Data and Tools
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AP 42 Section 11.1 Hot Mix Asphalt Reports - Related Information
AP 42 Section 11.1 Hot Mix Asphalt Reports - Related Information
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CSAPR Compliance Year 2015 NUSA NODAs
This page contains data files for the cross-state air pollution rule as they are released, including details of the 2015 allowance allocations
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CSAPR Compliance Year 2017 NUSA NODAs
This page contains links to NUSA Notices of Data Availability for the CSAPR 2016 compliance year.
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AMEM-ADL Polymer Migration Estimation Model User's Guide
The user's guide of the Arthur D. Little Polymer Migration Estimation Model (AMEM) provides the information on how the model estimates the fraction of a chemical additive that diffuses through polymeric matrices.
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SRD-Source Ranking Database User's Guide and Documentation, Vol. 1 and Vol. 2
Source Ranking Database Documentation
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AERMOD Modeling System Development
AERMOD Model System development plans and ongoing research, which is summarized in a series of White Papers.
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AQS PEAT
AQS PEAT
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CEDRI
Compliance and Emissions Data Reporting Interface
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All-Hazards Waste Management Planning Tool
All Hazards Waste Planning Tool description and resources
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Air Quality Dispersion Modeling - Alternative Models
Models, not listed in Appendix W, that can be used in regulatory applications with case-by-case justification to the Reviewing Authority as noted in Section 3.2, "Use of Alternative Models", in Appendix W.
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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