Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

JavaScript appears to be disabled on this computer. Please click here to see any active alerts.

RadMap Fact Sheet

Please be Advised

EPA will decommission the RadMap program and archive the page effective 12/31/2024. If you have any questions, please contact the EPA’s Radiation Protection Division by emailing [email protected].

RadMap is an interactive desktop tool featuring a nationwide map of long-term radiation monitoring locations across the United States. RadMap provides access to key information about monitors and the area surrounding them. Learn more about RadMap.

RadMap Factsheet (pdf) (181.44 KB)