Laws & Regulations
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Chronic Toxicity - Freshwater WET Methods
Whole effluent toxicity (WET) methods for testing chronic toxicity in freshwater organisms after exposure to wastewater.
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Procedures for Detection and Quantitation - Documents
Documents pertaining to method detection limit (MDL) and quantitation procedures for CWA Analytical Methods
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Procedures for Detection and Quantitation
Documents produced by a Federal Advistory Committee on detection and quantitation procedures, that operated during 2005 to 2007.
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Alternate Test Procedures: Questions and Answers
Frequent questions about alternate test procedures for Clean Water Act analytical methods and the approval process
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Approved CWA Test Methods for Pesticide Active Ingredients
Chemical test methods for pesticide pollutants in water. Approved for use with effluent guidelines regulations for the Pesticide Chemicals category (40 CFR Part 455).
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Methods Update Rule - 2017
Description and documents for the 2017 Methods Update Rule, published 8/28/2017. Amends 40 CFR Part 136.
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Support Documents for the Phase III Cooling Water Intake Rule (2006)
Documents supporting the final Phase III rule for cooling water intakes (2006).
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Support Documents for the Phase II Cooling Water Intake Rule (2004; withdrawn)
Documents supporting the Phase II cooling water intake rule (subsequently withdrawn)
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Industrial Laundries Wastewater Discharges
Federal Register notices and support document related to wastewater discharges from industrial laundries
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Alternate Test Procedures
Explanation of Alternate Test Procedure program and method flexibility procedures for Clean Water Act analytical methods (40 CFR Part 136).
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Frequently Asked Questions - Cummins Violation of Clean Air Act Vehicle Emission System Controls Requirements
Frequently Asked Questions related to the 2024 Settlement with Cummins Inc for violation of Clean Air Act Vehicle Emission System Controls Requirements and recall program.
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2020 Petition Requesting the Administrator Object to Title V Permit for Northampton
This document is part of the title V petition database.
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تحديد بيانات الهواء النظيف وفقًا لمعيار جودة الهواء بالنسبة للأوزون لعام 2015
Arabic translation of Detroit Clean Data Determination for the 2015 Ozone Air Quality Standard and 31 day comment period
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Prevent Lung Cancer by Testing Your Home for Radon
EPA News Release: Prevent Lung Cancer by Testing Your Home for Radon
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Riverfront Superfund Site, New Haven, Franklin County, Missouri - Fact Sheet, June 2017
Public Meeting Announcement
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Criminal Provisions of the Clean Air Act
Describes the criminal provisions of the Clean Air Act
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Status of Former EPA Fugitives
Provides information on the status of EPA fugitives that have been apprehended or surrendered to federal authorities to faces the charges against them.
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National Enforcement Investigations Center (NEIC): Laboratory Science
information about the unique aspects of the national enforcement investigations centers laboratory science and how they work together with civil and criminal enforcement.
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Substitutes in Sterilants
This page lists all substitutes in sterilants.
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SBAR Panel: Meat and Poultry Products Effluent Limitations Guidelines Rulemaking Revisions
Information on EPA's SBAR Panel on Meat and Poultry Products Effluent Limitations Guidelines Rulemaking Revisions