Science & Technology
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RFC 26003 - Risk Evaluation for 1,3-Butadiene
Request for Correction of Information under the Information Quality Act: The Toxic
Substances Control Act (TSCA) Risk Evaluation for 1,3-Butadiene -
Download Human Exposure Model (HEM)
The Human Exposure Model (HEM) is used primarily for performing risk assessments for sources emitting air toxics to ambient air.
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RFC 26004 - Technical Assistance Document for Daily Air Quality Reporting
Request for Correction in Technical Assistance Document (EPA-454/B-24-002)
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GHGRP Reported Data
Data from greenhouse gas-emitting facilities and suppliers in 2023 to the EPA greenhouse gas reporting program, as well as data highlights from the reporting year.
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Submit a FOIA Request
Submit through EPA's public access link (PAL), Contact Public Liaison
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Human Exposure Model User’s Guides
The Human Exposure Model (HEM) is used primarily for performing risk assessments for sources emitting air toxics to ambient air.
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CAMEO (Computer-Aided Management of Emergency Operations)
This resource directory offers easier access to the CAMEO suite of software. CAMEO, Computer-Aided Management of Emergency Operations, is system of software applications used to plan for and respond to chemical emergencies.
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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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2016v3 Platform
The 2016v3 emissions modeling platform
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Risk Assessment and Modeling - Human Exposure Model (HEM)
The Human Exposure Model (HEM) is used primarily for performing risk assessments for sources emitting air toxics to ambient air.
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International Emissions Inventory Conference
Emission inventory conference forum for exchange of ideas
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Reports and Summaries
Broad overview of what the NEI report is for.
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Program Contacts for Passaic River
This page has program contact information for the Passaic River location in New Jersey
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Additional Information, Adjustments and Special Cases for Dose-Response Values in Tables 1 and 2
Additional Information, Adjustments and Special Cases for Chronic Dose-Response Values in Table 1
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Installation Instructions for TRIM
Installation Instructions for TRIM
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Method 1622: Cryptosporidium in Water by Filtration/IMS/FA
Method 1622 describes procedures for analysis of Cryptosporidium in water samples, by concentration, immunomagnetic separation (IMS) and immunofluorescence assay (FA) microscopy.
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Region 7 - Public Notices
Public Notice Directory for EPA Region 7. Includes Iowa, Kansas, Missouri, and Nebraska.
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Santee South Bridge Project/Knox County Highway Department, Santee Sioux Tribe of Nebraska and Knox County, Nebraska
The U.S. Environmental Protection Agency (EPA) received a request from Santee South Bridge Project/Knox County Highway Department for a Clean Water Act (CWA) Section 401 water quality certification (WQC) for Indian Country for U.S. Army Corps of Engineers.
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Tables for Water Quality for Healthy Corals (EPA Office of Water)
Best Practices by Step
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RACT/BACT/LAER Clearinghouse (RBLC) Related Resources
RBLC Products include User's Manuals, Annual Reports, Data Input Form and the RBLC Standalone Editor (Software for off-line data entry).