Available Radon Information

Within this site you will find information about radon levels of every South Dakota county. This includes radon level maps and radon level graphs specific to South Dakota.

State Radon Officer

Barbara Regynski
(800) 438-3367
(605) 773-3151
Dept. of Environment & Natural Resources
523 E. Capitol, Room 217
Pierre SD, 57501

About Radon Levels in South Dakota

Additional information about radon levels in South Dakota may be available through the South Dakota State Radon Website.