    (0)
Ohio 53    (1) 0    (0)
Oklahoma 27    (1) 0    (0)
Oregon 29    (1) 0    (0)
Pennsylvania†† 135  (4) 0    (0)
Rhode Island 32    (1) 0    (0)
South Carolina 48    (1) 0    (0)
South Dakota 2      (<1) 0    (0)
Tennessee 53    (1) 0    (0)
Texas 228  (6) 0    (0)
Utah 15** (<1) 0    (0)
Vermont 7      (<1) 0    (0)
Virginia 86    (2) 0    (0)
Washington 34    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 43    (1) 0    (0)
Wyoming 2      (<1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=84)
Locally acquired cases†
No. (% of cases in territories)
(N=25,871)
American Samoa 7      (8) 47           (<1)
Puerto Rico 75    (89) 25,355*** (98)
US Virgin Islands 2  (2) 469          (2)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**Includes one case with unknown route of person-to-person transmission.
***The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
 
 
 
Posted

As of October 19, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – October 19, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 137
  • Travel-associated cases reported: 3,878
  • Laboratory acquired cases reported:  1
  • Total: 4,016
    • Sexually transmitted: 32
    • Guillain-Barré syndrome: 14

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 27,314
  • Travel-associated cases reported: 88
  • Total: 27,402*
    • Guillain-Barré syndrome: 40

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of October 19, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=3,879)
Locally acquired cases†
No. (% of cases in states)
(N=137)
Alabama 28    (1) 0    (0)
Arizona 36    (1) 0    (0)
Arkansas 11    (<1) 0    (0)
California 296  (8) 0    (0)
Colorado 43    (1) 0    (0)
Connecticut 58    (2) 0    (0)
Delaware 15    (<1) 0    (0)
District of Columbia 25    (1) 0    (0)
Florida 708  (18) 137    (100)
Georgia 90    (2) 0    (0)
Hawaii 14    (<1) 0    (0)
Idaho 4      (<1) 0    (0)
Illinois 76    (2) 0    (0)
Indiana 39    (1) 0    (0)
Iowa 16    (<1) 0    (0)
Kansas 15    (<1) 0    (0)
Kentucky 24    (1) 0    (0)
Louisiana 34    (1) 0    (0)
Maine 12    (<1) 0    (0)
Maryland 104  (3) 0    (0)
Massachusetts 100  (3) 0    (0)
Michigan 62    (2) 0    (0)
Minnesota 47    (1) 0    (0)
Mississippi 23    (1) 0    (0)
Missouri 27    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 12    (<1) 0    (0)
Nevada 14    (<1) 0    (0)
New Hampshire 10    (<1) 0    (0)
New Jersey 134  (3) 0    (0)
New Mexico 9      (<1) 0    (0)
New York 884  (23) 0    (0)
North Carolina 72    (2) 0    (0)
North Dakota 2      (<1) 0    (0)
Ohio 53    (1) 0    (0)
Oklahoma 27    (1) 0    (0)
Oregon 29    (1) 0    (0)
Pennsylvania†† 141  (4) 0    (0)
Rhode Island 32    (1) 0    (0)
South Carolina 51    (1) 0    (0)
South Dakota 2      (<1) 0    (0)
Tennessee 53    (1) 0    (0)
Texas 231  (6) 0    (0)
Utah 14** (<1) 0    (0)
Vermont 7      (<1) 0    (0)
Virginia 87    (2) 0    (0)
Washington 45    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 43    (1) 0    (0)
Wyoming 2      (<1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=88)
Locally acquired cases†
No. (% of cases in territories)
(N=27,314)
American Samoa 7      (8) 47           (<1)
Puerto Rico 79    (90) 26,798*** (98)
US Virgin Islands 2  (2) 469          (2)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**Includes one case with unknown route of person-to-person transmission.
***The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
 
 
 
  • Page last reviewed: October 20, 2016
  • Page last updated: October 20, 2016
Posted

As of October 26, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – October 26, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 139
  • Travel-associated cases reported: 3,951
  • Laboratory acquired cases reported:  1
  • Total: 4,091
    • Sexually transmitted: 33
    • Guillain-Barré syndrome: 13

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 28,627
  • Travel-associated cases reported: 96
  • Total: 28,723*
    • Guillain-Barré syndrome: 43

