Collections and Lists
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Health and Environmental Agencies of U.S. States and Territories
Find the websites for environmental and public health agencies for each U.S. state and territory. Many EPA certification programs and activities such as waste management, as well as local environmental complaints, are delegated to state authorities.
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Contact Us About Environmental Economics
Contact information and form for the Environmental Economics Resource Directory
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EPA-Certified Refrigerant Reclaimers
Provides a list of EPA-certified refrigerant reclaimers.
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Drinking Water Contaminant Candidate List (CCL) and Regulatory Determination
Learn about EPA's drinking water Contaminant Candidate List and Regulatory Determinations.
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Research Fellowships
This site supports fellowship competitions and tracks awarded projects and their results
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Boston Water & Sewer Commission (BWSC)
Information and documents on the Boston Water & Sewer Commission (BWSC)
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Administrative Record for the Preliminary Designation of Certain Stormwater Discharges in Massachusetts
Documents Collection of the Administrative Record for the Preliminary Designation of Certain Stormwater Discharges in Massachusetts
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Ingredients Used in Pesticide Products
Information about individual pesticides and related groups of pesticides, including regulatory decisions, risk assessments, public participation opportunities, Public Dockets, and how to search for information about pesticide ingredients and labels.
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Cybersecurity for the Water Sector
Provide Water Utilities with the tools and resources to help increase their cyber resilience as well as information on what to do during a cyber-attack. The web area will include subpage for Cyber Assessments, Planning, Training, Response, and Funding.
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UIC Permit: PAS2D015BMCK
Catalyst Underground Injection Control Permit
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New Hampshire NPDES Permits
NPDES Permits for New Hampshire
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Timeline of Major Accomplishments in Transportation, Air Pollution, and Climate Change
See the major accomplishments in transportation, air pollution, and climate change.
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Environmental Crime Victim Resources - Massachusetts
A resource listing for environmental crime victims
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National Drinking Water Advisory Council (NDWAC) Small Systems Capacity Development Summaries
NDWAC information including Small Systems - Capacity Development Meetings.
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Substitutes in Motor Vehicle Air Conditioning
Motor vehicle air conditioning systems (MVACs) provide comfort cooling for passengers in cars, buses, planes, trains, and other forms of transportation.
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Organization Chart for the Office of Enforcement and Compliance Assurance (OECA)
Organization chart & contact information for OECA, which aggressively goes after pollution problems that make a difference in communities through vigorous civil and criminal enforcement.
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Dewatering and Remediation General Permit (DRGP)
Documents, links & contacts for the Notice of Availability of the NPDES General Permit for Dewatering and Remediation Activity Discharges – the DRGP (Draft 2022 DRGP) in MA and NH, federal facilities in VT, and Indian country lands in CT & RI.
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Controlling Air Pollution from Stationary Engines
Stationary Internal Combustion Engines are common combustion sources that collectively can have a significant impact on air quality and public health. They emit air toxics, volatile organic compounds and conventional air pollutants.
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Hazardous Air Pollutants: Ethylene Oxide (EtO)
Learn about sources of ethylene oxide, risks associated with ethylene oxide, and what EPA is doing.
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Particulate Matter (PM) Pollution
Particulate matter (PM) is one of the air pollutants regulated by the National Ambient Air Quality Standards (NAAQS). Reducing emissions of inhalable particles improves public health as well as visibility.