Sample location | Type of water | Activity concentration (Bql−1) | Committed annual effective dose for (mSv year−1) | ||
---|---|---|---|---|---|
Gross alpha | Gross beta | Gross alpha | Gross beta | ||
P1 | Surface water | 0.0013 | 0.0367 | 0.0003 | 0.0185 |
P2 | Surface water | 0.0042 | 0.0430 | 0.0009 | 0.0217 |
P3 | Surface water | 0.0011 | 0.0389 | 0.0002 | 0.0196 |
P4 | Surface water | 0.0019 | 0.0357 | 0.0004 | 0.0180 |
P5 | Surface water | 0.0011 | 0.0391 | 0.0002 | 0.0197 |
T1-SW | Surface water | 0.0004 | 0.0319 | 0.0001 | 0.0161 |
T2-SW | Treated water | 0.0067 | 0.0311 | 0.0015 | 0.0157 |
T3-SW | Surface water | 0.0010 | 0.0390 | 0.0002 | 0.0196 |
T5-SW | Surface water | 0.0020 | 0.0104 | 0.0004 | 0.0052 |
S1 | Surface water | 0.0034 | 0.0310 | 0.0007 | 0.0156 |
T1-GW | Ground water | 0.0013 | 0.0314 | 0.0003 | 0.0158 |
T2-GW | Ground water | 0.0058 | 0.0392 | 0.0013 | 0.0197 |
T3-GW | Ground water | 0.0015 | 0.0243 | 0.0003 | 0.0122 |
T4-GW | Ground water | 0.0075 | 0.0354 | 0.0016 | 0.0178 |
R-GW1 | Ground water | 0.0065 | 0.0452 | 0.0014 | 0.0228 |
R-GW2 | Ground water | 0.0050 | 0.0289 | 0.0011 | 0.0146 |
Range | 0.0004–0.0075 | 0.0104–0.0452 | 0.0001–0.0016 | 0.0052–0.0228 | |
Average | 0.0032 ± 0.0024 | 0.0338 ± 0.0083 | 0.0007 ± 0.0005 | 0.0170 ± 0.0042 | |
Total average | 0.0089 ± 0.0023 | ||||
GSB recommended limit | 0.1000 | 1.0000 | |||
WHO recommended limit | 0.5000 | 1.0000 |