Overview

The Health Department works to protect our environment and keep Baltimore City residents safe from environmental health hazards.

Mosquito Control

Our mosquito control program monitors and manages mosquito populations to reduce the risk of mosquito-borne diseases. Learn about surveillance efforts, treatment schedules, and how to protect yourself.

Learn more about Mosquito Control

Sanitary Sewer Overflow

We work to prevent and respond to sanitary sewer overflows to protect public health and water quality. Find information about reporting overflows, public notifications, and prevention efforts.