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Table 00-5.239,240Plutonium in Ambient Aerosolsa

(February 1998 - July 2000)

See CEMRC 2000 Report, "Particulate concentrations and inorganics in near-surface air" for descriptions of locations and methods of data collection.
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bDate Station Type Nuclide Activity
(nBq m-3)
cUncertainty
(nBq m-3)
dMDA
(nBq m-3)
Activity
(mBq g-1)
Uncertainty
(mBq g-1)
MDA
(mBq g-1)
2/27/1998 Cactus Flats PM10 239,240Pu 3.20E+00 6.60E-01 1.52E+00 3.50E-01 7.22E-02 1.67E-01
4/8/1998 Cactus Flats PM10 239,240Pu 1.29E+01 1.77E+00 3.07E+00 5.43E-01 7.49E-02 1.30E-01
5/6/1998 Cactus Flats PM10 239,240Pu 1.48E+01 1.60E+00 1.94E+00 5.29E-01 5.72E-02 6.94E-02
5/27/1998 Cactus Flats PM10 239,240Pu 1.88E+01 2.61E+00 4.56E+00 4.85E-01 6.74E-02 1.18E-01
6/15/1998 Cactus Flats PM10 239,240Pu 1.33E+01 3.29E+00 6.40E+00 5.79E-01 1.43E-01 2.78E-01
7/12/1998 Cactus Flats PM10 239,240Pu 6.94E+00 1.17E+00 2.53E+00 3.29E-01 5.55E-02 1.20E-01
8/19/1998 Cactus Flats PM10 239,240Pu 4.64E+00 9.15E-01 2.17E+00 3.10E-01 6.11E-02 1.45E-01
10/3/1998 Cactus Flats PM10 239,240Pu 3.79E+00 6.79E-01 1.10E+00 2.92E-01 5.22E-02 8.46E-02
11/25/1998 Cactus Flats PM10 239,240Pu 3.84E+00 7.03E-01 1.69E+00 3.54E-01 6.48E-02 1.56E-01
1/7/1999 Cactus Flats PM10 239,240Pu 6.80E+00 1.03E+00 1.77E+00 5.87E-01 8.92E-02 1.53E-01
2/12/1999 Cactus Flats PM10 239,240Pu 5.21E+00 7.52E-01 1.29E+00 4.88E-01 7.04E-02 1.21E-01
3/17/1999 Cactus Flats PM10 239,240Pu 6.60E+00 1.28E+00 2.98E+00 4.07E-01 7.89E-02 1.83E-01
4/7/1999 Cactus Flats PM10 239,240Pu 5.03E+01 4.55E+00 7.72E+00 9.31E-01 8.41E-02 1.43E-01
4/22/1999 Cactus Flats PM10 239,240Pu 2.81E+01 4.10E+00 7.14E+00 7.32E-01 1.07E-01 1.86E-01
5/9/1999 Cactus Flats PM10 239,240Pu 1.71E+01 2.21E+00 2.98E+00 4.87E-01 6.30E-02 8.49E-02
5/31/1999 Cactus Flats PM10 239,240Pu 9.57E+00 1.65E+00 3.21E+00 5.46E-01 9.41E-02 1.83E-01
7/16/1999 Cactus Flats PM10 239,240Pu 8.13E+00 1.44E+00 2.84E+00 3.94E-01 6.96E-02 1.37E-01
8/15/1999 Cactus Flats PM10 239,240Pu 5.52E+00 1.28E+00 2.36E+00 2.78E-01 6.44E-02 1.19E-01
9/24/1999 Cactus Flats PM10 239,240Pu 5.59E+00 9.94E-01 1.64E+00 3.82E-01 6.79E-02 1.12E-01
11/5/1999 Cactus Flats PM10 239,240Pu 7.51E+00 1.39E+00 3.10E+00 4.07E-01 7.51E-02 1.68E-01
12/4/1999 Cactus Flats PM10 239,240Pu 8.98E+00 1.55E+00 3.60E+00 4.74E-01 8.16E-02 1.90E-01
