Radon Mitigation in Mandan, ND
Mandan has about 24,500 residents across the Missouri from Bismarck and sits in Morton County, where 53% of surveyed homes tested above the EPA action level.
- Free, no-obligation radon quotes
- Serving Bismarck, Mandan and Lincoln
- Testing help and mitigation systems
- Winter-ready advice for North Dakota basements
Get a free radon quote
Fastest: call (701) 402-5374
Mandan's ground
West and south of the Missouri, bedrock like the Cannonball, Bullion Creek and Sentinel Butte formations is described by USGS as known or likely to cause indoor radon problems. Morton County's median survey reading was 4.4 pCi/L, higher than Burleigh's 3.8.
The highest Morton County reading in 1987–88 was 32.6 pCi/L.
Free testing in Mandan
The Morton Mandan Public Library lends free radon detectors in partnership with Western Plains Public Health (701-667-3370), open to Morton, Grant, Mercer, Oliver and Sioux county residents since April 2024.
A mitigation system for a Mandan basement follows the same sub-slab approach as across the river.
Radon Mitigation services in Mandan
Radon Testing
Test kits, library detector loans and what a winter test should look like.
Radon Mitigation Systems
How a radon system is installed in a basement, slab or crawl space.
Radon Mitigation Cost
Sourced price ranges and the yearly running cost of a radon fan.
Buying or Selling a Home
What North Dakota's 2025 radon disclosure law means for buyers and sellers.
Radon in Bismarck–Mandan
County data and the geology behind radon here.
Also serving near Mandan: Lincoln, Flasher, New Salem
Ready to get it done?
Call now for a free quote from a local radon testing and mitigation pro.
Call (701) 402-5374