Water Quality

Water is essential to human life and to the health of the environment. Protecting and improving the quality of our drinking water, as well as water quality in our lakes, streams and Bellingham Bay, is a top priority for the City of Bellingham.

Lake Whatcom Reservoir

The source of drinking water for over 100,000 Whatcom County residents, which is about half the county’s population. Learn about the quality of Bellingham’s drinking water.

Bellingham Bay

Cleanup projects and Post Point Lagoon monitoring.

Urban Streams

Programs to monitor, restore, and protect streams in Bellingham including surface and stormwater management.

Cross-Connections Control

General information, requirements, testing and permits.

Resources