| Mosquito Species Submitted for West Nile Virus/ Eastern Equine Encephalitis Testing | ||||||||||
| Last Submitted Included: CM07-00993 | ||||||||||
| *WNV+ pool of Culex pipiens/restuans found in Marlborough DPH trap & Holliston DPH trap | ||||||||||
| CMMCP | Acton | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 25 | 158 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 11 | 195 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 6 | 103 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 54 | 1637 | 0 | 0 | Coquillettidia perturbans | 0 | 0 | 0 | 0 | |
| Culex species | 4 | 101 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 25 | 416 | 0 | 0 | Culex pipiens | 1 | 1 | 0 | 0 | |
| Culex pipiens/restuans | 397 | 6440 | 2* | 0 | Culex pipiens/restuans | 6 | 42 | 0 | 0 | |
| Culex restuans | 90 | 367 | 0 | 0 | Culex restuans | 2 | 6 | 0 | 0 | |
| Culex salinarius | 3 | 4 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 148 | 1101 | 0 | 0 | Culiseta melanura | 1 | 1 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 46 | 134 | 0 | 0 | Culiseta morsitans | 0 | 0 | 0 | 0 | |
| Ochlerotatus canadensis | 21 | 705 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 118 | 299 | 0 | 0 | Ochlerotatus japonicus | 5 | 8 | 0 | 0 | |
| Ochlerotatus triseriatus | 46 | 148 | 0 | 0 | Ochlerotatus triseriatus | 1 | 3 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 994 | 11808 | 2* | 0 | Total | 16 | 61 | 0 | 0 | |
| Ashland | Auburn | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 0 | 0 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 0 | 0 | 0 | 0 | Coquillettidia perturbans | 0 | 0 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 0 | 0 | 0 | 0 | Culex pipiens | 1 | 4 | 0 | 0 | |
| Culex pipiens/restuans | 11 | 79 | 0 | 0 | Culex pipiens/restuans | 12 | 208 | 0 | 0 | |
| Culex restuans | 2 | 9 | 0 | 0 | Culex restuans | 2 | 3 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 1 | 1 | 0 | 0 | Culiseta melanura | 1 | 1 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 1 | 2 | 0 | 0 | Culiseta morsitans | 1 | 2 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 6 | 16 | 0 | 0 | Ochlerotatus japonicus | 2 | 2 | 0 | 0 | |
| Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | Ochlerotatus triseriatus | 4 | 21 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 21 | 107 | 0 | 0 | Total | 23 | 241 | 0 | 0 | |
| Ayer | Berlin | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 1 | 1 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 1 | 5 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 0 | 0 | 0 | 0 | Coquillettidia perturbans | 0 | 0 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 1 | 11 | 0 | 0 | Culex pipiens | 1 | 4 | 0 | 0 | |
| Culex pipiens/restuans | 15 | 351 | 0 | 0 | Culex pipiens/restuans | 3 | 11 | 0 | 0 | |
| Culex restuans | 0 | 0 | 0 | 0 | Culex restuans | 3 | 9 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 0 | 0 | 0 | 0 | Culiseta melanura | 4 | 6 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 0 | 0 | 0 | 0 | Culiseta morsitans | 0 | 0 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 0 | 0 | 0 | 0 | Ochlerotatus japonicus | 4 | 7 | 0 | 0 | |
| Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | Ochlerotatus triseriatus | 2 | 3 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 17 | 363 | 0 | 0 | Total | 18 | 45 | 0 | 0 | |
| Billerica | Blackstone | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 1 | 1 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 1 | 6 | 0 | 0 | Coquillettidia perturbans | 1 | 1 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 0 | 0 | 0 | 0 | Culex pipiens | 2 | 3 | 0 | 0 | |
| Culex pipiens/restuans | 9 | 140 | 0 | 0 | Culex pipiens/restuans | 5 | 23 | 0 | 0 | |
| Culex restuans | 2 | 4 | 0 | 0 | Culex restuans | 1 | 8 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 2 | 2 | 0 | 0 | Culiseta melanura | 1 | 1 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 0 | 0 | 0 | 0 | Culiseta morsitans | 1 | 1 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 0 | 0 | 0 | 0 | Ochlerotatus japonicus | 5 | 18 | 0 | 0 | |
