Table 00-21. Radionuclide Activity Concentrations in Samples from Selected Drinking Water Sources Collected in March 2000
See CEMRC 2000 Report, "Radiological and non-radiological constituents in selected drinking water sources" for descriptions of locations and methods of data collection.
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Activity Concentrations of Analytes |
| Location |
Radionuclide |
Activity Concentration
(Bq L-1) |
aSD
(Bq L-1) |
bMDC
(Bq L-1) |
| Carlsbad |
106Rh |
<MDC |
|
4.5E-01 |
| 125Sb |
<MDC |
|
1.3E-01 |
| 134Cs |
<MDC |
|
4.2E-02 |
| 137Cs |
<MDC |
|
5.1E-02 |
| 144Ce |
<MDC |
|
2.9E-01 |
| 152Eu |
<MDC |
|
1.6E-01 |
| 154Eu |
<MDC |
|
1.5E-01 |
| 155Eu |
<MDC |
|
1.8E-01 |
| 228Ac |
<MDC |
|
1.9E-01 |
| c 228Th |
6.0E-04 |
6.8E-05 |
1.7E-04 |
| 230Th |
<MDC |
|
8.9E-05 |
| 232Th |
<MDC |
|
7.6E-05 |
| 233Pa |
<MDC |
|
9.5E-02 |
| 234mPa |
<MDC |
|
5.6E+00 |
| 234Th |
<MDC |
|
8.0E-01 |
| 234U |
2.8E-02 |
6.1E-04 |
1.0E-04 |
| 235U |
8.1E-04 |
9.7E-05 |
9.3E-05 |
| 238Pu |
<MDC |
|
1.2E-04 |
| 238U |
1.1E-02 |
3.2E-04 |
8.4E-05 |
| 239,240Pu |
<MDC |
|
7.8E-05 |
| 241Am |
<MDC |
|
4.6E-05 |
| 249Cf |
<MDC |
|
6.0E-02 |
| 40K |
<MDC |
|
8.1E-01 |
| 60Co |
<MDC |
|
5.4E-02 |
| 7Be |
<MDC |
|
4.1E-01 |
| Double Eagle |
106Rh |
<MDC |
|
5.5E-01 |
| 125Sb |
<MDC |
|
1.6E-01 |
| 134Cs |
<MDC |
|
5.6E-02 |
| 137Cs |
<MDC |
|
6.1E-02 |
| 144Ce |
<MDC |
|
3.7E-01 |
| 152Eu |
<MDC |
|
1.8E-01 |
| 154Eu |
<MDC |
|
1.9E-01 |
| 155Eu |
<MDC |
|
2.2E-01 |
| 228Ac |
<MDC |
|
2.3E-01 |
| c 228Th |
5.8E-04 |
6.4E-05 |
1.4E-04 |
| 230Th |
<MDC |
|
8.9E-05 |
| 232Th |
<MDC |
|
4.8E-05 |
| 233Pa |
<MDC |
|
1.2E-01 |
| 234mPa |
<MDC |
|
7.3E+00 |
| 234Th |
<MDC |
|
9.8E-01 |
| 234U |
5.4E-02 |
1.1E-03 |
7.0E-05 |
| 235U |
1.4E-03 |
1.4E-04 |
9.8E-05 |
| 238Pu |
<MDC |
|
1.0E-04 |
| 238U |
2.2E-02 |
5.4E-04 |
8.1E-05 |
| 239, 240Pu |
<MDC |
|
6.6E-05 |
| 241Am |
<MDC |
|
4.7E-05 |
| 249Cf |
<MDC |
|
7.2E-02 |
| 40K |
<MDC |
|
9.1E-01 |
| 60Co |
<MDC |
|
6.2E-02 |
| 7Be |
<MDC |
|
5.4E-01 |
| Hobbs |
106Rh |
<MDC |
|
5.6E-01 |
| 125Sb |
<MDC |
|
1.6E-01 |
| 134Cs |
<MDC |
|
5.4E-02 |
| 137Cs |
<MDC |
|
6.0E-02 |
| 144Ce |
<MDC |
|
3.7E-01 |
| 152Eu |
<MDC |
|
1.8E-01 |
| 154Eu |
<MDC |
|
1.9E-01 |
| 155Eu |
<MDC |
|
2.3E-01 |
| 228Ac |
<MDC |
|
2.2E-01 |
| c 228Th |
3.1E-04 |
7.0E-05 |
2.6E-04 |
| 230Th |
<MDC |
|
1.1E-04 |
| 232Th |
<MDC |
|
6.8E-05 |
| 233Pa |
<MDC |
|
1.2E-01 |
| 234mPa |
<MDC |
|
7.1E+00 |
| 234Th |
<MDC |
|
9.7E-01 |
| 234U |
9.1E-02 |
1.7E-03 |
1.2E-04 |
| 235U |
2.3E-03 |
1.9E-04 |
1.1E-04 |
| 238Pu |
<MDC |
|
1.0E-04 |
| 238U |
4.0E-02 |
8.6E-04 |
9.8E-05 |
| 239,240Pu |
<MDC |
|
7.3E-05 |
| 241Am |
<MDC |
|
5.6E-05 |
| 249Cf |
