The NPDES Phase II Municipal Stormwater Permit is issued by the Washington State Department of Ecology and sets forth requirements for municipalities to address stormwater runoff in areas determined to have population densities reaching urban standards.
Click here for a map of the NPDES Boundary.
Click here for the current 2013-2018 Permit (effective August 1, 2013-July 31, 2018).
Whatcom County developed the 2019 Stormwater Management Program (SWMP) Plan, which is the set of actions and activities the County undertakes to meet the requirements of each component of the NPDES Permit. This document serves as:
Click here for the 2019 Stormwater Management Program (SWMP) Plan.
Questions or comments on Whatcom County's Stormwater Management Program (SWMP) Plans can be submitted year round. Contact:
Cathy Craver, Senior Planner