Lifetime risk (R) × 10−3 | Annual effective dose (mSv/y) | Concentrations (Bq/L) | Samples | ||
40K | 232Th | 226Ra | |||
0.352 | 0.069 | 1.36 ± 0.07 | ND | 0.98 ± 0.25 | w1 |
0.239 | 0.047 | 1.60 ± 0.08 | ND | 0.65 ± 0.003 | w2 |
0.02 | 0.004 | 2.63 ± 0.13 | ND | ND | w3 |
0.273 | 0.053 | 5.64 ± 0.96 | 0.46 ± 0.21 | 0.28 ± 0.10 | w4 |
0.565 | 0.111 | 4.70 ± 1.04 | ND | 1.52 ± 0.70 | w5 |
1.211 | 0.237 | 1.17 ± 0.05 | 0.55 ± 0.16 | 3.00 ± 1.70 | w6 |
0.582 | 0.114 | ND | 0.67 ± 0.30 | 1.12 ± 0.24 | w7 |
0.101 | 0.019 | ND | ND | 0.29 ± 0.10 | w8 |
0.001 | 0.004 | 2.50 ± 1.10 | ND | ND | w9 |
0.553 | 0.108 | 3.10 ± 1.10 | ND | 1.54 ± 0.36 | w10 |
0.205 | 0.040 | ND | ND | 0.59 ± 0.12 | w11 |
0.175 | 0.034 | 4.65 ± 0.22 | ND | 0.40 ± 0.13 | w12 |
0.481 | 0.094 | 3.24 ± 0.17 | ND | 1.31 ± 0.25 | w13 |
0.424 | 0.083 | 0.92 ± 0.04 | 0.81 ± 0.26 | 0.53 ± 0.14 | w14 |
0.186 | 0.036 | 3.24 ± 0.16 | 0.15 ± 0.02 | 0.34 ± 0.21 | w15 |
0.08 | 0.017 | 0.66 ± 0.04 | ND | 0.24 ± 0.09 | w16 |
0.08 | 0.016 | 4.28 ± 0.22 | 0.17 ± 0.02 | 0.42 ± 0.24 | w17 |
0.03 | 0.006 | 3.95 ± 0.19 | ND | ND | w18 |
0.231 | 0.045 | 1.83 ± 0.019 | 0.20 ± 0.12 | 0.46 ± 0.14 | w19 |
0.162 | 0.032 | 5.38 ± 0.29 | 0.42 ± 0.13 | ND | w20 |
0.001 - 1.211 | 0.004 - 0.237 | 0.66 - 5.64 | 0.15 - 0.81 | 0.24 - 1.52 | Range |
0.299 | 0.058 | 2.84 | 0.43 | 0.85 | Average |
| 1.0 | 10 | 0.1 | 1 | WHO 2006 |