One base, both banks of the Missouri, and every town within an honest hour's drive.
Call (701) 401-5204The base is the Bismarck–Mandan metro, and the working range is about an hour out from it. That covers the towns below with room to spare — and the coverage isn't theoretical: scheduling, pricing, and the verification test are identical everywhere on this page. The geology is identical too. Every North Dakota county is EPA Zone 1, the state reports 63 percent of homes above the action level, and no town on this list has an exemption. Why the whole region tests high →
The other half of the metro — Morton County seat, minutes across the river.
Radon mitigation in Mandan →Bismarck's fastest-growing neighbor; new construction tests high here too.
Radon mitigation in Lincoln →The old coal town on the county line, 30 minutes north on Highway 83.
Radon mitigation in Wilton →McLean County seat on the Missouri — Lewis & Clark's winter neighborhood.
Radon mitigation in Washburn →Salem Sue's dairy town, 30 minutes west on I-94. Farm properties welcome.
Radon mitigation in New Salem →Kidder County seat, 40 minutes east — where the franchises don't drive.
Radon mitigation in Steele →Call from any town on the map — the quote is free, written, and the same honest math everywhere.
(701) 401-5204Often, yes — the working rule is about an hour from the Bismarck–Mandan base. Call and ask; if it's out of range you'll hear that honestly on the first call.
Yes — the published ranges hold across the service area, and every quote is written and firm before work starts.
Because the geology doesn't follow city limits: every North Dakota county is EPA Zone 1, and the state reports 63 percent of homes elevated. The full story →