| Ochlerotatus triseriatus | 4 | 11 | 0 | 0 | Ochlerotatus triseriatus | 1 | 1 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 19 | 164 | 0 | 0 | Total | 17 | 56 | 0 | 0 | |
| Boxborough | Boylston | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 0 | 0 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 2 | 55 | 0 | 0 | Coquillettidia perturbans | 2 | 13 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 0 | 0 | 0 | 0 | Culex pipiens | 0 | 0 | 0 | 0 | |
| Culex pipiens/restuans | 0 | 0 | 0 | 0 | Culex pipiens/restuans | 7 | 111 | 0 | 0 | |
| Culex restuans | 6 | 14 | 0 | 0 | Culex restuans | 3 | 15 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 1 | 2 | 0 | 0 | Culiseta melanura | 2 | 3 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 0 | 0 | 0 | 0 | Culiseta morsitans | 0 | 0 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 1 | 3 | 0 | 0 | Ochlerotatus japonicus | 5 | 13 | 0 | 0 | |
| Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 10 | 74 | 0 | 0 | Total | 19 | 155 | 0 | 0 | |
| Chelmsford | Clinton | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 1 | 14 | 0 | 0 | Aedes vexans | 1 | 2 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 0 | 0 | 0 | 0 | Coquillettidia perturbans | 0 | 0 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 0 | 0 | 0 | 0 | Culex pipiens | 4 | 202 | 0 | 0 | |
| Culex pipiens/restuans | 16 | 511 | 0 | 0 | Culex pipiens/restuans | 14 | 277 | 0 | 0 | |
| Culex restuans | 1 | 4 | 0 | 0 | Culex restuans | 0 | 0 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 1 | 2 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 1 | 9 | 0 | 0 | Culiseta melanura | 2 | 2 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 0 | 0 | 0 | 0 | Culiseta morsitans | 0 | 0 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 1 | 6 | 0 | 0 | Ochlerotatus japonicus | 3 | 7 | 0 | 0 | |
| Ochlerotatus triseriatus | 4 | 9 | 0 | 0 | Ochlerotatus triseriatus | 4 | 18 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 24 | 553 | 0 | 0 | Total | 29 | 510 | 0 | 0 | |
| Dracut | Fitchburg | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 0 | 0 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 0 | 0 | 0 | 0 | Coquillettidia perturbans | 1 | 2 | 0 | 0 | |
| Culex species | 1 | 50 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 1 | 10 | 0 | 0 | Culex pipiens | 0 | 0 | 0 | 0 | |
| Culex pipiens/restuans | 16 | 537 | 0 | 0 | Culex pipiens/restuans | 4 | 19 | 0 | 0 | |
| Culex restuans | 0 | 0 | 0 | 0 | Culex restuans | 4 | 7 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 0 | 0 | 0 | 0 | Culiseta melanura | 0 | 0 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 0 | 0 | 0 | 0 | Culiseta morsitans | 2 | 2 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 1 | 1 | 0 | 0 | Ochlerotatus japonicus | 5 | 18 | 0 | 0 | |
| Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | Ochlerotatus triseriatus | 4 | 19 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 19 | 598 | 0 | 0 | Total | 20 | 67 | 0 | 0 | |
| Holliston | Hopedale | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 1 | 3 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 4 | 97 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 3 | 76 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 3 | 48 | 0 | 0 | Coquillettidia perturbans | 0 | 0 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 1 | 3 | 0 | 0 | Culex pipiens | 4 | 158 | 0 | 0 | |
| Culex pipiens/restuans | 16 | 312 | 1* | 0 | Culex pipiens/restuans | 34 | 1547 | 0 | 0 | |
| Culex restuans | 2 | 22 | 0 | 0 | Culex restuans | 2 | 16 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 14 | 213 | 0 | 0 | Culiseta melanura | 1 | 2 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 4 | 6 | 0 | 0 | Culiseta morsitans | 0 | 0 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 3 | 14 | 0 | 0 | Ochlerotatus japonicus | 1 | 1 | 0 | 0 | |
| Ochlerotatus triseriatus | 3 | 19 | 0 | 0 | Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 54 | 813 | 1* | 0 | Total | 42 | 1724 | 0 | 0 | |
