General Information

• Basin Coordinator List PDF
• Oregon Total Maximum Daily Loads (TMDLs) Approved by the U.S. EPA
• Map: TMDL Development Status for 303(d) Listed Waters
• Map: Oregon Basin Map
• OAR Division 42 Total Maximum Daily Load (TMDL) Rule
• U.S. EPA Region 10 Total Maximum Daily Load Review Guidelines
  
• U.S. EPA Region 10 Total Maximum Daily Load Program
• Statewide TMDL Policy Advisory Committee Page

DEQ/EPA Memorandum of Agreement (MOA)

DEQ and EPA signed an MOA on February 1, 2000. The purpose of the MOA is to formalize the commitment to complete TMDLs in Oregon on a 10 year schedule. In addition, the MOA describes the components of a TMDL and that an implementation strategy and plans will be included with TMDLs that DEQ develops.

• Memorandum of Agreement (MOA) - February 1, 2000

Consent Decree

A Consent Decree between the US Environmental Protection Agency (EPA) and Northwest Environmental Defense Center (NEDC), John R. Churchill, and Northwest Environmental Advocates (NWEA) was approved and signed on October 17, 2000 regarding the establishment of TMDLs based upon the February 1, 2000 MOA between EPA and DEQ. The Consent Decree lists the cumulative number of TMDLs to be established through 2010.

• Consent Decree – October 17, 2000 (1MB)