Laws & Regulations
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Sulfur Dioxide (SO2) Primary Air Quality Standards
The Clean Air Act requires EPA to set national ambient air quality standards (NAAQS) for six pollutants considered harmful to public health and the environment
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Overview of Clean Water Act Section 404
The official text for Section 404 of the Clean Water Act.
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Texas SIP: 30 TAC 115.010. Definitions; SIP effective 02/20/2001 TXd14
Texas SIP: 30 TAC 115.010. Definitions; SIP effective 02/20/2001 TXd14
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Louisiana SIP: LAC 33:III Ch. 21 Table 8 - List of Synthetic Organic Chemicals
LA SIP: 33 LAC III Ch. 21 Table 8
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Resources Preservation 2019 Annual Monitoring Reports
Resources Preservation (formerly ARG) 2019 annual monitoring reports for permitted and rule authorized injection wells
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Final Guidance on the Use of Associated Program Support Costs by the Pollution Control (Clean Water Act Section 106) Program for States, Interstates and Tribes
Final Guidance on the use of Associated Program Support Costs by the Pollution Control (Clean Water Act Section 106) Program for States, Interstates and Tribes)
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National Cost Analysis for Drinking Water Regulations
This page consists of the annual cost that the EPA has researched for drinking water regulations and policies.
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LCR Federalism Consultation
LCR consultation, drinking water, lead, EPA
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Lead and Copper Rule Tribal Consultations
Learn about EPA's consultation with indian tribes concerning potential revisions to the Lead and Copper Rule.
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Recommendations of the National Drinking Water Advisory Council to U.S. EPA on Its National Small Systems Affordability Criteria
NDWAC report on national small systems affordability criteria - July 2003
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Strategy for Reviewing Tribal Eligibility Applications to Administer EPA Regulatory Programs
Strategy for Reviewing Tribal Eligibility Applications to Administer EPA Regulatory Programs
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Jacksonville Dredged Material Site Monitoring Reports
Region 4 conducts oceanographic surveys to monitor the impacts of regulated dumping at the Jacksonville, FL Dredged Material Disposal Site.
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Opportunities to Participate in Pesticide Reevaluation
Submitting relevant information through public dockets during comment periods, and other means of input and involvement, is vital to effective reevaluation of pesticides. Find out more about opportunities for public involvement in registration review.
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Fernandina Beach Dredged Material Disposal Site Monitoring Reports
Region 4 conducts oceanographic surveys to monitor the impacts of regulated dumping at the Fernandina Beach, FL Dredged Material Disposal Site
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1999 Revisions to the Clean Water Act Regulatory Definition of "Discharge of Dredged Material"; Final Rule
The U.S. Army Corps of Engineers (Corps) and the Environmental Protection Agency (EPA) promulgated a final rule Amending a Clean Water Act (CWA) section 404 regulation that defines the term "discharge of dredged material".
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Delay of Effective Date: 2001 Revisions to the Clean Water Act Regulatory Definition of ‘‘Discharge of Dredged Material’’
Delay of Effective Date: Further Revisions to the Clean Water Act Regulatory Definition of ‘‘Discharge of Dredged Material’’
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2001 Revisions to CWA Regulatory Definition of ‘‘Discharge of Dredged Material’’ (Federal Register Notice)
Federal Register Notice: Further Revisions to the Clean Water Act Regulatory Definition of ‘‘Discharge of Dredged Material’’
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Final "Tulloch" Clarification: Enhanced Wetlands Protections
Final "Tulloch" Clarification: Enhanced Wetlands Protections - Fact Sheet for 2001 Rule revising the definition of "discharge of dredged material" (2001 rule is no longer in effect)
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2008 Revisions to the CWA Regulatory Definition of "Discharge of Dredged Material"
2008 Revisions to the Clean Water Act Definition of "Discharge of Dredged Material" (Tulloch Conforming Rule)
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Revised Total Coliform Rule for Transient Systems
Revised Total Coliform Rule for Transient Systems presentation given by Jamie Harris at the WARWS Conference in Casper and Sheridan, Wyoming in April of 2018.