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of October 26, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=3,952)
Locally acquired cases†
No. (% of cases in states)
(N=139)
Alabama 28    (1) 0    (0)
Arizona 40    (1) 0    (0)
Arkansas 13    (<1) 0    (0)
California 309  (8) 0    (0)
Colorado 46    (1) 0    (0)
Connecticut 58    (1) 0    (0)
Delaware 16    (<1) 0    (0)
District of Columbia 25    (1) 0    (0)
Florida 708  (18) 139    (100)
Georgia 93    (2) 0    (0)
Hawaii 14    (<1) 0    (0)
Idaho 4      (<1) 0    (0)
Illinois 76    (2) 0    (0)
Indiana 40    (1) 0    (0)
Iowa 17    (<1) 0    (0)
Kansas 16    (<1) 0    (0)
Kentucky 24    (1) 0    (0)
Louisiana 34    (1) 0    (0)
Maine 12    (<1) 0    (0)
Maryland 105  (3) 0    (0)
Massachusetts 101  (3) 0    (0)
Michigan 62    (2) 0    (0)
Minnesota 47    (1) 0    (0)
Mississippi 23    (1) 0    (0)
Missouri 32    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 12    (<1) 0    (0)
Nevada 15    (<1) 0    (0)
New Hampshire 10    (<1) 0    (0)
New Jersey 134  (3) 0    (0)
New Mexico 9      (<1) 0    (0)
New York 886  (22) 0    (0)
North Carolina 72    (2) 0    (0)
North Dakota 2      (<1) 0    (0)
Ohio 67    (2) 0    (0)
Oklahoma 27    (1) 0    (0)
Oregon 31    (1) 0    (0)
Pennsylvania†† 147  (4) 0    (0)
Rhode Island 32    (1) 0    (0)
South Carolina 53    (1) 0    (0)
South Dakota 2      (<1) 0    (0)
Tennessee 53    (1) 0    (0)
Texas 232  (6) 0    (0)
Utah 14** (<1) 0    (0)
Vermont 9      (<1) 0    (0)
Virginia 88    (2) 0    (0)
Washington 51    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 43    (1) 0    (0)
Wyoming 2      (<1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=96)
Locally acquired cases†
No. (% of cases in territories)
(N=28,627)
American Samoa 7      (7) 47           (<1)
Puerto Rico 87    (91) 28,111*** (98)
US Virgin Islands 2  (2) 469          (2)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**Includes one case with unknown route of person-to-person transmission.
***The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
 
 
 
Posted

As of November 2, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – November 2, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 139
  • Travel-associated cases reported: 3,988
  • Laboratory acquired cases reported:  1
  • Total: 4,128
    • Sexually transmitted: 34
    • Guillain-Barré syndrome: 13

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 30,074
  • Travel-associated cases reported: 104
  • Total: 30,178*
    • Guillain-Barré syndrome: 45

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of November 2, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=3,989)
Locally acquired cases†
No. (% of cases in states)
(N=139)
Alabama 28    (1) 0    (0)
Arizona 42    (1) 0    (0)
Arkansas 13    (<1) 0    (0)
California 312  (8) 0    (0)
Colorado 46    (1) 0    (0)
Connecticut 58    (1) 0    (0)
Delaware 16    (<1) 0    (0)
District of Columbia 25    (1) 0    (0)
Florida 708  (18) 139    (100)
Georgia 96    (2) 0    (0)
Hawaii 14    (<1) 0    (0)
Idaho 4      (<1) 0    (0)
Illinois 76    (2) 0    (0)
Indiana 45    (1) 0    (0)
Iowa 17    (<1) 0    (0)
Kansas 17    (<1) 0    (0)
Kentucky 24    (1) 0    (0)
Louisiana 34    (1) 0    (0)
Maine 11    (<1) 0    (0)
Maryland 107  (3) 0    (0)
Massachusetts 97    (2) 0    (0)
Michigan 62    (2) 0    (0)
Minnesota 53    (1) 0    (0)
Mississippi 23    (1) 0    (0)
Missouri 34    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 12    (<1) 0    (0)
Nevada 15    (<1) 0    (0)
New Hampshire 11    (<1) 0    (0)
New Jersey 134  (3) 0    (0)
New Mexico 9      (<1) 0    (0)
New York 883  (22) 0    (0)
North Carolina 73    (2) 0    (0)
North Dakota 2      (<1) 0    (0)
Ohio 69    (2) 0    (0)
Oklahoma 29    (1) 0    (0)
Oregon 33    (1) 0    (0)
Pennsylvania†† 147  (4) 0    (0)
Rhode Island 33    (1) 0    (0)
South Carolina 53    (1) 0    (0)
South Dakota 2      (<1) 0    (0)
Tennessee 54    (1) 0    (0)
Texas 237  (6) 0    (0)
Utah 15** (<1) 0    (0)
Vermont 10    (<1) 0    (0)
Virginia 90    (2) 0    (0)
Washington 53    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 43    (1) 0    (0)
Wyoming 2      (<1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=104)
Locally acquired cases†
No. (% of cases in territories)
(N=30,074)
American Samoa 7      (7) 47           (<1)
Puerto Rico 95    (91) 29,462*** (98)
US Virgin Islands 2  (2) 565          (2)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**Includes one case with unknown route of person-to-person transmission.
***The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
 
