| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| are radon levels higher in the basement | 1.39 | 0.2 | 9483 | 66 |
| radon levels in basement vs ground floor | 1.62 | 0.1 | 9643 | 6 |
| average radon levels in basement | 1.47 | 0.4 | 8710 | 60 |
| radon in the basement | 0.64 | 1 | 3397 | 47 |
| acceptable radon levels in basement | 1.46 | 0.3 | 1558 | 84 |
| safe radon levels in basement | 0.82 | 1 | 1481 | 75 |
| normal radon levels basement | 0.61 | 1 | 9404 | 79 |
| how to fix radon levels in basement | 0.6 | 0.7 | 8534 | 47 |
| how to correct high radon in basement | 0.23 | 0.8 | 2462 | 57 |
| radon in basement vs first floor | 0.05 | 0.4 | 7275 | 20 |
| radon in homes with basements | 1.68 | 0.5 | 1820 | 63 |
| does every basement have radon | 1.76 | 0.1 | 6868 | 64 |
| radon system in basement | 0.12 | 0.8 | 3293 | 36 |
| does radon gas rise from basement | 0.44 | 1 | 3802 | 49 |
| is radon found in basements | 0.25 | 0.6 | 8878 | 29 |