| Hopkinton | Hudson | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 0 | 0 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 1 | 4 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 0 | 0 | 0 | 0 | Coquillettidia perturbans | 0 | 0 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 2 | 4 | 0 | 0 | Culex pipiens | 0 | 0 | 0 | 0 | |
| Culex pipiens/restuans | 18 | 91 | 0 | 0 | Culex pipiens/restuans | 11 | 114 | 0 | 0 | |
| Culex restuans | 6 | 16 | 0 | 0 | Culex restuans | 2 | 9 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 16 | 96 | 0 | 0 | Culiseta melanura | 1 | 1 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 5 | 41 | 0 | 0 | Culiseta morsitans | 0 | 0 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 5 | 16 | 0 | 0 | Ochlerotatus japonicus | 3 | 6 | 0 | 0 | |
| Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 53 | 268 | 0 | 0 | Total | 17 | 130 | 0 | 0 | |
| Lancaster | Leominster | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 1 | 32 | 0 | 0 | Aedes vexans | 2 | 3 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 1 | 14 | 0 | 0 | Coquillettidia perturbans | 0 | 0 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 0 | 0 | 0 | 0 | Culex pipiens | 0 | 0 | 0 | 0 | |
| Culex pipiens/restuans | 3 | 8 | 0 | 0 | Culex pipiens/restuans | 10 | 84 | 0 | 0 | |
| Culex restuans | 4 | 13 | 0 | 0 | Culex restuans | 1 | 1 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 3 | 5 | 0 | 0 | Culiseta melanura | 1 | 1 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 2 | 2 | 0 | 0 | Culiseta morsitans | 2 | 2 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 2 | 2 | 0 | 0 | Ochlerotatus japonicus | 0 | 0 | 0 | 0 | |
| Ochlerotatus triseriatus | 1 | 1 | 0 | 0 | Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 17 | 77 | 0 | 0 | Total | 16 | 91 | 0 | 0 | |
| Littleton | Lunenburg | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 0 | 0 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 1 | 2 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 2 | 56 | 0 | 0 | Coquillettidia perturbans | 1 | 50 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 2 | 2 | 0 | 0 | Culex pipiens | 0 | 0 | 0 | 0 | |
| Culex pipiens/restuans | 4 | 9 | 0 | 0 | Culex pipiens/restuans | 8 | 23 | 0 | 0 | |
| Culex restuans | 2 | 14 | 0 | 0 | Culex restuans | 1 | 1 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 2 | 7 | 0 | 0 | Culiseta melanura | 3 | 13 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 1 | 1 | 0 | 0 | Culiseta morsitans | 4 | 9 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 1 | 1 | 0 | 0 | Ochlerotatus japonicus | 2 | 3 | 0 | 0 | |
| Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 14 | 90 | 0 | 0 | Total | 20 | 101 | 0 | 0 | |
| Marlborough | Milford | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 17 | 102 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 5 | 86 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 1 | 21 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 32 | 1247 | 0 | 0 | Coquillettidia perturbans | 1 | 2 | 0 | 0 | |
| Culex species | 1 | 30 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 0 | 0 | 0 | 0 | Culex pipiens | 0 | 0 | 0 | 0 | |
| Culex pipiens/restuans | 35 | 451 | 1* | 0 | Culex pipiens/restuans | 3 | 28 | 0 | 0 | |
| Culex restuans | 4 | 26 | 0 | 0 | Culex restuans | 4 | 7 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 12 | 36 | 0 | 0 | Culiseta melanura | 1 | 1 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 3 | 5 | 0 | 0 | Culiseta morsitans | 0 | 0 | 0 | 0 | |
| Ochlerotatus canadensis | 21 | 705 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 6 | 14 | 0 | 0 | Ochlerotatus japonicus | 7 | 9 | 0 | 0 | |
| Ochlerotatus triseriatus | 1 | 3 | 0 | 0 | Ochlerotatus triseriatus | 1 | 3 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 138 | 2726 | 1* | 0 | Total | 17 | 50 | 0 | 0 | |
| Millbury | Millville | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 0 | 0 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 0 | 0 | 0 | 0 | Coquillettidia perturbans | 0 | 0 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 1 | 2 | 0 | 0 | Culex pipiens | 1 | 2 | 0 | 0 | |
