Laws & Regulations
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National Water Program End of the Year Performance Reports and Best Practices
Each year, EPA's Office of Water conducts an assessment of the end of the year results for all performance measures of the National Water Program to determine progress in meeting the goals outlined in the Agency's Strategic Plan and NWPG.
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Drinking Water Consumer Confidence Reports in Wyoming and Tribal Lands in EPA Region 8
This page provides information about Consumer Confidence Reports (CCR) and Tools for Preparing a CCR
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U.S. Court of Appeals—D.C. Circuit Upholds EPA's Action to Reduce Greenhouse Gases under the Clean Air Act
View greenhouse gas court decisions.
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Pathogen Equivalency Committee
Information related to Pathogen Equivalency Committee
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Application Guidelines
Application Guidelines for Equivalency Recommendation by the U.S. EPA’s Pathogen Equivalency Committee (PEC)
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Compliance and Annual Biosolids Reporting
Information related to Compliance and Annual Biosolids Reporting
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Overview of the Safe Drinking Water Act
An overview of the Safe Drinking Water Act.
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2021 Human Health Benchmarks for Pesticides
2021 Human Health Benchmarks for Pesticides information on water contaminants' effects on human health, including documents and benchmarks for pesticides.
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Review of the LT2 Rule
EPA's Long Term 2 Enhanced Surface Treatment Rule Review
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Six-Year Review 3 Compliance Monitoring Data (2006-2011)
Six-year review 3 occurrence data
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Support Documents for EPA’s Third Review of Existing Drinking Water Standards
The support documents for the Six-Year Review 3 of existing National Primary Drinking Water Standards contain extensive information including protocol for the review, and chemical contaminant health effects among others
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Final Second Five-Year Review Documents (04/11/19)
Documents supporting the Final Second Five-Year Review
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Draft NPDES Permit for Cayey Water Treatment Plant
EPA's NPDES water permit for the Cayey Water Treatment Plant.
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Draft NPDES Permit for San Lorenzo Water Treatment Plant
EPA's NPDES water permit for the San Lorenzo Water Treatment Plant.
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Draft NPDES Permit for Maginas Water Treatment Plant
EPA's NPDES water permit for the Maginas Water Treatment Plant.
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Draft NPDES Permit for Vega Alta Waste Water Treatment Plant
EPA's NPDES water permit for the Vega Alta Waste Water Treatment Plant.
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TRI in the Classroom: Understanding Pollution Prevention
Information about pollution prevention and TRI for teachers, including lessons plans and worksheets
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Final Rulemaking: 40 CFR Part 50, Appendix D
This page includes documents for download related to the final rulemaking: 40 CFR Part 50, Appendix D, Reference Measurement Principle and Calibration Procedure for the Measurement of Ozone in the Atmosphere
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SBAR Panel: Perchloroethylene (PCE) Risk Management Rulemaking Under the Toxic Substances Control Act
small entity SBAR potential panel perchloroethylene risk management toxic substances control act
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SBAR Panel: C.I. Pigment Violet 29 (PV29) Risk Management Rulemaking Under the Toxic Substances Control Act
Small Business Advocacy Review Panel on EPA's planned C.I. Pigment Violet 29 (PV29) Risk Management Rulemaking Under the Toxic Substances Control Act