 
 
  • 4 weeks later...
Posted

As of November 23, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – November 23, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 182
  • Travel-associated cases reported: 4,261
  • Laboratory acquired cases reported:  1
  • Total: 4,444
    • Sexually transmitted: 36
    • Guillain-Barré syndrome: 13

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 32,601
  • Travel-associated cases reported: 123
  • Total: 32,724*
    • Guillain-Barré syndrome: 46

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of November 23, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=4,262)
Locally acquired cases†
No. (% of cases in states)
(N=182)
Alabama 30    (1) 0    (0)
Arizona 49    (1) 0    (0)
Arkansas 13    (<1) 0    (0)
California 354  (8) 0    (0)
Colorado 49    (1) 0    (0)
Connecticut 58    (1) 0    (0)
Delaware 17    (<1) 0    (0)
District of Columbia 27    (1) 0    (0)
Florida 785  (18) 182    (100)
Georgia 102  (2) 0    (0)
Hawaii 14    (<1) 0    (0)
Idaho 4      (<1) 0    (0)
Illinois 83    (2) 0    (0)
Indiana 47    (1) 0    (0)
Iowa 17    (<1) 0    (0)
Kansas 17    (<1) 0    (0)
Kentucky 24    (1) 0    (0)
Louisiana 35    (1) 0    (0)
Maine 12    (<1) 0    (0)
Maryland 109  (3) 0    (0)
Massachusetts 101  (2) 0    (0)
Michigan 63    (1) 0    (0)
Minnesota 53    (1) 0    (0)
Mississippi 23    (1) 0    (0)
Missouri 35    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 13    (<1) 0    (0)
Nevada 16    (<1) 0    (0)
New Hampshire 11    (<1) 0    (0)
New Jersey 157  (4) 0    (0)
New Mexico 9      (<1) 0    (0)
New York 917  (22) 0    (0)
North Carolina 78    (2) 0    (0)
North Dakota 2      (<1) 0    (0)
Ohio 73    (2) 0    (0)
Oklahoma 29    (1) 0    (0)
Oregon 37    (1) 0    (0)
Pennsylvania†† 157  (4) 0    (0)
Rhode Island 35    (1) 0    (0)
South Carolina 53    (1) 0    (0)
South Dakota 2      (<1) 0    (0)
Tennessee 58    (1) 0    (0)
Texas 253  (6) 0    (0)
Utah 16** (<1) 0    (0)
Vermont 10    (<1) 0    (0)
Virginia 93    (2) 0    (0)
Washington 57    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 45    (1) 0    (0)
Wyoming 2      (<1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=123)
Locally acquired cases†
No. (% of cases in territories)
(N=32,601)
American Samoa 0      (0) 54           (<1)
Puerto Rico 121  (98) 31,944*** (98)
US Virgin Islands 2      (2) 603          (2)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**Includes one case with unknown route of person-to-person transmission.
***The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
Posted

As of November 30, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – November 30, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 185
  • Travel-associated cases reported: 4,310
  • Laboratory acquired cases reported:  1
  • Total: 4,496
    • Sexually transmitted: 36
    • Guillain-Barré syndrome: 13

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 33,133
  • Travel-associated cases reported: 125
  • Total: 33,258*
    • Guillain-Barré syndrome: 48

