Learn the Issues
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EPA Activities Pursuant to 2023 Settlement Agreement
Activities pursuant to 2023 Settlement Agreement
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NPDES Program and Permit Quality Review Toolkit
Permit and Program Quality Review (PQR) standard operating procedures.
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Vulnerable Zone Determination
Vulnerable zones are areas that could be affected by a release from a chemical accident at a facility subject to the risk management program requirements in 40 CFR Part 68. How can one determine if they live or work within a vulnerable zone? The Vulnerable Zone Indicator System (VZIS) allows…
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CFAT Impacts on EPCRA and RMP
The Department of Homeland Security’s Chemical Facility Anti-Terrorism Standards (CFATS) impose comprehensive federal security regulations for high-risk chemical facilities. Do the CFATS alter the requirements that apply to a facility covered under both CFATS and either the Emergency Planning and Community Right-to-Know Act (EPCRA) or the Clean Air Act §112(r)…
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Are exercises required as a part of the emergency response program requirements under 40 CFR Part 68, Subpart E?
Yes. At least once each calendar year, the owner or operator of a stationary source with any Program 2 or Program 3 process must conduct an exercise of the stationary source's emergency response notification mechanisms per 40 CFR 68.90(b)(3) or 68.95(a)(1)(i), as appropriate, before December 19, 2024, and annually thereafter…
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Criteria for selecting alternative release scenarios
As part of the hazard assessment, owners and operators of Program 2 and Program 3 covered processes must identify and analyze alternative release scenarios (40 CFR §68.28). What criteria should be used when selecting an alternative release scenario? The owner or operator of a stationary source subject to the risk…
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NPDES Permit Writers' Course
The objective of the NPDES permit writers' course is to provide the basic regulatory framework and technical considerations that support the development of wastewater discharge permits as required under the NPDES Permit Program.
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Managing Cyanotoxins in Public Drinking Water Systems
Webpage describing cyanobacteria issues for public water systems. Provides resources public water systems can use for identification, prevention and mitigation of cyanobacterial blooms.
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Summary of Cyanotoxins Treatment in Drinking Water
summary of treatment processes for cyanotoxins in drinking water
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Chromium in Drinking Water
Learn about chromium regulation in public drinking water systems and the potential that the regulation may be amended in the future to better address chromium-6.
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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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Bringing the Benefits of Energy Efficiency and Renewable Energy to Low-Income Communities: Case Studies and Program Profiles
Helps state and local staff connect with EPA initiatives that can assist them in expanding or developing their own EE/RE energy and climate initiatives in ways that benefit low-income communities.
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EPA Collaboration with Israel
The United States and Israel focus on scientific and technical collaboration to protect the environment, by exchanging scientific and technical information, arranging visits of scientific personnel, cooperating in scientific symposia and workshops, etc.
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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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Watch EPA Administrator Zeldin's Welcome Address to the combined R8 and R9 Regional Tribal Operations Committee (RTOC) Meeting
EPA Administrator Zeldin's Welcome Address to the combined R8 and R9 Regional Tribal Operations Committee (RTOC) Meeting
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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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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": Questions and Answers
This final rule responds to the court decision by deleting language from the regulation that was invalidated