Brookings, SD Radon Levels

Q: What is the average radon level in Brookings, SD?

Based on 1 user-submitted tests, the average radon level is 9.00 pCi/L.

Q: What EPA Radon Zone is Brookings in?

Brookings is in Brookings County, EPA Zone 1.

Q: How much does radon mitigation cost in Brookings?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Check local Brookings radon levels and find certified testing and mitigation professionals to keep your home safe

Brookings, SD Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Brookings County, SD

Zip Code 57006

Avg. User Level 9.00 pCi/L

User Tests 1

Home to South Dakota State University, Brookings in Brookings County shows an average radon level of 9.0 pCi/L based on initial testing, significantly exceeding the EPA's 4.0 pCi/L action threshold. The city's location over glacial deposits and underlying Cretaceous shale formations creates geological conditions highly favorable for radon gas production and migration into homes. Given this elevated reading in the university town (zip code 57006), all residents should test their properties and strongly consider radon mitigation systems.

9.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Brookings, SD. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Brookings, SD Radon Mitigation

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Brookings, SD Radon Levels

User-submitted radon test readings from homes in the Brookings area.

Radon Level	City	Home Age	Foundation
9 pCi/L	Brookings, SD	0-20 Years	—

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Radon FAQ for Brookings, SD

What is the average radon level in Brookings, SD?

Based on 1 user-submitted test, the average radon level in Brookings is 9.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Brookings in?

Brookings and the 57006 zip code are in Brookings County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Brookings?

Radon mitigation in Brookings typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Brookings?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in South Dakota

Cities in South Dakota with the most user-submitted radon test data, ranked by number of submissions.

City	Avg User Radon Level	Submissions
Spearfish	7.75 pCi/L	4
Rapid City	10.50 pCi/L	2
Aberdeen	8.50 pCi/L	2
Sioux Falls	6.00 pCi/L	2
Watertown	6.00 pCi/L	2

Brookings, SD Radon Levels

Check local Brookings radon levels and find certified testing and mitigation professionals to keep your home safe

Brookings, SD Radon Facts

Brookings, SD Radon Mitigation

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Brookings, SD Radon Levels

Radon FAQ for Brookings, SD

Most Active Radon Markets in South Dakota

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