1/11/2000 Cactus Flats PM10 239,240Pu 3.89E+00 8.23E-01 2.12E+00 3.50E-01 7.41E-02 1.91E-01
2/14/2000 Cactus Flats PM10 239,240Pu 5.89E+00 1.21E+00 2.56E+00 3.17E-01 6.51E-02 1.38E-01
3/20/2000 Cactus Flats PM10 239,240Pu 2.27E+01 2.09E+00 2.56E+00 1.00E+00 9.24E-02 1.13E-01
4/21/2000 Cactus Flats PM10 239,240Pu 2.57E+01 2.91E+00 3.19E+00 7.77E-01 8.82E-02 9.68E-02
5/9/2000 Cactus Flats PM10 239,240Pu 1.49E+01 2.49E+00 4.95E+00 5.53E-01 9.26E-02 1.84E-01
5/28/2000 Cactus Flats PM10 239,240Pu 1.35E+01 1.94E+00 3.33E+00 4.95E-01 7.15E-02 1.22E-01
6/19/2000 Cactus Flats PM10 239,240Pu 7.78E+00 1.66E+00 4.03E+00 4.36E-01 9.31E-02 2.26E-01
7/10/2000 Cactus Flats PM10 239,240Pu 8.99E+00 2.01E+00 4.52E+00 4.90E-01 1.09E-01 2.46E-01
2/26/1998 Cactus Flats TSP 239,240Pu 7.73E+00 9.19E-01 1.63E+00 4.21E-01 5.00E-02 8.88E-02
4/8/1998 Cactus Flats TSP 239,240Pu 2.97E+01 2.71E+00 3.97E+00 8.04E-01 7.32E-02 1.07E-01
5/6/1998 Cactus Flats TSP 239,240Pu 2.77E+01 2.67E+00 2.73E+00 6.46E-01 6.25E-02 6.38E-02
5/27/1998 Cactus Flats TSP 239,240Pu 2.62E+01 3.49E+00 5.30E+00 4.93E-01 6.57E-02 9.98E-02
6/15/1998 Cactus Flats TSP 239,240Pu 2.82E+01 3.78E+00 6.24E+00 6.85E-01 9.19E-02 1.52E-01
7/12/1998 Cactus Flats TSP 239,240Pu 1.58E+01 1.85E+00 3.27E+00 4.48E-01 5.24E-02 9.25E-02
8/19/1998 Cactus Flats TSP 239,240Pu 8.32E+00 1.09E+00 1.81E+00 3.55E-01 4.65E-02 7.73E-02
10/3/1998 Cactus Flats TSP 239,240Pu 9.39E+00 1.13E+00 1.85E+00 3.95E-01 4.74E-02 7.78E-02
11/25/1998 Cactus Flats TSP 239,240Pu 5.51E+00 9.31E-01 1.74E+00 3.07E-01 5.19E-02 9.67E-02
1/7/1999 Cactus Flats TSP 239,240Pu 1.83E+01 1.91E+00 2.47E+00 7.43E-01 7.76E-02 1.01E-01
2/12/1999 Cactus Flats TSP 239,240Pu 1.82E+01 1.47E+00 1.19E+00 9.73E-01 7.86E-02 6.35E-02
3/17/1999 Cactus Flats TSP 239,240Pu 1.47E+01 2.03E+00 3.61E+00 4.73E-01 6.55E-02 1.17E-01
4/7/1999 Cactus Flats TSP 239,240Pu 5.40E+01 3.73E+00 7.07E+00 6.24E-01 4.30E-02 8.17E-02
4/22/1999 Cactus Flats TSP 239,240Pu 3.57E+01 5.09E+00 8.33E+00 4.86E-01 6.94E-02 1.14E-01
5/9/1999 Cactus Flats TSP 239,240Pu 3.19E+01 3.48E+00 4.52E+00 4.87E-01 5.32E-02 6.90E-02
5/31/1999 Cactus Flats TSP 239,240Pu 1.24E+01 2.62E+00 4.89E+00 3.63E-01 7.63E-02 1.43E-01
7/7/1999 Cactus Flats TSP 239,240Pu 9.11E+00 1.21E+00 1.48E+00 3.39E-01 4.51E-02 5.50E-02
8/15/1999 Cactus Flats TSP 239,240Pu 1.42E+01 2.34E+00 3.85E+00 5.16E-01 8.49E-02 1.40E-01
