Data and Tools

CGEM Download

CGEM Installers are provided. You will need to have knowledge on how to install software on your target operating system.

EPA’s Recommended Ambient Water Quality Criteria for Nutrients

On October 12, 2023, the Administrator signed a propose rule that revises the Guideline on Air Quality Models. This webpage provides the background material related to this proposed rule for stakeholder reference.

BWR139

Blackwater NWR (BWR139) CASTNET site location,

BUF603

Buffalo (BUF603) CASTNET site location,

BBE401

Big Bend NP (BBE401) CASTNET site location,

Faster, Cheaper, Greener Webcast Series

Listing of Faster Cheaper Greener Webcast Series

ASH135

Ashland (ASH135) CASTNET site location,

ALH157

Alhambra (ALH157) CASTNET site location,

ACA416

Alabama-Coushatta Tribe of Texas (ALC188) CASTNET site location,

SmartWay Logistics Company Partner Tools and Resources

If you are alrady a registered Smartway Partner, check these Logistics Company resources and tools which will help you maintain your good standing as a Smartway partner.

Antimicrobial Testing Methods & Procedures Developed by EPA's Microbiology Laboratory

We develop antimicrobial testing methods and standard operating procedures to measure the effectiveness of hard surface disinfectants against a variety of microorganisms. Find methods and procedures for antimicrobial testing.

Electronic Submission of TRI Reporting Forms

Answers to frequently asked questions about the TRI-MEweb reporting tool.

Building Material Reuse and Recycling Estimating Tool

Technical Air Pollution Resources

collection of EPA resources with technical information about many areas of air pollution prevention, technology, regulation, measurement, and science.

VISL User's Guide

EPA has prepared several documents and tools to support development of its Final Subsurface Vapor Intrusion Guidance.

Assessing Community Vulnerabilities to Potential Contaminant Releases from Extreme Events Webinar Archive

This EPA Tools & Resources webinar highlighted methods users may apply to screen for vulnerabilities and to communicate and focus resources effectively during potential contaminant release events from extreme events.

Supporting Air Quality and Climate Change Planning with GLIMPSE Webinar Archive

This EPA Tools & Resources Webinar provides an overview of a modeling framework called GLIMPSE that has the potential to explore a wide range of topics of interest to state air quality managers.

Identifying Lead Service Lines in the Community Webinar Archive

This webinar provides information on legacy lead service lines. Legacy lead service lines (LSLs) represent the greatest source of lead in drinking water. LSL identification is the first step to their removal, which is a national priority.