- Find a Member
- Events & Classes
- Get Involved
- News & Resources
Clark County Stormwater Manual & Code Update – Submit Your Comments!
Clark County is updating the 2015 Stormwater Design Manual and associated county code. A draft manual and code were submitted to the Department of Ecology for review and approval in June 2020. Clark County’s phase I NPDES municipal stormwater permit requires the final manual and code be effective by July 1, 2021.