Orrick, MO Radon Mitigation and Testing

Q: What EPA Radon Zone is Orrick in?

Orrick is in Ray County, EPA Zone 2.

Q: How much does radon mitigation cost in Orrick?

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

Ray County

EPA Zone 2

Small Ray County community within the Kansas City Metro area, Orrick sits in EPA Zone 2 with moderate radon potential from Missouri's glacial deposits and limestone bedrock. Testing data for zip code 64077 is currently limited, making individual home testing essential for residents. The area's mix of older farmhouses and newer construction presents varying radon entry pathways.

Orrick, MO Radon Mitigation

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

Orrick, MO Radon Testing

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

Orrick Radon Facts

Key details about the radon risk profile for Orrick and the 64077 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Ray County, MO

Zip Code

64077

Predicted Screening Level

2–4 pCi/L (Zone 2)

Orrick and the 64077 zip code are located in Ray County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Orrick, MO

What EPA Radon Zone is Orrick in?

Orrick and the 64077 zip code are in Ray County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Orrick?

Radon mitigation in Orrick 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 Orrick?

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 Missouri

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

City	Avg User Radon Level	Submissions
Troy	8.50 pCi/L	4
Lees Summit	7.00 pCi/L	3
Columbia	3.00 pCi/L	2
House Springs	7.00 pCi/L	1
Kansas City	7.00 pCi/L	1
Springfield	7.00 pCi/L	1
Independence	5.00 pCi/L	1
Wentzville	No submissions	0