# National Pollutant Discharge Elimination System-Suspension of Regulations Establishing Requirements for Cooling Water Intake Structures at Phase II Existing Facilities
> **Rule** · Suspension of final rule. · Published 2007-07-09 · Effective 2007-07-09 · 72 FR 37107
## Document
- **Document number:** E7-13202
- **Category:** other
- **Federal Register citation:** 72 FR 37107
- **CFR reference:** 40 CFR 122
- **Publication date:** 2007-07-09
- **Effective date:** 2007-07-09
- **EPA docket:** EPA-HQ-OW-2002-0049
## Abstract

This action suspends the requirements for cooling water intake structures at Phase II existing facilities, pending further rulemaking. The Phase II regulation addressed existing power utilities that use a cooling water intake structure to withdraw cooling water from waters of the United States at a rate of 50 million gallons per day (MGD) or greater.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2007/07/09/E7-13202/national-pollutant-discharge-elimination-system-suspension-of-regulations-establishing-requirements)
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