Radon Potential by Zip Code
| Valid |
less than 4 p |
4p or greater |
% radon potential |
>0<4 |
>4<10 |
>10<20 |
>20<50 |
>50<100 |
>100 |
Average |
| 54 |
50 |
4 |
7.4% |
51 |
3 |
1 |
- |
- |
- |
1.60 |
| 142 |
115 |
27 |
19.01% |
115 |
21 |
4 |
2 |
- |
- |
3.10 |
| 3 |
2 |
1 |
33.3% |
2 |
1 |
- |
- |
- |
- |
3.13 |
| 1 |
1 |
- |
0.0% |
1 |
- |
- |
- |
- |
- |
1.40 |
| 1 |
1 |
- |
0.0% |
1 |
- |
- |
- |
- |
- |
0.60 |
| 43 |
41 |
2 |
4.65% |
39 |
2 |
- |
- |
- |
- |
1.60 |
| 122 |
99 |
23 |
18.8% |
99 |
22 |
1 |
|
|
|
2.50 |
| 88 |
82 |
6 |
6.8% |
82 |
5 |
1 |
|
|
|
1.82 |
| 88 |
80 |
8 |
9.09% |
80 |
6 |
2 |
|
|
|
1.99 |
| 5 |
4 |
1 |
20.0% |
4 |
1 |
- |
|
|
|
2.20 |
| 17 |
13 |
4 |
23.53% |
13 |
3 |
- |
1 |
|
|
4.71 |
| 3 |
3 |
- |
0% |
3 |
- |
- |
|
|
|
0.90 |
| 8 |
5 |
3 |
37.5% |
5 |
3 |
- |
|
|
|
2.64 |
| 44 |
43 |
1 |
2.27% |
43 |
- |
- |
|
|
|
1.76 |
| 14 |
14 |
- |
0% |
14 |
- |
- |
|
|
|
1.28 |
| 21 |
16 |
5 |
23.81% |
16 |
2 |
3 |
|
|
|
3.78 |
| 40 |
40 |
- |
0% |
40 |
- |
- |
|
|
|
1.13 |
| 33 |
26 |
7 |
21.21% |
26 |
4 |
1 |
1 |
1 |
- |
4.68 |
| 2 |
2 |
- |
0% |
2 |
- |
- |
|
|
|
1.10 |
| 9 |
9 |
- |
0%
|
9 |
- |
- |
|
|
|
0.87 |
| 1 |
1 |
- |
0% |
1 |
- |
- |
|
|
|
0.80 |
| 9 |
8 |
1 |
11.1% |
9 |
- |
- |
|
|
|
5.06 |
| 219 |
198 |
21 |
9.59% |
198 |
18 |
3 |
|
|
|
2.23 |
| 564 |
357 |
207 |
36.7% |
357 |
151 |
48 |
|
|
|
4.50 |
| 1 |
1 |
- |
0% |
1 |
- |
- |
|
|
|
2.80 |
| 111 |
99 |
12 |
10.8% |
99 |
12 |
- |
|
|
|
2.11 |
| 17 |
17 |
- |
0% |
17 |
- |
- |
|
|
|
1.09 |
| 58 |
57 |
1 |
1.7% |
57 |
1 |
- |
|
|
|
1.34 |
| 4 |
4 |
- |
0% |
4 |
- |
- |
|
|
|
0.63 |
| 3 |
3 |
- |
0% |
3 |
- |
- |
|
|
|
2.47 |
| 16 |
15 |
1 |
6.3% |
15 |
1 |
- |
|
|
|
0.98 |
| 53 |
49 |
4 |
7.5% |
49 |
3 |
1 |
|
|
|
2.04 |
| 49 |
48 |
1 |
2% |
48 |
1 |
- |
|
|
|
1.01 |
| 30 |
26 |
4 |
13.3% |
26 |
4 |
- |
|
|
|
1.90 |
| 3 |
3 |
- |
0% |
3 |
- |
- |
|
|
|
0.90 |
| 21 |
19 |
2 |
9.5% |
19 |
2 |
- |
|
|
|
1.89 |
| 55 |
53 |
2 |
3.6% |
53 |
2 |
- |
|
|
|
1.22 |
| 87 |
82 |
5 |
5.75% |
82 |
4 |
1 |
|
|
|
1.23 |
| 14 |
14 |
- |
0% |
14 |
- |
- |
|
|
|
1.26 |
| 62 |
56 |
6 |
9.7% |
56 |
4 |
1 |
1 |
