Governing Law and Regulations
Washington Department of Ecology (WDOE) Water Quality Program
Washington Department of Health (DOH) Division of Drinking Water
U.S. Environmental Protection Agency (EPA) Region 10
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Washington is fully authorized by the U.S. Environmental Protection Agency (EPA) to administer the National Pollutant Discharge Elimination System (NPDES) permit program and may require biological monitoring as a condition of an NPDES wastewater discharge permit. The Washington Department of Ecology (WDOE) also requires acute and chronic toxicity testing of some discharges. For additional information about the federal requirements, see the national section BIOASSAYS/BIOMONITORING.
Washington has established a program for the accreditation of environmental laboratories.
• Administration and enforcement. WDOE's Water Quality Program and the WDOE regional offices are responsible for the administration and enforcement of the state's biological effluent toxicity ...