Data and Tools
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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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Region 10 Tribal Info Box
This page describes the Region 10 listserv for tribes in Alaska, Idaho, Oregon, and Washington.
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FERA Recent Additions
This page provides a description of recent additions made to the FERA web site.
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IPM Analysis for the Clean Air Interstate Rule (CAIR)
View Integrated Planning Model (IPM) run files and parsed files for the Clean Air Interstate Rule (CAIR) analysis, formerly known as the Interstate Air Quality Rule (IAQR).
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Instructions for Review of Pesticide Registration Improvement Act (PRIA) Submissions for Products Eligible for Inclusion on List N: Submission Information for Registrants
EPA is expediting reviews of certain PRIA submissions for products intended for use against the SARS-CoV-2, the novel human coronavirus that causes COVID-19.
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eGRID Related Materials
The draft eGRID2018 PM2.5 data and methodology are presented.
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Reporting Data using ECMPS
This page is the landing page for ECMPS.
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Updated 7th DWINSA System Level Service Lines
Updated 7th DWINSA System Level Service Lines
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Updated 7th DWINSA State Level Service Lines
Updated 7th DWINSA State Level Service Lines.
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Watershed Academy Webcast - The Condition of U.S. Lakes and Streams: Findings from the National Aquatic Resource Surveys
Archive for the Watershed Academy Webcast titled “The Condition of U.S. Lakes and Streams: Findings from the National Aquatic Resource Surveys” held on March 23, 2017
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Using CAST to Develop Implementation Plans that Meet Loading Targets in the Chesapeake Bay Watershed
Archive for the Watershed Academy Webcast titled “Using CAST to Develop Implementation Plans that Meet Loading Targets in the Chesapeake Bay Watershed” held on November 9, 2017
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Using the Surface Water Toolbox for Estimating Critical Flow Statistics
: Archive for the Watershed Academy Webcast titled “Using the Surface Water Toolbox for Estimating Critical Flow Statistics” held on February 8, 2018