Tea, SD Radon Mitigation and Testing

Q: What EPA Radon Zone is Tea in?

Tea is in Lincoln County, EPA Zone 1.

Q: How much does radon mitigation cost in Tea?

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

Lincoln County

EPA Zone 1

Located in Lincoln County within the Sioux Falls Metro area, Tea sits in zip code 57064 where glacial till over Sioux Quartzite bedrock creates high radon potential across southeastern South Dakota. While specific testing data for this growing suburb is currently limited, the region's geological conditions and prevalence of basement foundations create significant radon risk. Given South Dakota's consistently high radon levels, testing is essential for all homes.

Tea, SD Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Tea, SD Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Tea Radon Facts

Key details about the radon risk profile for Tea and the 57064 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Lincoln County, SD

Zip Code

57064

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Tea and the 57064 zip code are located in Lincoln County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Tea, SD

What EPA Radon Zone is Tea in?

Tea and the 57064 zip code are in Lincoln 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 Tea?

Radon mitigation in Tea 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 Tea?

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 with the most user-submitted radon test data in the state.

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