Phase II—Large Existing Electric Generating Plants

Suspension of Phase II Rule

EPA is suspending the Cooling Water Intake Structure Regulations for existing large power plants. This suspension is in response to the 2nd Circuit Court of Appeals decision in Riverkeeper, Inc., v. EPA.

Federal Register Notice (July 09, 2007) | Implementation Memo (PDF) (1 page, 72K, About PDF; March 20, 2007)

Final Rule

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Press Release (February 17, 2004)
Fact Sheet | Print Version (PDF) (2 pages, 17 K)

Published Final Rule

Correction - Federal Register Notice (August 4, 2004)
Final Rule, Part 1 | Final Rule, Part 2 | Final Rule, Part 3
- Part 1, Print Version (PDF) (497 Kb, 50 pages) | Part 2, Print Version (PDF) (813 Kb, 50 pages) | Part 3, Print Version (PDF) (321 Kb, 19 pages)
- Federal Register Notice (July 9, 2004)

Support Documents

Implementation

Instructions for requesting regulatory cost information for facilities who claimed flow data as confidential business information (December 8, 2004) Includes a sample request.
Questions and Answers on Implementation (PDF) (93 K, 7 pages) (August 23, 2004)
This question and answer document was prepared to provide guidance on the implementation of the phase II rule. As we receive additional questions from permit writers, industry, environmental groups, and other members of the public, this document will be updated.

Note: EPA no longer updates this information, but it may be useful as a reference or resource.

Proposed Rule

Federal Register Notice - Notice of Data Availability (NODA) (Print Version (PDF) (67 pages, 426 K) (March 19, 2003)
- Fact Sheet
Deadlines for Phase II & III (November 22, 2002)
Federal Register Notice - Extension of Comment Period (June 19, 2002)
- Fact Sheet (PDF) (1 page, 91 K)
Proposed Rule Fact Sheet (PDF) (1 page, 100 K) (March 2002)
Federal Register Notice (April 9, 2002)
- Economic and Benefits Analysis (EPA-821-R-02-001)
- Case Study Analysis (EPA-821-R-02-002)
- Technical Development Document (EPA-821-R-02-003)

Effluent Guidelines | Analytical Methods