Learn the Issues
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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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Wetlands Education for Students and Teachers
Information about Wetlands Education like activities, curriculum, teaching tools, videos and links
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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
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2008 Revisions to the CWA Regulatory Definition of "Discharge of Dredged Material" (Fact Sheet)
Tulloch II: Final Conforming Rule Fact Sheet
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Section 32/33 Mines Site (Tronox)
The Section 32/33 Mines site is a former uranium mine located at the east side of County Road 19, approximately 10 miles north of Prewitt, New Mexico in the Casamero Lake Chapter of the Navajo Nation.
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Central Region: Black Mesa Mining District Abandoned Uranium Mines
EPA Fact Sheet with information about the Black Mesa Mining District in the Central Abandoned Uranium Mine (AUM) Region including the following chapters: Black Mesa, Chinle, Tachee-Blue Gap, and Tselani-Cottonwood.
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ECM for Linuron, Diuron, & Degradates in Soil - MRID 47033301
Environmental Chemistry Methods for Linuron, Diuron, & Degradates in Soil - MRID 47033301
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ECM for Dodine in Surface and Ground Water - MRID 50914404
Environmental Chemistry Methods for Dodine in Soil - MRID 44985702