|
|
2.10 |
| 1 |
1 |
- |
0% |
1 |
- |
- |
|
|
|
1.30 |
| 129 |
129 |
1 |
.78% |
129 |
1 |
- |
|
|
|
1.38 |
| 2 |
2 |
- |
0% |
2 |
- |
- |
|
|
|
1.05 |
| 25 |
22 |
3 |
12.0% |
22 |
3 |
- |
|
|
|
1.84 |
| 78 |
76 |
2 |
2.56% |
76 |
2 |
- |
|
|
|
0.92 |
| 15 |
15 |
- |
0% |
15 |
- |
- |
|
|
|
0.77 |
| 27 |
27 |
- |
0% |
27 |
- |
- |
|
|
|
1.03 |
| 37 |
37 |
- |
0% |
37 |
- |
- |
|
|
|
1.17 |
| 80 |
77 |
3 |
3.7% |
77 |
2 |
- |
|
|
|
1.71 |
| 63 |
62 |
1 |
1.6% |
62 |
1 |
- |
|
|
|
1.18 |
| 120 |
118 |
2 |
1.67% |
118 |
2 |
- |
|
|
|
1.13 |
| 12 |
4 |
8 |
66.7% |
4 |
7 |
- |
|
|
|
6.19 |
| 53 |
53 |
- |
0% |
53 |
- |
- |
|
|
|
0.78 |
| 89 |
88 |
1 |
1.1% |
88 |
1 |
- |
|
|
|
1.08 |
| 68 |
68 |
- |
0% |
68 |
- |
- |
|
|
|
1.02 |
| 93 |
87 |
6 |
6.5% |
87 |
4 |
- |
|
|
|
1.75 |
| 2 |
1 |
1 |
50.0% |
1 |
1 |
- |
|
|
|
2.90 |
| 146 |
145 |
1 |
0.6% |
145 |
- |
1 |
|
|
|
1.04 |
| 71 |
70 |
1 |
1.41% |
70 |
- |
1 |
|
|
|
1.05 |
| 3 |
3 |
- |
0% |
3 |
- |
- |
|
|
|
0.60 |
| 18 |
18 |
- |
0% |
18 |
- |
- |
|
|
|
0.68 |
| 32 |
30 |
2 |
6.25% |
30 |
2 |
- |
|
|
|
1.27 |
| 42 |
39 |
3 |
7.14% |
39 |
3 |
- |
|
|
|
1.44 |
| 22 |
22 |
- |
0% |
22 |
- |
- |
|
|
|
1.20 |
| 25 |
24 |
1 |
4% |
24 |
1 |
- |
|
|
|
1.07 |
| 36 |
36 |
- |
0% |
36 |
- |
- |
|
|
|
0.83 |
| 40 |
40 |
- |
0% |
40 |
- |
- |
|
|
|
0.99 |
| 33 |
31 |
2 |
6.1% |
31 |
1 |
1 |
|
|
|
2.28 |
| 51 |
50 |
1 |
1.96% |
50 |
1 |
- |
|
|
|
0.92 |
| 34 |
34 |
- |
0% |
34 |
- |
- |
|
|
|
0.76 |
| 58 |
58 |
- |
0% |
58 |
- |
- |
|
|
|
1.19 |
| 27 |
25 |
2 |
7.4% |
25 |
1 |
1 |
|
|
|
1.93 |
| 2 |
2 |
- |
0% |
2 |
- |
- |
|
|
|
0.55 |
| 3 |
3 |
- |
0% |
3 |
- |
- |
|
|
|
1.90 |
| 24 |
24 |
- |
0% |
24 |
- |
- |
|
|
|
0.76 |
| 7 |
7 |
- |
0% |
7 |
- |
- |
|
|
|
1.00 |
| 21 |
21 |
- |
0% |
21 |
- |
- |
|
|
|
0.76 |
| 5 |
5 |
- |
0% |
5 |
- |
- |
|
|
|
0.86 |
| 1 |
1 |
- |
0% |
1 |
- |
- |
|
|
|
3.60 |
| 38 |
36 |
2 |
5.2% |
36 |
- |
1 |
|
|
|
2.09 |
| 1 |
1 |
- |
0% |
1 |
- |
- |
|
|
|
0.80 |
| 3751 |
3351 |
403 |
10.74% |
3351 |
310 |
71 |
20 |
2 |
- |
2.09 |
| 92% |
8.26% |
1.89% |
1% |
0% |
0% |
† Range of radon levels in pCi/l
‡ Radon levels by pCi/l