County Wide Mosquito Abundance by City
Weekly County Wide Mosquito Abundance by City
Disease Week 30: July 21st to July 25th, 2025
| City | Total Female Mosquitoes | Samples Tested (Pools of 50 Max) | WNV positive samples | WNV positives year-to-date |
|---|---|---|---|---|
| Aliso Viejo | 0 | 0 | 0 | 0 |
| Anaheim | 1453 | 52 | 9 | 11 |
| Buena Park | 145 | 4 | 0 | 0 |
| Brea | 66 | 2 | 0 | 0 |
| Costa Mesa | 95 | 3 | 0 | 0 |
| Coto De Caza | 48 | 0 | 0 | 0 |
| Cypress | 125 | 3 | 0 | 0 |
| Dana Point | 11 | 1 | 0 | 0 |
| Fountain Valley | 44 | 3 | 0 | 0 |
| Fullerton | 323 | 12 | 0 | 0 |
| Garden Grove | 1062 | 40 | 9 | 11 |
| Huntington Beach | 912 | 8 | 0 | 0 |
| Irvine | 1809 | 14 | 0 | 0 |
| Laguna Beach | 181 | 4 | 0 | 0 |
| Laguna Hills | 82 | 0 | 0 | 0 |
| Los Alamitos | 50 | 1 | 0 | 0 |
| Laguna Niguel | 12 | 1 | 0 | 0 |
| Ladera Ranch | 49 | 0 | 0 | 0 |
| La Habra | 94 | 7 | 0 | 0 |
| Lake Forest | 22 | 1 | 0 | 0 |
| Mission Viejo | 63 | 2 | 0 | 0 |
| Newport Beach | 234 | 5 | 0 | 0 |
| Orange | 393 | 17 | 1 | 0 |
| Placentia | 29 | 1 | 0 | 1 |
| Rancho Santa Margarita | 6 | 1 | 0 | 0 |
| Santa Ana | 1137 | 41 | 0 | 0 |
| San Clemente | 292 | 1 | 0 | 0 |
| San Juan Capistrano | 19 | 1 | 0 | 0 |
| Seal Beach | 270 | 7 | 0 | 0 |
| Stanton | 62 | 2 | 0 | 0 |
| Trabuco Canyon | 17 | 0 | 0 | 0 |
| Tustin | 68 | 3 | 0 | 0 |
| Westminster | 36 | 4 | 0 | 0 |
| Yorba Linda | 45 | 1 | 0 | 0 |
| Villa Park | 0 | 0 | 0 | 0 |
| Grand Total | 9305 | 244 | 19 | 23 |