Science & Technology
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EPA Updates North American Industry Classification System Codes for Toxics Release Inventory Reporting
Announcing the final NAICS code update rule
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Determining the Chemical Substances Subject to the CDR Rule
These Frequent Questions (FQs) are intended to clarify the reporting requirements for Chemical Data Reporting for the 2016 reporting period.
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Chemical Data Reporting Fact Sheet: Basic Information
EPA collects information on the types and quantities of chemicals produced in the U.S under the Chemical Data Reporting (CDR) requirements. This fact sheet outlines key information about CDR, including what data are collected and how the data are used.
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Remote Sensing Info Gateway: Air Qualities Relevant Case Studies Training Webinar Archive
This EPA Tools & Resources Training Webinar highlights the Remote Sensing Information Gateway (RSIG). RSIG is a Web-based application which creates a bridge between air quality relevant data sets and data analytics.
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Chemical Risk Assessment for PFAS in Biosolids Webinar Archive
This EPA Tools & Resources webinar, recorded June 21st, details EPA’s chemical risk assessment for PFAS in Biosolids. EPA’s Office of Water discusses the current work related to assessing risk due to the presence of PFOA and PFOS in biosolids.
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Determining the Information You Must Report
These Frequently Asked Questions (FAQs) are intended to clarify the reporting requirements for Chemical Data Reporting for the 2016 reporting period.
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Multi- Chamber Concentration and Exposure Model (MCCEM) version 1.2
MCCEM estimates average and peak indoor air concentrations of chemicals released from products or materials in houses, apartments, townhouses, or other residences.
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General Chemical Data Reporting Questions
These Frequently Asked Questions (FAQs) are intended to clarify the reporting requirements for Chemical Data Reporting for the 2016 reporting period.
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Peer Review Comments on the IRIS Assessment of Benzene
Attachment to IRIS file for benzene, January 19, 2000, RESPONSE TO THE PEER REVIEW COMMENTS, II. Extrapolation of the Benzene Inhalation Unit Risk Estimate to the Oral Route of Exposure (EPA/NCEA-W-0517, July 1999)
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Dasymetric Toolbox
Dasymetric mapping is a geospatial technique that uses additional information, such as landcover types, to more accurately distribute data that has been assigned to arbitrary boundaries, such as census blocks.
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Proposed Rules for GHG Reporting Documents
Proposed rule documents for the GHGRP
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EPA Researchers Recruiting Participants for Study to Develop SARS-CoV-2 Salivary Antibody Assay
EPA researchers are adapting an existing salivary antibody test for waterborne pathogens to test for antibodies to SARS-CoV-2, the virus that causes COVID-19.
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EPA Interim Evaluation of 2016-2017 Milestone Progress in the Chesapeake Bay Watershed
This page provides the EPA interim evaluations of the 2016-2017 milestones for the Chesapeake Bay TMDL. These interim assessments provide a mid-point check on the progress made on the 2016-2017 milestones, recognizing the achievements made in 2016.
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Scripting Estuary Data Mapper
Describes how to use Estuary Data Mapper's scripting capability for hands-off running of the application in batch mode.
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Peer review for Bristol Bay Assessment
Peer review process and documents for EPA's Bristol Bay Assessment.
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Toxics in the Food Web
An assessment of metals and persistent organic pollutants such as PCBs and PBDEs in the Salish Sea. Part of the U.S. EPA and Environment and Climate Change Canada's Health of the Salish Sea Ecosystem Report.
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USDA’s NIFA-CEAP Watershed Synthesis: Lessons Learned
Archived Watershed Academy CEAP webcast
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The Water Data Collaborative: Citizen Science Monitoring Data And Data Sharing
Watershed Academy archived webcast
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Benchmark Dose Software (BMDS) Version 2.7 - Download Source Code
Instructions on downloading and installing the files needed to compile the BMDS executable.
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Download CatReg
Procedure for downloading the most recent version of CatReg