| Culex pipiens/restuans | 12 | 155 | 0 | 0 | Culex pipiens/restuans | 5 | 11 | 0 | 0 | |
| Culex restuans | 2 | 15 | 0 | 0 | Culex restuans | 1 | 1 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 10 | 159 | 0 | 0 | Culiseta melanura | 0 | 0 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 7 | 40 | 0 | 0 | Culiseta morsitans | 0 | 0 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 0 | 0 | 0 | 0 | Ochlerotatus japonicus | 8 | 21 | 0 | 0 | |
| Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | Ochlerotatus triseriatus | 1 | 2 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 32 | 371 | 0 | 0 | Total | 16 | 37 | 0 | 0 | |
| Natick | Northborough | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 0 | 0 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 1 | 7 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 0 | 0 | 0 | 0 | Coquillettidia perturbans | 1 | 9 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 0 | 0 | 0 | 0 | Culex pipiens | 0 | 0 | 0 | 0 | |
| Culex pipiens/restuans | 6 | 45 | 0 | 0 | Culex pipiens/restuans | 4 | 11 | 0 | 0 | |
| Culex restuans | 4 | 7 | 0 | 0 | Culex restuans | 4 | 25 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 2 | 7 | 0 | 0 | Culiseta melanura | 1 | 1 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 0 | 0 | 0 | 0 | Culiseta morsitans | 0 | 0 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 4 | 6 | 0 | 0 | Ochlerotatus japonicus | 3 | 22 | 0 | 0 | |
| Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | Ochlerotatus triseriatus | 2 | 6 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 16 | 65 | 0 | 0 | Total | 16 | 81 | 0 | 0 | |
| Northbridge | Sherborn | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 0 | 0 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 0 | 0 | 0 | 0 | Coquillettidia perturbans | 1 | 4 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 1 | 3 | 0 | 0 | Culex pipiens | 0 | 0 | 0 | 0 | |
| Culex pipiens/restuans | 6 | 80 | 0 | 0 | Culex pipiens/restuans | 4 | 22 | 0 | 0 | |
| Culex restuans | 1 | 1 | 0 | 0 | Culex restuans | 5 | 38 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 0 | 0 | 0 | 0 | Culiseta melanura | 2 | 4 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 0 | 0 | 0 | 0 | Culiseta morsitans | 3 | 7 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 2 | 4 | 0 | 0 | Ochlerotatus japonicus | 2 | 2 | 0 | 0 | |
| Ochlerotatus triseriatus | 2 | 2 | 0 | 0 | Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 12 | 90 | 0 | 0 | Total | 17 | 77 | 0 | 0 | |
| Shrewsbury | Southborough | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 0 | 0 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 0 | 0 | 0 | 0 | Coquillettidia perturbans | 0 | 0 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 0 | 0 | 0 | 0 | Culex pipiens | 0 | 0 | 0 | 0 | |
| Culex pipiens/restuans | 10 | 213 | 0 | 0 | Culex pipiens/restuans | 8 | 55 | 0 | 0 | |
| Culex restuans | 2 | 8 | 0 | 0 | Culex restuans | 1 | 5 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 1 | 1 | 0 | 0 | Culiseta melanura | 0 | 0 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 0 | 0 | 0 | 0 | Culiseta morsitans | 0 | 0 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 1 | 2 | 0 | 0 | Ochlerotatus japonicus | 4 | 22 | 0 | 0 | |
| Ochlerotatus triseriatus | 1 | 2 | 0 | 0 | Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 15 | 226 | 0 | 0 | Total | 13 | 82 | 0 | 0 | |
| Stow | Sturbridge | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 0 | 0 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 2 | 62 | 0 | 0 | Coquillettidia perturbans | 1 | 50 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 1 | 4 | 0 | 0 | |
| Culex pipiens | 0 | 0 | 0 | 0 | Culex pipiens | 0 | 0 | 0 | 0 | |
| Culex pipiens/restuans | 2 | 2 | 0 | 0 | Culex pipiens/restuans | 7 | 81 | 0 | 0 | |
