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Massachusetts Arbovirus Results Summary

Real-time results for EEE and WNV. Residents should take personal preventative actions like using repellents and avoiding peak mosquito activity.

Table of Contents

Human detection of EEE/WNV

County name Age Onset Virus Result Presentation
         

Animal detection of EEE/WNV

County name Age Onset Virus Result Species
         

Mosquito detection of EEE/WNV

County City Date Collected Species Agents
Middlesex Medford 6/29/2021 Culex pipiens/restuans complex WNV
Middlesex Belmont 7/13/2021 Culex pipiens/restuans complex WNV
Middlesex Belmont 7/13/2021 Culex pipiens/restuans complex WNV
Middlesex Belmont 7/13/2021 Culex pipiens/restuans complex WNV
Middlesex Watertown 7/13/2021 Culex pipiens/restuans complex WNV
Middlesex Watertown 7/13/2021 Culex pipiens/restuans complex WNV
Middlesex Watertown 7/13/2021 Culex pipiens/restuans complex WNV
Middlesex Watertown 7/13/2021 Culex pipiens/restuans complex WNV
Middlesex Watertown 7/13/2021 Culex pipiens/restuans complex WNV
Middlesex Watertown 7/13/2021 Culex pipiens/restuans complex WNV
Barnstable Falmouth 7/13/2021 Culex pipiens/restuans complex WNV
Suffolk Boston 7/14/2021 Culex pipiens/restuans complex WNV
Suffolk Boston 7/20/2021 Culex pipiens/restuans complex WNV
Suffolk Boston 7/20/2021 Culex pipiens/restuans complex WNV
Norfolk Quincy 7/21/2021 Culex pipiens/restuans complex WNV
Middlesex Burlington 7/27/2021 Culex pipiens/restuans complex WNV
Middlesex Waltham 7/27/2021 Culex pipiens/restuans complex WNV
Middlesex Waltham 7/27/2021 Culex pipiens/restuans complex WNV
Suffolk Boston 7/27/2021 Culex pipiens/restuans complex WNV
Suffolk Boston 7/27/2021 Culex pipiens/restuans complex WNV
Suffolk Chelsea 7/27/2021 Culex pipiens/restuans complex WNV
Essex Lynnfield 7/26/2021 Culex pipiens/restuans complex WNV
Hampden Hampden 7/28/2021 Culex salinarius WNV

 

Last updated: July 30, 2021
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