- Detailed Study of the Centralized Waste Treatment Point Source Category for Facilities Managing Oil and Gas Extraction Wastes (PDF)(262 pp, 5 MB, May 2018, 821-R-18-004)
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Small Entity Compliance Guide: Centralized Waste Treatment Effluent Limitations Guidelines and Pretreatment Standards (Version 3.0) (PDF)(81 pp, 427 K,
June 2001,
821-B-01-03)
Description of CWT Effluent Guidelines regulations and information needed for compliance
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Frequent Questions #1 (2003 addendum to CWT Compliance Guide) (PDF)(4 pp, 115 K,
November 6, 2003)
Addendum to the Small Entity Compliance Guide for the Centralized Waste Treatment Category (2001). The addendum considers particular facility configurations and how the CWT Effluent Guidelines regulations would apply in those situations.
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Frequent Questions #2 (2006 addendum to CWT Compliance Guide) (PDF)(7 pp, 112 K,
December 2006)
Second addendum to the Small Entity Compliance Guide for the Centralized Waste Treatment Category (2001). The addendum considers particular facility configurations and how the CWT Effluent Guidelines regulations would apply in those situations.
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Amendment to the Centralized Waste Treatment Point Source Category Final Rule - Fact Sheet (PDF)(1 pg, 267 K,
December 2003)
Summary of 2003 final rule
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Centralized Waste Treatment Final Rule - Fact Sheet (PDF)(2 pp, 880 K,
October 2000,
821-F-00-010)
Summary of 2000 final rule
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Development Document for Effluent Guidelines & Standards for the Centralized Waste Treatment Category (PDF)(718 pp, 3 MB,
August 2000,
821-R-00-020)
Describes industry processes, pollutants generated, available control & treatment technologies, the technical basis for the final rule, and costs of the rule
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Environmental Assessment for the Final Effluent Limitations Guidelines, Pretreatment Standards for New and Existing Sources and New Source Performance Standards for the Centralized Waste Treatment Point Source Category (PDF)(86 pp, 237 K,
August 2000,
821-R-00-022)
Evaluates environmental effects, human health impacts and impacts on publicly owned treatment works from wastewater discharges by CWT facilities, and estimates the benefits associated with the final regulation.
US EPA
United States Environmental Protection Agency