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EPA Guidance
Related Links: General Water Laws | Wetlands | Oceans, Coasts, and Estuaries | Watersheds
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EPA Program Guidance
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On this page:
- Section 303(d) Program Guidance
- 303(d) Listing of Impaired Waters Guidance
- 303(d) TMDL Development Guidance
Section 303(d) Program Guidance
EPA Review of 2002 Section 303(d) Lists and Guidelines for Reviewing TMDLs under Existing Regulations issued in 1992
Cover memo transmitting 2 guidance documents -- Charles H. Sutfin -- May 20, 2002
Memo: EPA Review of 2002 Section 303(d) Lists and Guidelines for Reviewing TMDLs under Existing Regulations issued in 1992 | PDF Version (2 pp, 6K)Recommended Framework for EPA Approval Decisions on 2002 State Section 303(d) List Submissions | PDF Version (11 pp, 261K)
Guidelines for Reviewing TMDLs Under Existing Regulations Issued in 1992 | PDF Version (7 pp, 89K)
303(d) Listing of Impaired Waters Guidance
Guidance for Assessment, Listing and Reporting Requirements Pursuant to Sections 303(d), 305(b) and 314 of the Clean Water Act
Information Concerning 2008 Clean Water Act Sections 303(d), 305(b), and 314 Integrated Reporting and Listing Decisions - Diane Regas -- Oct. 12, 2006 | PDF Version (21 pp, 167K)
Guidance for 2006 Assessment, Listing and Reporting Requirements Pursuant to Sections 303(d), 305(b) and 314 of the Clean Water Act - Diane Regas -- July 29, 2005
Guidance for 2004 Assessment, Listing and Reporting Requirements Pursuant to Sections 303(d) and 305(b) of the Clean Water Act, TMDL -01-03 - Diane Regas -- July 21, 2003 | PDF Version (38 pp, 312K)
2002 Integrated Water Quality Monitoring and Assessment Report Guidance - Robert H. Wayland III - November 19, 2001 | PDF Version (28 pp, 162K)
Listing Waters Impaired by Atmospheric Mercury Under Clean Water Act Section 303(d): Voluntary Subcategory 5m for States with Comprehensive Mercury Reduction Programs -- Craig Hooks -- Mar. 8, 2007
Clarification of the Use of Biological Data and Information in the 2002 Integrated Water Quality Monitoring and Assessment Report Guidance -- Robert H.Wayland III - March 26, 2002 | PDF Version (1 pg, 5K)
Guidance: Use of Fish and Shellfish Advisories and Classifications in 303(d) and 305(b) Listing Decisions(PDF) (9 pp, 68K) - Geoffrey H. Grubbs and Robert H. Wayland III -- Oct. 24, 2000
EPA Review of 2000 Section 303(d) Lists - Robert H. Wayland III - April 28, 2000
National Clarifying Guidance For 1998 State and Territory Section 303(d) Listing Decisions - Robert H. Wayland III - August 17, 1997
Guidance for 1994 Section 303(d) Lists - Geoffrey H. Grubbs; November 26, 1993
303(d) TMDL Development Guidance
Cover Memo: Elements of Mercury TMDLs Where Mercury Loadings are Predominantly from Air Deposition (PDF) (2 pp, 13K) – Craig Hooks -- September 29, 2008
TMDLs Where Mercury Loadings are Predominantly from Air Deposition (PDF) (22 pp, 410K), September 29, 2008
Establishing TMDL "Daily" Loads in Light of the Decision by the U.S. Court of Appeals for the D.C. Circuit in Friends of the Earth, Inc. v. EPA, et al., No.05-5015, (April 25, 2006) and Implications for NPDES Permits - Benjamin H. Grumbles -- Nov. 15, 2006 | PDF Version (6 pp, 470K)
Clarification Regarding "Phased" Total Maximum Daily Loads - Benita Best-Wong -- Aug. 2, 2006 | PDF Version (5 pp, 477K)
Establishing Total Maximum Daily Load (TMDL) Wasteload Allocations (WLAs) for Storm Water Sources and NPDES Permit Requirements Based on Those WLAs (PDF) (6 pp, 235K) - Robert H. Wayland, III and James A. Hanlon -- Nov. 22, 2002
New Policies for Establishing and Implementing Total Maximum Daily Loads (TMDLs) - Bob Perciasepe - August 8, 1997 | PDF Version (8 pp, 679K)
Guidance for Water-Quality-based Decisions: The TMDL Process, US EPA, 1991, EPA440-4-91-001