Learn the Issues
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Protecting Your Utility from Disasters: Resilience Part 1 of 2
In this webinar EPA presents tools and guides to protect your utility from disasters, to improve your response capability, and to find federal funding for mitigation.
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Industrial Pretreatment Program Audits of Municipal Wastewater Treatment Plants: What to Expect, How to Prepare, and Common Findings
This webinar describes the steps that are involved by EPA or the State in conducting a pretreatment audit of a POTW.
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Administrators Zeldin, Loeffler Issue Statement on Meeting with Mayor Karen Bass and County Supervisor Kathryn Barger in Los Angeles on Accelerating Wildfire Rebuild Efforts
On February 4, 2026, EPA Administrator Lee Zeldin and SBA Administrator Kelly Loeffler participated in meetings in the Pacific Palisades with Los Angeles Mayor Karen Bass and LA County Supervisor Kathryn Barger focused on speeding up the rebuilding.
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Cloquet Compressor Station No. 5 Public Notice Document
Colquet Compressor Station Public Notice Document
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Volkswagen Clean Air Act Civil Settlement
This is the information sheet for the Volkswagen Clean Air Act Partial Settlement Concerning 2.0 Liter Diesel Vehicles
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Managing stormwater at auto salvage and recycling facilities in Region 10
Stormwater guidance for auto salvage and recycling facilities in Alaska, Idaho, Oregon, and Washington.
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Working with Suppliers to Reduce Scope 3 Emissions
Join upcoming webinars hosted by EPA's Center for Corporate Climate Leadership, access past presentations, and learn about related events.
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Setting and Achieving Greenhouse Gas Emission Reduction Targets
Join upcoming webinars hosted by EPA's Center for Corporate Climate Leadership, access past presentations, and learn about related events.
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Climate Risk, Resilience, and Disclosure
Join upcoming webinars hosted by EPA's Center for Corporate Climate Leadership, access past presentations, and learn about related events.
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Improving Environmental Sustainability in Supply Chains: Best Practices
Webinar highlighting best practices for environmental sustainability in the supply chain.
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RSEI Data Dictionary: Population Data (US Decennial Census)
Tables showing RSEI census 90, cenuss 00, and census 10 data fields
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Past Emergencies
These activities, some of national significance requiring coordination with other agencies, demonstrate the emergency response program and provide valuable experience so that EPA can better prevent, prepare for, and respond to emergencies in the future.
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What is a site assessment and what is the difference between a site assessment and a site investigation?
The first step of the site assessment process is known as a preliminary assessment (PA). This assessment gathers historical and other readily available information on site conditions and surroundings to evaluate whether the site poses a potential threat to human health and the environment and/or whether further investigation is needed…
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What questions was EPA trying to find answers to during its first round of sampling at the Norwood Landfill site?
The main question that EPA seeks to answer is whether the identified waste areas warrant consideration for placement of the Site on the National Priorities List (NPL) or Superfund List. In the first round of sampling, EPA collected surface soil samples (0-2 feet) from the landfill property, and surface water…
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Why did EPA wait so long to begin its investigation of the Norwood Landfill and Old Norwood Dump?
In the months leading up to the preliminary assessment, EPA gathered information on the property to determine whether a site investigation under the Comprehensive Environmental Response, Compensation and Liability Act (CERCLA) was warranted. EPA determined to proceed with an investigation and EPA began procuring contractor services to conduct the preliminary…
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What is the key question EPA tries to answer through a site investigation?
Findings of the site investigation determine what hazardous substances may be present, whether they may be released to the environment, and any potential threat to human health. Information about the site that is collected in the preliminary assessment and site investigation phase helps EPA to evaluate the risks posed by…
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Particle Pollution Designations Memorandum and Data for the 2024 Revised Annual PM2.5 NAAQS
Particle pollution designations guidance
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Norwood, Pennsylvania: EPA Technical Assistance Resources
List of resources
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Lead Designations - Ohio State Recommendations and EPA Responses
Lead Designations - 2008 Standards. Ohio State Recommendations and EPA Responses, Round 1 and 2
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Hypoxia Task Force Reports to Congress
The Hypoxia Task Force 2015 Report to Congress.