Data and Tools
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EPA IT Password Security Policies
EPA IT Password Security Policies
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AQS "Ask the Experts" Webinar - Nov 2018
Questions and Answers from Nov 2018 Ask the Experts webinar
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RSEI Toxicity-Data and Calculations
Detailed information on how RSEI toxicity weights are constructed and use in RSEI results metrics.
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Call for Artist: EPA Artist-in-Residence Pilot Initiative
Map of South Platte River Basin
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PFAS Destruction by a Hazardous Waste Incinerator Webinar Archive
This EPA Tools & Resources webinar, presented on October 15, 2025, focuses on the evaluation of per- and polyfluoroalkyl substances (PFAS) destruction using a hazardous waste incinerator.
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TRI Preliminary Dataset
The TRI preliminary dataset includes the most current TRI data available and reflects toxic chemical releases and pollution prevention activities that occurred at TRI facilities during the 2020 calendar year.
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Emissions Testing Technical Resources at the National Vehicle and Fuel Emissions Laboratory (NVFEL)
This page provides detailed technical information on the emissions test methods, analysis, and calculations performed at the laboratory.
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Circular Economy Implementation Plan Online Platform
National Recycling Strategy Implementation Plan
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Interim Framework for Advancing Consideration of Cumulative Impacts
Landing page for Interim Framework for Advancing Consideration of Cumulative Impacts
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Partial Approval and Partial Disapproval of Oregon 2012 303d List
EPA's partial approval/disapproval of Oregon’s 2012 303(d) impaired waters list.
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TRI Basic Data Files: Calendar Years 1987-Present
Access downloadable files containing data from all TRI reporting years, updated to include any withdrawals or revisions received by EPA.
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Summary of EPA Regional Data Quality "Best Practices" for Federal Facilities
This page contains tables that summarize data-quality best practices for federal facilities.
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Freshwater Biological Traits Database (Traits)
The traits database was compiled for a project on climate change effects on river and stream ecosystems. The traits data, gathered from multiple sources, focused on information published or otherwise well-documented by trustworthy sources.
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AgSTAR Data and Trends
Provides information on current trends regarding anaerobic digestion in the U.S. Includes information numbers of projects and energy and environmental benefits.
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Smart Steps to Sustainability
Smart Steps to Sustainability provides small business owners and managers with practical advice and tools to implement
sustainable and environmentally-preferable business practices that go beyond compliance. -
Submit a FOIA Request
Submit through EPA's public access link (PAL), Contact Public Liaison
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EPA Maps of Radon Zones and Supporting Documents by State
Access to individual EPA state map of radon zones and document for each state that provides background information concerning the development of the Map of Radon Zones.
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Respiratory Health Effects of Passive Smoking: Lung Cancer and Other Disorders
This page contains a PDF version of the Respiratory Health Effects of Passive Smoking report and also a pdf version of an overview of progress made in reducing exposure to secondsmoke in the past 25 years.
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Summary of Arizona's Water Reuse Guideline or Regulation for Direct Potable Water Reuse
Arizona (State Regulation) | Source water: Treated municipal wastewater | End use: Agriculture
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How to Register Your Small Business with EPA
This page allows interested businesses to register with federal government in SAM