Lake Whatcom Reservoir

​​​​​​The Lake Whatcom Reservoir is the drinking water source to over 100,000 Whatcom County residents, which is about half the county’s population. The health of this tremendously important resource is declining, and at a pace that is faster than expected.

More Information

Please contact the Natural 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 2020 Progress Report
Lake Whatcom Monitoring Reports
Lake Whatcom Annual Build-out Analysis Report 2020