Major Information Systems

The Registry of EPA Applications and Databases (READ)
READ is an authoritative inventory that uniquely identifies the Environmental Protection Agency's (EPA) diverse information resources including application and systems, data sets, and models. For each information resource, READ provides comprehensive information, including a description, the responsible organization, a contact, and a url link to the information resource if available.
Databases and Software
Online and downloadable tools to access environmental data.
Libraries and Information Centers
EPA libraries and contacts for environmental information.
Hotlines and Clearinghouses
Request technical information, reports, and documents or get assistance with your questions about environmental issues.