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of November 30, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=4,311)
Locally acquired cases†
No. (% of cases in states)
(N=185)
Alabama 30    (1) 0    (0)
Arizona 49    (1) 0    (0)
Arkansas 13    (<1) 0    (0)
California 368  (9) 0    (0)
Colorado 50    (1) 0    (0)
Connecticut 58    (1) 0    (0)
Delaware 17    (<1) 0    (0)
District of Columbia 27    (1) 0    (0)
Florida 785  (18) 184    (99)
Georgia 102  (2) 0    (0)
Hawaii 14    (<1) 0    (0)
Idaho 4      (<1) 0    (0)
Illinois 83    (2) 0    (0)
Indiana 47    (1) 0    (0)
Iowa 17    (<1) 0    (0)
Kansas 17    (<1) 0    (0)
Kentucky 24    (1) 0    (0)
Louisiana 35    (1) 0    (0)
Maine 12    (<1) 0    (0)
Maryland 110  (3) 0    (0)
Massachusetts 105  (2) 0    (0)
Michigan 63    (1) 0    (0)
Minnesota 55    (1) 0    (0)
Mississippi 23    (1) 0    (0)
Missouri 36    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 13    (<1) 0    (0)
Nevada 18    (<1) 0    (0)
New Hampshire 12    (<1) 0    (0)
New Jersey 164  (4) 0    (0)
New Mexico 9      (<1) 0    (0)
New York 921  (21) 0    (0)
North Carolina 81    (2) 0    (0)
North Dakota 2      (<1) 0    (0)
Ohio 74    (2) 0    (0)
Oklahoma 29    (1) 0    (0)
Oregon 37    (1) 0    (0)
Pennsylvania†† 157  (4) 0    (0)
Rhode Island 35    (1) 0    (0)
South Carolina 53    (1) 0    (0)
South Dakota 2      (<1) 0    (0)
Tennessee 58    (1) 0    (0)
Texas 258  (6) 1    (1)
Utah 16** (<1) 0    (0)
Vermont 10    (<1) 0    (0)
Virginia 94    (2) 0    (0)
Washington 58    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 46    (1) 0    (0)
Wyoming 2      (<1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=125)
Locally acquired cases†
No. (% of cases in territories)
(N=33,133)
American Samoa 0      (0) 54           (<1)
Puerto Rico 123  (98) 32,473*** (98)
US Virgin Islands 2      (2) 603          (2)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**Includes one case with unknown route of person-to-person transmission.
***The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
 
 
 
  • Page last reviewed: December 1, 2016
  • Page last updated: December 1, 2016
  • 2 weeks later...
Posted

As of December 14, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – December 14, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 185
  • Travel-associated cases reported: 4,431
  • Laboratory acquired cases reported:  1
  • Total: 4,617
    • Sexually transmitted: 38
    • Guillain-Barré syndrome: 13

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 34,139
  • Travel-associated cases reported: 129
  • Total: 34,268*
    • Guillain-Barré syndrome: 51

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of December 14, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=4,432)
Locally acquired cases†
No. (% of cases in states)
(N=185)
Alabama 30    (1) 0    (0)
Arizona 51    (1) 0    (0)
Arkansas 13    (<1) 0    (0)
California 383  (9) 0    (0)
Colorado 51    (1) 0    (0)
Connecticut 58    (1) 0    (0)
Delaware 17    (<1) 0    (0)
District of Columbia 27    (1) 0    (0)
Florida 785  (18) 184    (99)
Georgia 105  (2) 0    (0)
Hawaii 16    (<1) 0    (0)
Idaho 4      (<1) 0    (0)
Illinois 87    (2) 0    (0)
Indiana 47    (1) 0    (0)
Iowa 19    (<1) 0    (0)
Kansas 18    (<1) 0    (0)
Kentucky 24    (1) 0    (0)
Louisiana 35    (1) 0    (0)
Maine 13    (<1) 0    (0)
Maryland 125  (3) 0    (0)
Massachusetts 106  (2) 0    (0)
Michigan 63    (1) 0    (0)
Minnesota 55    (1) 0    (0)
Mississippi 23    (1) 0    (0)
Missouri 36    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 13    (<1) 0    (0)
Nevada 18    (<1) 0    (0)
New Hampshire 12    (<1) 0    (0)
New Jersey 164  (4) 0    (0)
New Mexico 9      (<1) 0    (0)
New York 944  (21) 0    (0)
North Carolina 83    (2) 0    (0)
North Dakota 2      (<1) 0    (0)
Ohio 76    (2) 0    (0)
Oklahoma 29    (1) 0    (0)
Oregon 40    (1) 0    (0)
Pennsylvania†† 163  (4) 0    (0)
Rhode Island 42    (1) 0    (0)
South Carolina 54    (1) 0    (0)
South Dakota 2      (<1) 0    (0)
Tennessee 58    (1) 0    (0)
Texas 272  (6) 1    (1)
Utah 19** (<1) 0    (0)
Vermont 10    (<1) 0    (0)
Virginia 102  (2) 0    (0)
Washington 61    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 48    (1) 0    (0)
Wyoming 2      (<1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=129)
Locally acquired cases†
No. (% of cases in territories)
(N=34,139)
American Samoa 0      (0) 72           (<1)
Puerto Rico 127  (98) 33,260*** (97)
US Virgin Islands 2      (2) 807          (2)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**Includes one case with unknown route of person-to-person transmission.
***The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
 
