Table 1.
Counties participating in mosquito surveillance
| County | Region | # of years collected | # mosquitoes | # of data points |
|---|---|---|---|---|
| Beadle | East Central (ER) | 12 | 170,965 | 591 |
| Brookings* | East Central (ER) | 14 | 1,207,741 | 7,060 |
| Brown | Northeastern (ER) | 14 | 2,031,810 | 8,641 |
| Butte/Harding* | Northwestern (WR) | 3 | 14,255 | 554 |
| Clay | Southeastern (ER) | 1 | 1,073 | 67 |
| Codington | East Central (ER) | 13 | 111,677 | 2,020 |
| Custer | Southwestern (WR) | 4 | 4,485 | 104 |
| Davison | Southeastern (ER) | 12 | 64,773 | 316 |
| Dewey | North Central (WR) | 2 | 6,175 | 72 |
| Edmunds | North Central (ER) | 4 | 15,943 | 155 |
| Fall River | Southwestern (WR) | 4 | 3,725 | 297 |
| Grant | Northeastern (ER) | 4 | 21,607 | 85 |
| Hand | Central (ER) | 4 | 9,692 | 68 |
| Hughes* | Central (ER) | 14 | 159,732 | 959 |
| Lake | East Central (ER) | 11 | 48,088 | 968 |
| Lincoln/Minnehaha* | Southeastern (ER) | 14 | 1,470,899 | 36,464 |
| Marshal | Northeastern (ER) | 3 | 5,652 | 52 |
| Meade | West Central (WR) | 10 | 24,969 | 764 |
| Moody | East Central (ER) | 6 | 28,731 | 519 |
| Pennington | West Central (WR) | 9 | 68,001 | 352 |
| Perkins | Northwestern (WR) | 2 | 419 | 20 |
| Sanborn | East Central (ER) | 1 | 53 | 7 |
| Spink | Northeastern (ER) | 2 | 177 | 25 |
| Turner | Southeastern (ER) | 1 | 28 | 7 |
| Union | Southeastern (ER) | 3 | 12,637 | 95 |
| Yankton | Southeastern (ER) | 2 | 1,119 | 43 |
| Ziebach | Northwestern (WR) | 1 | 2,266 | 12 |
*Denotes region that identified most mosquitoes to species.
ER denotes counties located east of Missouri River.
WR denotes counties located West of Missouri River.