Herod, IL Radon Levels

Q: What EPA Radon Zone is Herod in?

Herod is in Pope County, EPA Zone 2.

Q: Why are radon readings shown from areas near Herod?

No homeowner radon tests have been submitted for Herod yet, so readings from the closest cities and the Pope County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Herod?

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

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

Herod, IL Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Pope County, IL

Zip Code 62947

Located in Pope County within the Shawnee Hills region, Herod sits where sandstone and shale formations generally produce lower radon levels compared to northern Illinois. Testing data for the 62947 area remains limited, though professional radon measurements are still recommended. The rugged topography and varied geological conditions near the Shawnee National Forest can create localized radon variations.

5.00

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 5.00 pCi/L, based on 1 test from 1 nearby city. No readings have been submitted for Herod yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Herod, IL Radon Mitigation

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

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Radon Readings Near Herod, IL

No homeowner tests have been submitted for Herod yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Marion	29.0 mi	5.00 pCi/L	1

Pope County Radon Profile

The soils and bedrock of Pope County place it in EPA Radon Zone 2, a moderate-risk classification with predicted indoor averages of 2 to 4 pCi/L. Few homeowner tests have been logged inside Pope County so far, which is why this page draws on the nearest recorded readings to illustrate regional radon levels. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Pope County to test, as levels can differ between neighboring homes.

Radon FAQ for Herod, IL

What EPA Radon Zone is Herod in?

Herod and the 62947 zip code are in Pope 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.

Why are radon readings shown from areas near Herod?

No homeowner radon tests have been submitted for Herod yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Pope County average—are the best available indicator of local conditions until Herod homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Herod?

Radon mitigation in Herod 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 Herod?

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.