What is the purpose of a storm water permit?
Storm water permits are issued by the Washington State Department of Ecology (DOE) and address legal requirements as well as control the discharge of pollutants to protect surface water and ground water quality in Washington State.
What activities require this permit?
Storm water is regulated in Washington State by several types of permits. The permits are designed to control runoff related impacts from various types of sources.
Construction General Permits are for construction sites larger than 1 acre. For more information, see www.ecy.wa.gov/programs/wq/stormwater/construction/
Industrial General Permits are for industrial facilities. For more information, see www.ecy.wa.gov/programs/wq/stormwater/industrial/ .
Municipal Permits are for cities and counties and their activities and facilities. For more information, see www.ecy.wa.gov/programs/wq/stormwater/municipal/ and also King County's Stormwater Management Program.
Sand and Gravel Permits are for mining operations. For more information, see www.ecy.wa.gov/programs/wq/sand/
Notes / comments
Washington State Department of Ecology Northwest Regional Office
3190 - 160th Ave. SE
Bellevue, Washington 98008-5452