 
 
  • Page last reviewed: December 15, 2016
  • Page last updated: December 15, 2016
Posted

As of December 21, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – December 21, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 215
  • Travel-associated cases reported: 4,541
  • Laboratory acquired cases reported:  1
  • Total: 4,756
    • Sexually transmitted: 38
    • Guillain-Barré syndrome: 13

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 34,463
  • Travel-associated cases reported: 131
  • Total: 34,594*
    • Guillain-Barré syndrome: 51

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of December 21, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=4,541)
Locally acquired cases†
No. (% of cases in states)
(N=215)
Alabama 30    (1) 0    (0)
Arizona 52    (1) 0    (0)
Arkansas 13    (<1) 0    (0)
California 389  (9) 0    (0)
Colorado 53    (1) 0    (0)
Connecticut 58    (1) 0    (0)
Delaware 17    (<1) 0    (0)
District of Columbia 28    (1) 0    (0)
Florida 825  (18) 210    (98)
Georgia 106  (2) 0    (0)
Hawaii 16    (<1) 0    (0)
Idaho 4      (<1) 0    (0)
Illinois 88    (2) 0    (0)
Indiana 49    (1) 0    (0)
Iowa 20    (<1) 0    (0)
Kansas 18    (<1) 0    (0)
Kentucky 24    (1) 0    (0)
Louisiana 35    (1) 0    (0)
Maine 13    (<1) 0    (0)
Maryland 126  (3) 0    (0)
Massachusetts 110  (2) 0    (0)
Michigan 63    (1) 0    (0)
Minnesota 64    (1) 0    (0)
Mississippi 23    (1) 0    (0)
Missouri 36    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 13    (<1) 0    (0)
Nevada 18    (<1) 0    (0)
New Hampshire 12    (<1) 0    (0)
New Jersey 164  (4) 0    (0)
New Mexico 9      (<1) 0    (0)
New York 967  (21) 0    (0)
North Carolina 83    (2) 0    (0)
North Dakota 2      (<1) 0    (0)
Ohio 78    (2) 0    (0)
Oklahoma 29    (1) 0    (0)
Oregon 41    (1) 0    (0)
Pennsylvania†† 164  (4) 0    (0)
Rhode Island 48    (1) 0    (0)
South Carolina 54    (1) 0    (0)
South Dakota 2      (<1) 0    (0)
Tennessee 58    (1) 0    (0)
Texas 277  (6) 5    (2)
Utah 20** (<1) 0    (0)
Vermont 10    (<1) 0    (0)
Virginia 103  (2) 0    (0)
Washington 61    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 48    (1) 0    (0)
Wyoming 2      (<1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=131)
Locally acquired cases†
No. (% of cases in territories)
(N=34,463)
American Samoa 1      (1) 114          (<1)
Puerto Rico 128  (98) 33,487*** (97)
US Virgin Islands 2      (2) 862          (3)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**Includes one case with unknown route of person-to-person transmission.
***The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
 
 
 
  • Page last reviewed: December 22, 2016
  • Page last updated: December 22, 2016
Posted

As of December 28, 2016 (5 am EST)

  • Zika virus disease and Zika virus congenital infection are nationally notifiable conditions.
  • This update from the CDC Arboviral Disease Branch includes provisional data reported to ArboNET for January 01, 2015 – December 28, 2016.

