Governing Law and Regulations
Washington Department of Ecology (WDOE) Water Quality Program
Washington Department of Agriculture (WDA)
Local conservation commissions and districts
U.S. Environmental Protection Agency (EPA) Region 10
U.S. Department of Agriculture Natural Resources Conservation Service (NRCS)
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Washington is currently authorized by the U.S. Environmental Protection Agency (EPA) to administer the National Pollutant Discharge Elimination System (NPDES) program for discharges to state surface waters, including those from concentrated animal feeding operations (CAFOs). For more information about the federal CAFO permitting program, see the national section AG WASTE.
Washington's wastewater discharge permit rules predate the federal NPDES program. As a result, some facilities are required to obtain both NPDES ...