Governing Law and Regulations
Oregon Department of Environmental Quality (DEQ) Land Division Hazardous Waste Program
DEQ Water Quality Division Groundwater Program
Water Resources Department (WRD)
Oregon Department of Human Services (DHS) Drinking Water Program
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. Oregon has established numerical groundwater quality reference levels for the establishment of permit-specific and remedial action concentration limits. The state considers drinking water supply the highest beneficial use for groundwater.
Oregon incorporates by reference the federal rules for groundwater monitoring at permitted and interim-status treatment, storage, and disposal facilities (TSDFs). The GPA addresses nonpoint source contamination and permitted discharges in Oregon. See the national section GROUNDWATER for additional information.
The state requires that all individuals and companies that appropriate groundwater be covered under a water rights permit.
• Administration and enforcement. DEQ's Land Division administers and enforces the groundwater rules for TSDFs in ...