Learn the Issues
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Cost Estimates of Studies Required for Pesticide Registration
EPA is making the database of test costs publicly available on the OPP's
Minor Use Pesticide Registration webpage. -
Agenda and Recordings for the 18th Annual EPA Drinking Water Workshop (Virtual)
Online agenda at a glance for the 18th annual drinking water workshop
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Columbia River Basin Restoration Program Report
Update on work efforts in the Columbia River Basin to reduce toxic contaminants which threaten the health of people, fish and wildlife in the Basin.
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Superfund Data and Reports
Access Superfund data, reports and products that contain information on the assessment and remediation of current and archived hazardous waste sites.
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2025 HF Sinclair Navajo Clean Air Act Settlement Agreement Summary
On January 17, 2025, the U.S. Environmental Protection Agency (EPA), the Department of Justice (DOJ), and the New Mexico Environment Department announced a settlement agreement with HF Sinclair Navajo Refining LLC for CAA violations.
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EMC Recent Additions
This page has information about recent changes to promulgated and proposed test methods, perfomance specifications, and quality assurance procedures. It also includes updates and changes to all other approved and proposed test methods.
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Wetlands Programs Adopted by States and Tribes and Analysis of Core Components
Information about State, Tribal and Local Initiatives
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Oklahoma’s Road to Water Quality Standards for Wetlands
Oklahoma’s Road to Water Quality Standards for Wetlands
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Vernal Pools
Vernal pools are seasonal depressional wetlands that occur under the Mediterranean climate conditions of the West Coast and in glaciated areas of northeastern and midwestern states
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Tribes of EPA Region 10 Come Together to Protect Wetlands
Tribal Wetlands Working Group
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How do Wetlands Function and Why are they Valuable?
An overview of how wetlands function.
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How Do I Develop a Wetlands Regulatory Program?
Information on how to develop a regulatory program and how to implement it
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How Do I Develop a Wetlands Monitoring Program?
Information on how to develop a monitoring program
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Armed to Secure Wetlands: New Hampshire's Aquatic Resource Mitigation (ARM) Fund
Armed to Secure: New Hampshire's Aquatic Resource Mitigation (ARM) Fund
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New Jersey’s Clean Water Act §404 Permit Program
New Jersey’s §404 Permit Program
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Minnesota Uses Floristic Quality Assessments to Enhance State Wetlands Monitoring Efforts
Minnesota Uses Floristic Quality Assessments to Enhance State Monitoring Efforts
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Restoration on the Lummi Nation Reservation: First Tribal Wetland Mitigation Bank (Washington State)
Restoration on the Reservation: First Nation Develops First Tribal Wetland Mitigation Bank
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Maumelle, Arkansas: Protecting Wetlands and Sustaining Urban Growth
Maumelle, Arkansas; Protecting Wetlands and Sustaining Urban Growth
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Interagency Coastal Wetlands Workgroup: Statement of Purpose and Goals
Interagency Coastal Wetlands Workgroup: Statement of Purpose and Goals