Clean Water Act § 303(d) List

• EPA approved Alaska's Category 5/Section 303(d) list of impaired waters contained in 2002/2003 Integrated Water Quality Monitoring and Assessment Report on February 13, 2004. This document includes a schedule for Total Maximum Daily Load (TMDL) which lists the approximate dates that TMDLs will be completed on impaired or polluted waters and language defining 'residues' and its interpretation.

• Alaska 2002 303(d) list of impaired waters (pdf file, pages 53-64 contain the list within 2002/2003 Integrated Water Quality Monitoring and Assessment Report)
• Idaho 1998 303(d) List and Draft 2002 303(d) List
• Oregon's 2002 303(d) list of impaired waters and 2004 303(d) listing methodology/process
• Washington 1998 303(d) List and Draft Washington 2002 303(d) List

• Clean Water Act, Section 1313. - Water quality standards and implementation plans
• EPA Regulations Concerning Listing of Impaired Waters and Development of TMDLs (40 CFR 130.7)

• Recommended Framework for EPA Approval Decisions on 2002 State Section 303(d) List Submissions (HTML version) (PDF version -- 261 Kb)
• 2002 Integrated Water Quality Monitoring and Assessment Report Guidance (HTML version) (PDF version --162 Kb)
• Clarification of the Use of Biological Data and Information in the 2002 Integrated Water Quality Monitoring and Assessment Report Guidance (HTML version, PDF version, 5KB)

• Guidance for 2004 Assessment, Listing and Reporting Requirements Pursuant to Sections 303(d) and 305(b) of the Clean Water Act

• Guidance: Use of Fish and Shellfish Advisories and Classifications in 303(d) and 305(b) Listing Decisions