Data and Tools

Chemical Suppliers and Manufacturers Locator Tool

This page hosts the link to the Water Treatment Chemical Suppliers and Man. Locator Tool. It provides directors to request and access an account.

Greenhouse Gas Customized Search

Search the GHG data for individual facilities by name, or location or filter the data set by state or county, industrial sectors, annual facility emissions thresholds and greenhouse gases.

SEMS Search

Superfund is a program administered by the EPA to locate, investigate, and clean up the worst hazardous waste sites throughout the United States.

Live Water Quality Data - Individual Parameter for the Mystic River

View charts of water quality data measured by the Mystic River buoy.

Live Water Quality Data for the Mystic River

Learn more about buoy data collected along the Mystic River.

Test Cases

Download test case data and instructions as well as additional model inputs.

CMAQ Documentation

Find the release notes for recent versions of the model system, a CMAQ User's Guide, and helpful tutorials on common tasks.

Access CMAQ Source Code

Access CMAQ source code, step-by-step instructions for downloading the CMAQ base model, and guidance on building the two-way CMAQ system.

South Florida Program (SFP) Funding: Funded Projects

An interactive dashboard that provides information and instructions on the projects funded by the SFP; including project title, description, funding amount, grant focus and area of impact.

EPA Data Exchange Flat File Format Specification

Environmental Interest Types and Program Categories

Provides descriptions of environmental interests (permits or regulatory programs), sorted by program categories (e.g., Air Programs, Animal Operations)

FRS on the Exchange Network

The Exchange Network (EN) is a partnership among states, tribes, territories, and EPA for the exchange of environmental information efficiently and securely over the internet.

Technical Air Pollution Resources

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

AP 42, Fifth Edition, Volume I Chapter 7: Liquid Storage Tanks - Documents

AP 42 Section 9.9.1 - Grain Elevators and Processes - Related Information

AP 42, Fifth Edition, Volume I Chapter 9: Food and Agricultural Industries - Documents

AP 42, Fifth Edition, Volume I Chapter 10: Wood Products Industry - Documents

Historical Exceedance Days in New England

A chart showing the number of days air quality monitors in each New England state recorded ozone concentrations exceeding the 1997 8-hour ozone standard, as well as the number of days exceeding the 2015 8-hour ozone standard.

HYSPLIT Trajectory Endpoint Data

Chemours Quarterly Progress Reports

Quarterly Progress Reports, Pompton Lakes Study Area, Pompton Lakes, New Jersey