9/24/1999 Cactus Flats TSP 239,240Pu 1.51E+01 1.65E+00 1.91E+00 5.52E-01 6.04E-02 7.02E-02
11/4/1999 Cactus Flats TSP 239,240Pu 3.55E+01 3.35E+00 3.45E+00 1.10E+00 1.04E-01 1.07E-01
12/4/1999 Cactus Flats TSP 239,240Pu 2.58E+01 2.59E+00 2.74E+00 7.31E-01 7.34E-02 7.78E-02
1/10/2000 Cactus Flats TSP 239,240Pu 1.00E+01 1.19E+00 2.81E+00 4.68E-01 5.55E-02 1.31E-01
2/14/2000 Cactus Flats TSP 239,240Pu 1.35E+01 1.75E+00 2.88E+00 4.12E-01 5.32E-02 8.77E-02
3/20/2000 Cactus Flats TSP 239,240Pu 2.63E+01 2.29E+00 1.71E+00 6.48E-01 5.64E-02 4.22E-02
4/20/2000 Cactus Flats TSP 239,240Pu 7.44E+01 4.92E+00 3.56E+00 1.56E+00 1.03E-01 7.46E-02
5/9/2000 Cactus Flats TSP 239,240Pu 3.18E+01 3.75E+00 6.53E+00 6.87E-01 8.09E-02 1.41E-01
5/28/2000 Cactus Flats TSP 239,240Pu 1.54E+01 2.17E+00 4.13E+00 4.82E-01 6.79E-02 1.29E-01
6/19/2000 Cactus Flats TSP 239,240Pu 1.66E+01 2.46E+00 4.94E+00 5.08E-01 7.52E-02 1.51E-01
7/10/2000 Cactus Flats TSP 239,240Pu 1.46E+01 2.20E+00 3.34E+00 5.21E-01 7.88E-02 1.19E-01
2/28/1998 Near Field PM10 239,240Pu eND ND ND 3.32E-01 5.28E-02 1.01E-01
4/11/1998 Near Field PM10 239,240Pu 1.53E+01 1.94E+00 3.38E+00 6.94E-01 8.81E-02 1.54E-01
5/27/1998 Near Field PM10 239,240Pu ND ND ND 4.93E-01 9.62E-02 1.77E-01
6/25/1998 Near Field PM10 239,240Pu 9.44E+00 1.45E+00 2.56E+00 3.85E-01 5.90E-02 1.05E-01
8/20/1998 Near Field PM10 239,240Pu 3.65E+00 8.98E-01 2.33E+00 2.54E-01 6.25E-02 1.62E-01
10/4/1998 Near Field PM10 239,240Pu 2.65E+00 6.69E-01 1.60E+00 1.87E-01 4.72E-02 1.13E-01
11/25/1998 Near Field PM10 239,240Pu 3.08E+00 6.18E-01 1.31E+00 3.25E-01 6.52E-02 1.38E-01
1/7/1999 Near Field PM10 239,240Pu 4.27E+00 9.98E-01 2.56E+00 3.77E-01 8.82E-02 2.26E-01
2/11/1999 Near Field PM10 239,240Pu 5.24E+00 8.40E-01 1.76E+00 4.59E-01 7.36E-02 1.54E-01
3/17/1999 Near Field PM10 239,240Pu 6.27E+00 1.47E+00 3.42E+00 3.65E-01 8.52E-02 1.99E-01
4/8/1999 Near Field PM10 239,240Pu 2.62E+01 3.59E+00 5.84E+00 5.87E-01 8.05E-02 1.31E-01
4/22/1999 Near Field PM10 239,240Pu 1.94E+01 3.82E+00 6.63E+00 5.08E-01 1.00E-01 1.74E-01
5/9/1999 Near Field PM10 239,240Pu 1.40E+01 2.33E+00 3.87E+00 4.15E-01 6.89E-02 1.14E-01
5/31/1999 Near Field PM10 239,240Pu 4.74E+00 1.50E+00 4.02E+00 2.58E-01 8.17E-02 2.19E-01
7/8/1999 Near Field PM10 239,240Pu 6.29E+00 1.08E+00 2.00E+00 3.73E-01 6.38E-02 1.19E-01
8/16/1999 Near Field PM10 239,240Pu 7.74E+00 1.78E+00 3.54E+00 3.90E-01 8.98E-02 1.79E-01
