Laws & Regulations

AWIA Section 2013/SDWA Section 1433: Risk and Resilience Assessments and Emergency Response Plans

This presentation explains the new AWIA Section 2013 requirements and describes the EPA tools and resources available to meet these requirements.

Water Quality Standards Variances

A water quality standards (WQS) variance is a tool that states, territories and authorized tribes may use to improve water quality over time.

Runoff/Erosion Mitigation Calculator

The Runoff/Erosion Mitigation Calculator helps pesticide applicators understand how mitigation measures in and around their fields count toward mitigation point totals required on pesticide product labeling. 

Town of Taos Wastewater Treatment Facility - Final NPDES Permit No. NM0024066

Town of Taos_Final NPDES Permit No. NM0024066

VILLAGE OF RESERVE - FINAL NPDES PERMIT No. NM0024163

Village of Reserve, Final NPDES Permit No. NM0024163

City of Gallup WWTP - Final NPDES Permit No. NM0020672

CITY OF ROSWELL - FINAL NPDES PERMIT NO. NM0020311

City of Roswell, final npdes permit

Pilot Travel Center#305_Final NPDES Permit No. NM0031231

Revised Total Coliform Rule Implementation Challenges

Revised Total Coliform Rule (RTCR) Implementation Challenges presentation given by Jamie Harris at the WARWS Fall Conference held in Cheyenne, Wyoming in September of 2019.

TSCA Section 5(a)(3)(C) Determination for Microbial Commercial Activity Notice (MCAN) J-18-0019 to 0021

This document describes EPA's Microbial Commercial Activity Notice (MCAN) review determination under amended TSCA for J-18-0019 to 0021.

TSCA Section 5(a)(3)(C) Determination for Premanufacture Number (PMN) P-18-0030

This document describes EPA's pre-manufacture notice review determination under amended TSCA for P-18-0030.

TSCA Section 5(a)(3)(C) Determination for Premanufacture Numbers (PMN) P-18-0233

This document describes EPA's pre-manufacture notice review determination under amended TSCA for P-18-0224 and P-18-0233.

TSCA Section 5(a)(3)(C) Determination for Premanufacture Numbers (PMN) P-18-0224 and P-18-0225

This document describes EPA's pre-manufacture notice review determination under amended TSCA for P-18-0224 and P-18-0225.

Templates and Instructions for PRIA Fee Payments

The documents on this page provide templates and instructions for bank transfer and wire payments of PRIA fees.

TSMC Arizona Begin Actual Construction - EPA Response Letter

This document is part of the NSR Policy & Guidance Database.

2019 Jaques Compressor Station Common Source Determination

This document is part of the Title V and NSR Policy and Guidance Database.

Applicability of NSR Review Circumvention Guidance to 3M - Maplewood, Minnesota

This document is part of the NSR Policy and Guidance Database.

CCL 5 Technical Support Documents

Read EPA's technical support documents for developing CCL 5.

CCL 5 Frequent Questions

Contains frequently asked questions and answers pertaining to the final CCL 5.

Overview of the CCL 5 Approach

Contains a brief summary of the three-step process used to select CCL 5 contaminants.