Data and Reports

The Nassau County Department of Health Division of Epidemiology and Planning supports the collection and dissemination of health data for public health research and education. 

Community Health & Well-being

Explore data and factors that shape the health and well-being of Nassau County residents.

Disease & Illness

View reports and maps on diseases, health conditions, and community health trends.

Injury & Safety

Learn about injury-related health issues and safety trends in our community.

Substance Use

Access data and reports on substance use and its impact in Nassau County.

WanderWell

Are you traveling abroad?
Travel insights provides travel and global disease information that may help you with your planning.

Wastewater Monitoring

Learn about Nassau County's innovative Wastewater Monitoring program.