<MDC |
|
7.2E-02 |
| 40K |
<MDC |
|
9.3E-01 |
| 60Co |
<MDC |
|
6.2E-02 |
| 7Be |
<MDC |
|
5.3E-01 |
| Loving |
106Rh |
<MDC |
|
5.5E-01 |
| 125Sb |
<MDC |
|
1.7E-01 |
| 134Cs |
<MDC |
|
5.2E-02 |
| 137Cs |
<MDC |
|
6.1E-02 |
| 144Ce |
<MDC |
|
3.7E-01 |
| 152Eu |
<MDC |
|
1.8E-01 |
| 154Eu |
<MDC |
|
1.8E-01 |
| 155Eu |
<MDC |
|
2.3E-01 |
| 228Ac |
<MDC |
|
2.3E-01 |
| c 228Th |
6.1E-04 |
6.4E-05 |
1.3E-04 |
| 230Th |
<MDC |
|
9.0E-05 |
| 232Th |
<MDC |
|
5.7E-05 |
| 233Pa |
<MDC |
|
1.2E-01 |
| 234mPa |
<MDC |
|
7.4E+00 |
| 234Th |
<MDC |
|
9.9E-01 |
| 234U |
8.4E-02 |
1.6E-03 |
1.4E-04 |
| 235U |
1.6E-03 |
1.5E-04 |
1.1E-04 |
| 238Pu |
<MDC |
|
2.1E-04 |
| 238U |
2.6E-02 |
6.0E-04 |
9.8E-05 |
| 239,240Pu |
<MDC |
|
8.0E-05 |
| 241Am |
<MDC |
|
4.8E-05 |
| 249Cf |
<MDC |
|
7.4E-02 |
| 40K |
<MDC |
|
9.6E-01 |
| 60Co |
<MDC |
|
6.0E-02 |
| 7Be |
<MDC |
|
5.1E-01 |
| Private Well #2 |
106Rh |
<MDC |
|
5.6E-01 |
| 125Sb |
<MDC |
|
1.7E-01 |
| 134Cs |
<MDC |
|
5.5E-02 |
| 137Cs |
<MDC |
|
6.2E-02 |
| 144Ce |
<MDC |
|
3.6E-01 |
| 152Eu |
<MDC |
|
1.8E-01 |
| 154Eu |
<MDC |
|
1.8E-01 |
| 155Eu |
<MDC |
|
2.3E-01 |
| 228Ac |
<MDC |
|
2.3E-01 |
| c 228Th |
5.7E-04 |
6.6E-05 |
1.5E-04 |
| 230Th |
<MDC |
|
9.7E-05 |
| 232Th |
<MDC |
|
6.5E-05 |
| 233Pa |
<MDC |
|
1.2E-01 |
| 234mPa |
<MDC |
|
7.2E+00 |
| 234Th |
<MDC |
|
1.0E+00 |
| 234U |
5.0E-01 |
9.4E-03 |
1.7E-04 |
| 235U |
1.2E-02 |
7.2E-04 |
1.3E-04 |
| 238Pu |
<MDC |
|
1.1E-04 |
| 238U |
2.0E-01 |
3.9E-03 |
1.2E-04 |
| 239,240Pu |
<MDC |
|
6.0E-05 |
| 241Am |
<MDC |
|
5.6E-05 |
| 249Cf |
<MDC |
|
7.6E-02 |
| 40K |
<MDC |
|
9.1E-01 |
| 60Co |
<MDC |
|
6.2E-02 |
| 7Be |
<MDC |
|
5.7E-01 |
| Otis |
106Rh |
<MDC |
|
5.2E-01 |
| 125Sb |
<MDC |
|
1.5E-01 |
| 134Cs |
<MDC |
|
5.1E-02 |
| 137Cs |
<MDC |
|
5.9E-02 |
| 144Ce |
<MDC |
|
3.2E-01 |
| 152Eu |
<MDC |
|
1.6E-01 |
| 154Eu |
<MDC |
|
1.7E-01 |
| 155Eu |
<MDC |
|
2.0E-01 |
| 228Ac |
<MDC |
|
2.0E-01 |
| c 228Th |
1.3E-04 |
3.8E-05 |
1.2E-04 |
| 230Th |
<MDC |
|
8.9E-05 |
| 232Th |
<MDC |
|
6.8E-05 |
| 233Pa |
<MDC |
|
1.1E-01 |
| 234mPa |
<MDC |
|
6.2E+00 |
| 234Th |
<MDC |
|
9.2E-01 |
| 234U |
1.4E-01 |
2.6E-03 |
1.4E-04 |
| 235U |
3.0E-03 |
2.3E-04 |
1.1E-04 |
| 238Pu |
<MDC |
|
1.6E-04 |
| 238U |
5.2E-02 |
1.0E-03 |
1.3E-04 |
| 239,240Pu |
<MDC |
|
1.7E-04 |
| 241Am |
<MDC |
|
4.6E-05 |
| 249Cf |
<MDC |
|
6.9E-02 |
| 40K |
<MDC |
|
8.8E-01 |
| 60Co |
<MDC |
|
5.9E-02 |
| 7Be |
<MDC |
|
4.9E-01 |
aSD=Standard deviation of the propagated uncertainty in the radioanalytical measurement.
bMDC=Minimum Detectable Concentration.
cA positive bias in 228Th activity results from the addition of a 232U tracer during analysis.
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