| Culex restuans | 1 | 2 | 0 | 0 | Culex restuans | 3 | 20 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 1 | 1 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 3 | 3 | 0 | 0 | Culiseta melanura | 9 | 58 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 1 | 2 | 0 | 0 | Culiseta morsitans | 1 | 1 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 4 | 6 | 0 | 0 | Ochlerotatus japonicus | 2 | 3 | 0 | 0 | |
| Ochlerotatus triseriatus | 1 | 1 | 0 | Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | ||
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 14 | 78 | 0 | 0 | Total | 25 | 218 | 0 | 0 | |
| Tewksbury | Uxbridge | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 0 | 0 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 0 | 0 | 0 | 0 | Coquillettidia perturbans | 0 | 0 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 0 | 0 | 0 | 0 | Culex pipiens | 1 | 3 | 0 | 0 | |
| Culex pipiens/restuans | 8 | 68 | 0 | 0 | Culex pipiens/restuans | 6 | 39 | 0 | 0 | |
| Culex restuans | 2 | 14 | 0 | 0 | Culex restuans | 0 | 0 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 13 | 158 | 0 | 0 | Culiseta melanura | 1 | 7 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 0 | 0 | 0 | 0 | Culiseta morsitans | 1 | 3 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 3 | 7 | 0 | 0 | Ochlerotatus japonicus | 7 | 22 | 0 | 0 | |
| Ochlerotatus triseriatus | 1 | 1 | 0 | 0 | Ochlerotatus triseriatus | 1 | 3 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 27 | 248 | 0 | 0 | Total | 17 | 77 | 0 | 0 | |
| Webster | Westborough | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 0 | 0 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 0 | 0 | 0 | 0 | Coquillettidia perturbans | 1 | 8 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 1 | 17 | 0 | 0 | |
| Culex pipiens | 0 | 0 | 0 | 0 | Culex pipiens | 0 | 0 | 0 | 0 | |
| Culex pipiens/restuans | 7 | 73 | 0 | 0 | Culex pipiens/restuans | 33 | 498 | 0 | 0 | |
| Culex restuans | 2 | 8 | 0 | 0 | Culex restuans | 6 | 15 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 1 | 1 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 2 | 8 | 0 | 0 | Culiseta melanura | 26 | 171 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 0 | 0 | 0 | 0 | Culiseta morsitans | 3 | 4 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 3 | 3 | 0 | 0 | Ochlerotatus japonicus | 2 | 3 | 0 | 0 | |
| Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | Ochlerotatus triseriatus | 0 | 0 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 14 | 92 | 0 | 0 | Total | 73 | 717 | 0 | 0 | |
| Westford | Wilmington | |||||||||
| Species | Pools | Mosquitoes | WNV + | EEE + | Species | Pools | Mosquitoes | WNV + | EEE + | |
| Aedes vexans | 0 | 0 | 0 | 0 | Aedes vexans | 0 | 0 | 0 | 0 | |
| Anopheles punctipennis | 0 | 0 | 0 | 0 | Anopheles punctipennis | 0 | 0 | 0 | 0 | |
| Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | Anopheles quadrimaculatus | 0 | 0 | 0 | 0 | |
| Anopheles walkeri | 0 | 0 | 0 | 0 | Anopheles walkeri | 0 | 0 | 0 | 0 | |
| Coquillettidia perturbans | 0 | 0 | 0 | 0 | Coquillettidia perturbans | 1 | 10 | 0 | 0 | |
| Culex species | 0 | 0 | 0 | 0 | Culex species | 0 | 0 | 0 | 0 | |
| Culex pipiens | 1 | 4 | 0 | 0 | Culex pipiens | 0 | 0 | 0 | 0 | |
| Culex pipiens/restuans | 8 | 35 | 0 | 0 | Culex pipiens/restuans | 11 | 84 | 0 | 0 | |
| Culex restuans | 1 | 3 | 0 | 0 | Culex restuans | 1 | 1 | 0 | 0 | |
| Culex salinarius | 0 | 0 | 0 | 0 | Culex salinarius | 0 | 0 | 0 | 0 | |
| Culex territans | 0 | 0 | 0 | 0 | Culex territans | 0 | 0 | 0 | 0 | |
| Culiseta melanura | 8 | 121 | 0 | 0 | Culiseta melanura | 0 | 0 | 0 | 0 | |
| Culiseta minnesotae | 0 | 0 | 0 | 0 | Culiseta minnesotae | 0 | 0 | 0 | 0 | |
| Culiseta morsitans | 2 | 2 | 0 | 0 | Culiseta morsitans | 0 | 0 | 0 | 0 | |
| Ochlerotatus canadensis | 0 | 0 | 0 | 0 | Ochlerotatus canadensis | 0 | 0 | 0 | 0 | |
| Ochlerotatus japonicus | 1 | 3 | 0 | 0 | Ochlerotatus japonicus | 3 | 4 | 0 | 0 | |
| Ochlerotatus triseriatus | 3 | 9 | 0 | 0 | Ochlerotatus triseriatus | 2 | 2 | 0 | 0 | |
| Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | Ochlerotatus trivittatus | 0 | 0 | 0 | 0 | |
| Total | 24 | 177 | 0 | 0 | Total | 18 | 101 | 0 | 0 | |