US States

  • Locally acquired mosquito-borne cases reported: 216
  • Travel-associated cases reported: 4,592
  • Laboratory acquired cases reported:  1
  • Total: 4,809
    • Sexually transmitted: 38
    • Guillain-Barré syndrome: 13

MAPS OF ZIKA IN THE US

US Territories

  • Locally acquired cases reported: 34,841
  • Travel-associated cases reported: 132
  • Total: 34,973*
    • Guillain-Barré syndrome: 50

*Sexually transmitted cases are not reported for US territories because with local transmission of Zika virus it is not possible to determine whether infection occurred due to mosquito-borne or sexual transmission.

Laboratory-confirmed Zika virus disease cases reported to ArboNET by state or territory — United States, 2015–2016 (as of December 28, 2016)§
States Travel-associated cases*
No. (% of cases in states)
(N=4,593)
Locally acquired cases†
No. (% of cases in states)
(N=216)
Alabama 30    (1) 0    (0)
Arizona 51    (1) 0    (0)
Arkansas 15    (<1) 0    (0)
California 389  (9) 0    (0)
Colorado 53    (1) 0    (0)
Connecticut 58    (1) 0    (0)
Delaware 17    (<1) 0    (0)
District of Columbia 28    (1) 0    (0)
Florida 825  (18) 210    (98)
Georgia 106  (2) 0    (0)
Hawaii 16    (<1) 0    (0)
Idaho 4      (<1) 0    (0)
Illinois 88    (2) 0    (0)
Indiana 49    (1) 0    (0)
Iowa 21    (<1) 0    (0)
Kansas 19    (<1) 0    (0)
Kentucky 24    (1) 0    (0)
Louisiana 35    (1) 0    (0)
Maine 13    (<1) 0    (0)
Maryland 126  (3) 0    (0)
Massachusetts 114  (2) 0    (0)
Michigan 64    (1) 0    (0)
Minnesota 64    (1) 0    (0)
Mississippi 23    (1) 0    (0)
Missouri 35    (1) 0    (0)
Montana 7      (<1) 0    (0)
Nebraska 13    (<1) 0    (0)
Nevada 18    (<1) 0    (0)
New Hampshire 12    (<1) 0    (0)
New Jersey 177  (4) 0    (0)
New Mexico 9      (<1) 0    (0)
New York 983  (21) 0    (0)
North Carolina 85    (2) 0    (0)
North Dakota 2      (<1) 0    (0)
Ohio 80    (2) 0    (0)
Oklahoma 29    (1) 0    (0)
Oregon 42    (1) 0    (0)
Pennsylvania†† 166  (4) 0    (0)
Rhode Island 50    (1) 0    (0)
South Carolina 54    (1) 0    (0)
South Dakota 2      (<1) 0    (0)
Tennessee 59    (1) 0    (0)
Texas 283  (6) 6    (2)
Utah 20** (<1) 0    (0)
Vermont 10    (<1) 0    (0)
Virginia 103  (2) 0    (0)
Washington 61    (1) 0    (0)
West Virginia 11    (<1) 0    (0)
Wisconsin 48    (1) 0    (0)
Wyoming 2      (<1) 0    (0)
     
Territories Travel-associated cases*
No. (% of cases in territories)
(N=132)
Locally acquired cases†
No. (% of cases in territories)
(N=34,841)
American Samoa 1      (1) 114          (<1)
Puerto Rico 129  (98) 33,865*** (97)
US Virgin Islands 2      (2) 862          (3)
§Only includes cases meeting the probable or confirmed CSTE case definition and does not include asymptomatic infections unless the case is a pregnant woman with a complication of pregnancy
*Travelers returning from affected areas, their sexual contacts, or infants infected in utero
†Presumed local mosquito-borne transmission
††One additional case acquired through laboratory transmission
**Includes one case with unknown route of person-to-person transmission.
***The Puerto Rico Department of Health is retroactively reporting cases, resulting in larger than normal increases in cases in recent weeks.
 
 
 
  • Page last reviewed: December 29, 2016
  • Page last updated: December 29, 2016

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