Data and Tools

PSA Radio Ads Transcripts Targeted at Parents and Consumers

Web site contains audio files and transcripts for lead public service announcements in both English and Spanish.

Source Reduction Activities by Chemical and Industry

Source Reduction/Pollution Prevention - types of source reduction activities for chemicals and industries with the highest rates of source reduction reporting in the 2023 Toxics Release Inventory National Analysis

Measuring the Impact of Source Reduction

Decades of TRI data are used in an analysis to measure the impact of source reduction activities on the releases of TRI chemicals. The results show that source reduction has been effective at reducing TRI chemical releases.

Introduction to the 2023 TRI National Analysis

Introduction to the Toxics Release Inventory National Analysis, including an overview of release and waste management quantities reported.

Tools for State, Local, and Tribal Governments

Access tools available for state, local, and tribal governments to calculate emissions and improve energy efficiency planning.

Level III and IV Ecoregions of the Continental United States

Information and downloadable maps and datasets for Level III and IV ecoregions of the continental United States. Ecoregions are areas of general similarity in the type, quality, and quantity of environmental resources.

Ecoregions of North America

Information and downloadable maps and datasets for ecoregions of North America, which are areas of general similarity in the type, quality, and quantity of environmental resources.

Exceptional Events Documents Ozone - New Jersey

Exceptional Events Documents Ozone - Massachusetts

RadNet Operator Definition

RadNet is a national network monitoring stations that regularly samples the nation's air, precipitation, drinking water, or pasteurized milk for a variety of radionuclides and radiation types.

NHDPlus Tools

A list of tools used in conjuction with NHDPlus version 2.

Map Design & Cartography at the EPA

This web page describes cartography best practices at the EPA

Guidance for Using Tribal Boundaries, Areas and Names Resources

Webpage highlighting the Guidance for Using EPA Tribal Boundaries, Areas and Names Resources.

WhAEM2000 BBM Files - Bradshaw Mountains, Arizona

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Bradshaw Mountains Quadrangle, Arizona. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Boulder City, Arizona

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Boulder City Quadrangle, Arizona. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Blythe, Arizona

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Blythe Quadrangle, Arizona. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Bagdad, Arizona

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Bagdad Quadrangle, Arizona. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Atascosa Mountains, Arizona

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Atascosa Mountains Quadrangle, Arizona. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Alamo Lake, Arizona

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Alamo Lake Quadrangle, Arizona. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Ajo, Arizona

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Ajo Quadrangle, Arizona. Files serve as geographic basis for groundwater modeling.

WhAEM BBM Files - Arizona

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for quadrangles in Arizona. Files serve as geographic basis for groundwater modeling.