Lake Whatcom Reservoir

​​​​​​The Lake Whatcom Reservoir is the source of drinking water to over 95,000 people in Whatcom County, including the 87,700 served by the City of Bellingham. The health of this tremendously important resource is declining, and at a pace that is faster than expected.

More Information

Please contact the Environmental Resources Division of the Public Works Department if you would like more information about Lake Whatcom and its programs.


Public Works Contacts
Lake Whatcom Management Program
Lake Whatcom 2020-2024 Work Plan
Lake Whatcom 2015-2019 Accomplishments
Lake Whatcom Monitoring Reports
Lake Whatcom Annual Build-out Analysis Report 2020