Table 99-11. Activity Concentration of Selected Radionuclides Measured by Gamma Spectroscopy
in Lake Carlsbad Surface Water Samples Collected during 1999
See CEMRC 1999 Report "Radiological and non-radiological constituents in surface water and sediments
at selected reservoirs" for descriptions of locations and methods of data collection.
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|
Collection Date and Sampling Depth |
|
June 30, 1999 (0.6 m depth) |
June 30, 1999 (2.5 m depth) |
|
Nuclide |
aActivity
Concentration
(Bq L-1) |
bSD
(Bq L-1) |
cMDC
(Bq L-1) |
Activity
Concentration
(Bq L-1) |
SD
(Bq L-1) |
MDC
(Bq L-1) |
|
228Ac |
<MDC |
|
1.59E-01 |
<MDC |
|
1.87E-01 |
|
7Be |
<MDC |
|
6.73E-01 |
<MDC |
|
1.01E+00 |
|
212Bi |
<MDC |
|
5.86E-01 |
<MDC |
|
9.08E-01 |
|
213Bi |
<MDC |
|
1.28E-01 |
<MDC |
|
1.50E-01 |
|
214Bi |
<MDC |
|
1.22E-01 |
<MDC |
|
1.37E-01 |
|
144Ce |
<MDC |
|
2.92E-01 |
<MDC |
|
3.91E-01 |
|
249Cf |
<MDC |
|
5.31E-02 |
<MDC |
|
6.40E-02 |
|
60Co |
<MDC |
|
4.54E-02 |
<MDC |
|
5.48E-02 |
|
134Cs |
<MDC |
|
4.01E-02 |
<MDC |
|
5.00E-02 |
|
137Cs |
<MDC |
|
4.34E-02 |
<MDC |
|
5.50E-02 |
|
152Eu |
<MDC |
|
1.41E-01 |
<MDC |
|
1.27E-01 |
|
154Eu |
<MDC |
|
1.33E-01 |
<MDC |
|
1.59E-01 |
|
155Eu |
<MDC |
|
1.64E-01 |
<MDC |
|
2.12E-01 |
|
40K |
<MDC |
|
7.16E-01 |
<MDC |
|
8.11E-01 |
|
233Pa |
<MDC |
|
8.39E-02 |
<MDC |
|
1.01E-01 |
|
234mPa |
<MDC |
|
5.11E+00 |
<MDC |
|
9.08E+00 |
|
210Pb |
<MDC |
|
9.24E+00 |
<MDC |
|
1.29E+01 |
|
212Pb |
<MDC |
|
9.76E-02 |
<MDC |
|
1.07E-01 |
|
214Pb |
<MDC |
|
8.34E-02 |
<MDC |
|
1.08E-01 |
|
106Rh |
<MDC |
|
4.43E-01 |
<MDC |
|
5.65E-01 |
|
125Sb |
<MDC |
|
1.22E-01 |
<MDC |
|
1.52E-01 |
|
234Th |
<MDC |
|
7.07E-01 |
<MDC |
|
8.60E-01 |
|
208Tl |
<MDC |
|
5.73E-02 |
<MDC |
|
6.53E-02 |
|
235U |
<MDC |
|
1.61E-01 |
<MDC |
|
2.12E-01 |
aActivity concentrations of all radionuclides were measured using gamma spectroscopy
bSD=count standard deviation
cMDC = minimum detectable concentration
|
|
