Nebraska Cities Ranked by Indoor Radon Levels
Measured averages from Airthings devices across Nebraska, USA. Action level: 4 pCi/L — the threshold at which remediation is recommended.
Eagle has the highest measured indoor radon in Nebraska at 8.8 pCi/L, based on Airthings measurements across 28 cities.
Updated August 16, 2026
Highest city
8.8pCi/L
Eagle
Nebraska city average
4.2pCi/L
across 28 cities
Above action level
9/ 28
cities
| # | Location | Avg level | Monitors | vs action level |
|---|---|---|---|---|
| 1 | Eagle | 8.8 pCi/L | 8 | 2.2× over |
| 2 | York | 7.7 pCi/L | 11 | 1.9× over |
| 3 | Bellevue | 7.5 pCi/L | 8 | 1.9× over |
| 4 | Ralston | 6.5 pCi/L | 55 | 1.6× over |
| 5 | Norfolk | 6.5 pCi/L | 8 | 1.6× over |
| 6 | Plattsmouth | 6.4 pCi/L | 13 | 1.6× over |
| 7 | Scottsbluff | 6.1 pCi/L | 6 | 1.5× over |
| 8 | Blair | 5.4 pCi/L | 6 | 1.3× over |
| 9 | Columbus | 5.0 pCi/L | 11 | 1.3× over |
| ✓ Below EPA action level (4 pCi/L) | ||||
| 10 | Lincoln | 4.0 pCi/L | 305 | 1.0× under |
| 11 | Chalco | 3.9 pCi/L | 85 | 1.0× under |
| 12 | Hastings | 3.7 pCi/L | 11 | 0.9× under |
| 13 | South Sioux City | 3.6 pCi/L | 6 | 0.9× under |
| 14 | Offutt Air Force Base | 3.6 pCi/L | 22 | 0.9× under |
| 15 | Omaha | 3.4 pCi/L | 110 | 0.8× under |
| 16 | Elkhorn | 3.4 pCi/L | 127 | 0.8× under |
| 17 | Grand Island | 3.3 pCi/L | 12 | 0.8× under |
| 18 | La Vista | 3.3 pCi/L | 14 | 0.8× under |
| 19 | Bennington | 3.2 pCi/L | 65 | 0.8× under |
| 20 | Papillion | 3.2 pCi/L | 48 | 0.8× under |
| 21 | Gretna | 3.1 pCi/L | 33 | 0.8× under |
| 22 | Fremont | 2.9 pCi/L | 7 | 0.7× under |
| 23 | Kearney | 2.8 pCi/L | 19 | 0.7× under |
| 24 | Broken Bow | 2.7 pCi/L | 9 | 0.7× under |
| 25 | Yutan | 2.4 pCi/L | 6 | 0.6× under |
| 26 | Hickman | 2.3 pCi/L | 15 | 0.6× under |
| 27 | Valley | 2.0 pCi/L | 6 | 0.5× under |
| 28 | North Platte | 1.9 pCi/L | 7 | 0.5× under |