July 1, 2022: The Centers for Disease Control and Prevention has listed Fairfield, Hartford, New London, Tolland, and Windham Counties in Low/Green the as part of its COVID-19 Community Levels Map. Only Litchfield, Middlesex and New Haven Counties are listed in the Medium/Yellow category. Residents who live in the Medium /Yellow counties who are at a high risk for severe illness, should talk to their health care provider about whether to wear a mask and take other precautions. These residents should stay up to date with their COVID-19 vaccines and get tested if they have symptoms. Visit the CDC COVID-19 Community Levels Map for updates.

Contacting the Epidemiology and Emerging Infections Program





Phone Numbers:

Main number:     860-509-7994

Main confidential FAX number:     860-509-7910


Normal Business Hours:

Monday - Friday, 8:30 a.m. to 4:30 p.m., except for State holidays.

For public health emergencies involving infectious diseases (e.g. foodborne outbreaks, institutional outbreaks, and questions about rabies post-exposure prophylaxis), physicians and other healthcare providers should call 860-509-7994 during normal business hours, and 860-509-8000 after hours, on weekends, or holidays. Please ask for the epidemiologist on call.



Connecticut Department of Public Health
Epidemiology and Emerging Infections Program
410 Capitol Avenue, MS#11EPI
P.O. Box 340308
Hartford, CT 06134-0308

Please write "CONFIDENTIAL" on all envelopes containing personally identifiable information (ex: patient name, address, phone number, social security number, etc.).


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Page last updated 9/03/2021.