Data and Tools
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Fifth Unregulated Contaminant Monitoring Rule Data Finder
This page contains a list of UCMR 5 Contaminants and Analytical Methods
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Data Summary of The Fifth Unregulated Contaminant Monitoring Rule
Data summary and analytical results of the Fifth Unregulated Contaminant Monitoring Rule (UCMR 5).
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Fifth Unregulated Contaminant Monitoring Rule
This page contains a list of UCMR 5 Contaminants and Analytical Methods
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Sensor Loan Application Form
form for receiving Air Sensor
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AQS Memos - Use of Expanded List of Audit Levels for Annual Performance Evaluation for S02, N02, 03, and CO as Described in 40 CFR Part 58 Appendix A Section 3.2.2
AQS Memos - Use of Expanded List of Audit Levels for Annual Performance Evaluation for S02, N02, 03, and CO as Described in 40 CFR Part 58 Appendix A Section 3.2.2
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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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Red Hill Email Distribution List
Subscription form to sign up to receive emails related to the Red Hill Bulk Fuel Storage Facility.
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Call for Artist: EPA Artist-in-Residence Pilot Initiative
Map of South Platte River Basin
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Pacific Southwest (Region 9) Targeted Brownfields Assessment (TBA) Application
EPA provides contractor assistance for property assessment to determine eligibility for up to $100,000 worth of technical assistance. Use this assessment form for properties in Arizona, California, Nevada, and Hawaii.
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Environmental programs covered by Interim Cost Review Guidance (Sub Part A Programs)
This approach also applies to specific non-subpart A awards where the same ongoing, continuing environmental program grant relationship exists between EPA and the applicant.
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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.