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CLOSURE NOTICE:
Please be advised, the Quinnipiack Valley Health District (QVHD) will be CLOSED on Friday, September 19th for Professional Development.
QVHD will reopen Monday, September 22nd at 8:30 AM.
Mosquitoes Test Positive for West Nile Virus in Hamden
The Quinnipiack Valley Health District received confirmation that a Mosquito Trapping Surveillance Station in Hamden, maintained by the Connecticut Agricultural Experiment Station (CAES) had a mosquito pool from July 28, 2025 test positive for West Nile Virus (WNV). The trapping site is located at Lake Wintergreen (Hamden). The CAES routinely monitors mosquito trapping sites between June and October.
Seasonal Health Information: Summer Edition!
QVHD provides key information to help you make informed decisions about summer safety for both you and your family. Learn more by clicking below!
IMMUNIZATIONS
QVHD provides key information to help you make informed decisions about immunizations for both you and your family.
Learn more by clicking below!
QVHD is the local health department serving the towns of Bethany, Hamden, North Haven and Woodbridge, Connecticut.