Science & Technology

Great Lakes Biology Monitoring Program 2019 Technical Report

biological data collected in 2014

Risk Assessment Guidance for Superfund (RAGS): Part E

EPA's Risk Assessment Guidance for Superfund (RAGS) Part E uses a consistent methodology for assessing the exposures from the dermal pathway for Superfund human health risk assessments.

EPA Updates North American Industry Classification System Codes for Toxics Release Inventory Reporting

Announcing the final NAICS code update rule

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.

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.

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.

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.

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.

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.

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.

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)

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.

Proposed Rules for GHG Reporting Documents

Proposed rule documents for the GHGRP

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.

The Frank R. Lautenberg Chemical Safety for the 21st Century Act

The new law includes much needed modernizations to TSCA, the only major piece of environmental legislation that had not been updated since it was passed in the fall of 1976.

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.

Basic Information about the Charles River Buoy

See diagrams of the Water Monitoring buoy in the Charles River outside Boston's Museum of Science. Learn about the data it collects and its uses.

Basic Information about the Mystic River Buoy

Information and diagrams of the Mystic River buoy in action.

Scripting Estuary Data Mapper

Describes how to use Estuary Data Mapper's scripting capability for hands-off running of the application in batch mode.

Peer review for Bristol Bay Assessment

Peer review process and documents for EPA's Bristol Bay Assessment.