Conrad, IA Radon Mitigation and Testing

Q: What is the average radon level in Conrad, IA?

Based on 1 user-submitted tests, the average radon level is 7.00 pCi/L.

Q: What EPA Radon Zone is Conrad in?

Conrad is in Grundy County, EPA Zone 1.

Q: How much does radon mitigation cost in Conrad?

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

Avg: 7.00 pCi/L

Grundy County

EPA Zone 1

1 user test

Located in Grundy County within the Waterloo Metro area, Conrad shows concerning radon levels averaging 7.0 pCi/L, significantly exceeding EPA thresholds. This 50621 zip code community sits on Iowa's glacial deposits over limestone bedrock, conditions known for high radon production. Immediate mitigation system installation is strongly recommended for all homes in the area.

7.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Conrad, IA Radon Mitigation

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

Conrad, IA Radon Testing

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

Conrad, Iowa Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
7 pCi/L	Conrad, IA	100+ Years	Full Basement	Nov 2025

Have a radon test result for Conrad? Submit your reading to help other homeowners.

Conrad Radon Facts

Key details about the radon risk profile for Conrad and the 50621 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Grundy County, IA

Zip Code

50621

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

7.00 pCi/L

User Tests Submitted

Conrad and the 50621 zip code are located in Grundy 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 Conrad, IA

What is the average radon level in Conrad, IA?

Based on 1 user-submitted test, the average radon level in Conrad is 7.00 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 Conrad in?

Conrad and the 50621 zip code are in Grundy 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 Conrad?

Radon mitigation in Conrad 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 Conrad?

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 Iowa

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

City	Avg User Radon Level	Submissions
Waterloo	8.50 pCi/L	4
Ames	9.67 pCi/L	3
Fairfield	14.00 pCi/L	2
Mount Pleasant	12.00 pCi/L	2
Ottumwa	5.50 pCi/L	2
Iowa City	7.00 pCi/L	1
Muscatine	No submissions	0