Data and Tools
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Meteorological Processors and Accessory Programs
Surface and upper air data, provided by NWS, are important inputs for air quality models. Before these data are used in some of the EPA dispersion models, meteorological processors are used to manipulate the data.
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Documents: Complaints and Petitions for Review (2021)
Complaints and petitions for review received by the U.S. Environmental Protection Agency in 2020.
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BenMAP 1.0
BenMAP 1.0 is the legacy version of the BenMAP software that the EPA is making available for archival purposes. It is designed for regional and national-scale analyses within the Continental United States.
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BenMAP 4.0
This is the legacy version of the BenMAP software that the EPA is making available for archival purposes. BenMAP v4.0.66 was used for the 2012 PM NAAQS Regulatory Impact Analysis.
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Prescribed Burning and Smoke Management Planning Webinar Archive
This EPA Tools & Resources Webinar "Prescribed Burning and Smoke Management Planning" highlights a collaboration in Flint Hills, Kansas to use VELMA to evaluate effects of prescribed burning on tallgrass prairie productivity and fuel loads.
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Technical Appendices for RSEI Version 2.1.5, September 2007
These six Technical Appendices accompany the RSEI User's Manual Version 2.1.5 and provide additional information on the data used in the model.
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Technical Appendices for RSEI Version 2.1, December 2002
These six Technical Appendices accompany the RSEI User's Manual Version 2.1 and provide additional information on the data used in the model.
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Risk-Screening Environmental Indicators (RSEI) Technical Appendices (July 2013)
Technical appendices for the Risk-Screening Environmental Indicators screening tool
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Risk-Screening Environmental Indicators (RSEI) Model User's Guide
Risk-Screening Environmental Indicators Model User's Guide
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Technical Appendices for RSEI Version 2.1.2, August 2004
These six technical appendices accompany the RSEI User's Manual Version 2.1.2 and provide additional information on the data used in the model
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Ground-Truthing of the Air Pathway Component of the Risk-Screening Environmental Indicators Model, October 1998
This report evaluates the air pathway component of the Office of Pollution Prevention and Toxics’ (OPPT’s) Risk-Screening Environmental Indicators Model
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Air Quality Dispersion Modeling - Related Model Support Programs
Programs and utilities that are used in support of some of the dispersion models listed here. Note that utilities designed for use with particular models will be found with those models.
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Air Quality Dispersion Modeling - Screening Models
Models that are often applied before applying a refined air quality model to determine if refined modeling is needed.
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Design Value Interactive Tool
This page displays the Design Value Interactive Tool
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RMP*Comp
You can use this free software program to complete the Off-site Consequence Analyses (both worst case scenarios and alternative scenarios) required under the Risk Management Program rule, so that you don't have to do calculations by hand.
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PRIA Antimicrobial Active Ingredient - Other Actions - Waivers or Bridging Rationale
PRIA fee determination decision tree
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Air Modeling - Announcements
Air Modeling Recent Additions
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Timeline of Particulate Matter (PM) National Ambient Air Quality Standards (NAAQS)
The table includes federal register citations for each revision to the national ambient air quality standards (NAAQS) for particulate matter (PM), and acceptable total suspended particles.
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Subscribe to RAINE Updates
Subscribe to RAINE updates to get news about new features, Web enhancements, and other updates.
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Region 10 Tribal Info Box
This page describes the Region 10 listserv for tribes in Alaska, Idaho, Oregon, and Washington.