Science & Technology
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Bioassessment and Biocriteria Program Status for U.S. Virgin Islands: Rivers and Wadeable Streams
Biocriteria Program Status of Bioassessment and Biocriteria Program Status for U.S. Virgin Islands: Rivers and Wadeable Streams
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Volume 10 - Emissions Projections, Final Report
Projected future emissions estimation methods from the Emissions Inventory Improvement Program (EIIP).
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Where can I find older NEI data (prior to 2008)?
The raw data and summaries that are available (dating back to 1990) can be obtained from the web page https://www.epa.gov/air-emissions-inventories/pollutant-emissions-summary-files-earlier-neis . Starting with 2001 data, a more limited selection of summary files are available.
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Where are the NAICS/ SIC and SCC codes changes that have been implemented for the 2017NEI?
Please refer to the NEI webpage for 2017 documentation , and follow the link for Appendix 2 - 2017 NEI Plan Code Changes. That Excel file described changes for the SCCs and NAICS and includes a helpful read me spreadsheet. Note that all SCC and NAICS changes for use in…
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The FTP download is not working; what do I do?
Option 1: The FTP site is active, but some browsers are no longer supporting the ftp:// protocol. You can access the same data by replacing “ ftp://newftp.epa.gov / ” with “ https://gaftp.epa.gov/ ” and keep the rest of the URL the same. The filenames you see will be shorter, but…
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Pollutant Emissions Summary Files for Earlier NEIs
Earlier NEI summary files for both criteria and hazardous air pollutants
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What is the definition of VOC?
There is a regulatory definition of VOC. It is found in 40 CFR 51.100. CFR - code of federal regulations. The definition relates to the intent and requirements of the Clean Air Act. Excerpt from “Volatile Organic Compounds” Definition per 40 CFR Part 51.100(s): " Volatile organic compounds (VOC) means…
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6PPD-q Using Liquid Chromatography with Tandem Mass Spectroscopy (LC/MS/MS) - Method 1634 (Not yet approved)
Clean Water Act Method 1634 measures 6-PPDq in wastewater (draft, January 2024)
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Federal Facilities/Base Closure in Texas
This page contains information about Base Closure cleanups on Federal Facilities in Texas
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VB591™, VB997™, BINUTRIX®. National Contingency Plan Product Bulletin
Technical product bulletin: this biological additive, used as a bioremediation agent in oil spill cleanups, is a partial encapsulated oleophilic nutrient containing no microorganisms. Suitable for localized spills or in open waters.
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EPA Region 3 Quality Assurance Project Plans
Resources, templates and topic-specific tools used in or for quality assurance plans.
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Download Prior Version of the AVERT Main Module
Download the AVERT Main Module workbook here.
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Climate Change Research Milestones
Timeline of EPA's Climate Change Research milestones.
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BenMAP Downloads
Download the current and legacy versions of the BenMAP program. Download configuration and aggregation/pooling/valuation files to estimate benefits. BenMAP-CE is free and open source software, and the source code is available upon request.
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BenMAP in the Cloud
The BenMAP-CE tool estimates the number and economic value of health impacts resulting from changes in air quality - specifically, ground-level ozone and fine particles. Learn what data BenMAP-CE uses and how the estimates are calculated.
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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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BenMAP-CE Applications: Articles and Presentations
This page contains articles on analyses, health impacts, health burdens, assessments, and presentations about the BenMAP program.
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Net Zero Resources
Definitions of net zero concepts including net zero, net zero energy, net positive energy, net zero water, net zero waste.