9/23/1999 Near Field PM10 239,240Pu 4.55E+00 8.38E-01 1.33E+00 2.81E-01 5.16E-02 8.17E-02
11/4/1999 Near Field PM10 239,240Pu 5.60E+00 1.20E+00 2.39E+00 3.31E-01 7.09E-02 1.41E-01
12/4/1999 Near Field PM10 239,240Pu 9.19E+00 1.48E+00 2.74E+00 5.73E-01 9.20E-02 1.71E-01
1/10/2000 Near Field PM10 239,240Pu 3.05E+00 7.15E-01 1.53E+00 2.39E-01 5.61E-02 1.20E-01
2/14/2000 Near Field PM10 239,240Pu 8.91E+00 1.34E+00 1.87E+00 4.95E-01 7.44E-02 1.04E-01
3/6/2000 Near Field PM10 239,240Pu 1.81E+01 3.25E+00 6.52E+00 6.74E-01 1.21E-01 2.43E-01
5/10/2000 Near Field PM10 239,240Pu 1.37E+01 2.76E+00 6.37E+00 5.14E-01 1.03E-01 2.38E-01
5/28/2000 Near Field PM10 239,240Pu 7.63E+00 1.60E+00 3.77E+00 4.69E-01 9.80E-02 2.31E-01
6/19/2000 Near Field PM10 239,240Pu 8.68E+00 1.55E+00 2.41E+00 4.84E-01 8.62E-02 1.35E-01
7/9/2000 Near Field PM10 239,240Pu 5.09E+00 1.75E+00 4.75E+00 3.36E-01 1.15E-01 3.13E-01
2/28/1998 Near Field TSP 239,240Pu ND ND ND 5.43E-01 6.12E-02 9.34E-02
4/11/1998 Near Field TSP 239,240Pu 2.24E+01 2.51E+00 3.20E+00 7.68E-01 8.61E-02 1.10E-01
5/6/1998 Near Field TSP 239,240Pu 2.28E+01 2.37E+00 3.39E+00 6.24E-01 6.47E-02 9.26E-02
5/27/1998 Near Field TSP 239,240Pu 1.61E+01 2.56E+00 3.94E+00 3.63E-01 5.77E-02 8.87E-02
6/25/1998 Near Field TSP 239,240Pu 1.39E+01 1.39E+00 1.69E+00 4.02E-01 4.00E-02 4.87E-02
8/20/1998 Near Field TSP 239,240Pu 8.37E+00 1.40E+00 2.22E+00 4.31E-01 7.20E-02 1.14E-01
10/4/1998 Near Field TSP 239,240Pu 7.45E+00 8.56E-01 1.31E+00 3.18E-01 3.65E-02 5.61E-02
11/25/1998 Near Field TSP 239,240Pu 3.67E+00 7.37E-01 1.65E+00 2.38E-01 4.78E-02 1.07E-01
1/6/1999 Near Field TSP 239,240Pu 1.26E+01 1.65E+00 2.78E+00 5.83E-01 7.62E-02 1.28E-01
2/11/1999 Near Field TSP 239,240Pu 9.23E+00 1.86E+00 4.61E+00 5.33E-01 1.07E-01 2.66E-01
3/17/1999 Near Field TSP 239,240Pu 1.33E+01 1.68E+00 2.60E+00 5.38E-01 6.78E-02 1.05E-01
4/8/1999 Near Field TSP 239,240Pu 4.90E+01 4.31E+00 5.33E+00 6.34E-01 5.58E-02 6.90E-02
4/22/1999 Near Field TSP 239,240Pu 2.78E+01 3.28E+00 4.48E+00 5.79E-01 6.84E-02 9.35E-02
5/9/1999 Near Field TSP 239,240Pu 3.84E+01 3.18E+00 3.07E+00 6.88E-01 5.70E-02 5.52E-02
5/31/1999 Near Field TSP 239,240Pu 1.39E+01 2.12E+00 3.37E+00 4.68E-01 7.17E-02 1.14E-01
7/8/1999 Near Field TSP 239,240Pu 7.59E+00 8.81E-01 1.30E+00 3.36E-01 3.90E-02 5.76E-02
8/16/1999 Near Field TSP 239,240Pu 1.54E+01 2.52E+00 5.38E+00 4.74E-01 7.75E-02 1.66E-01
9/23/1999 Near Field TSP 239,240Pu 1.43E+01 1.55E+00 1.78E+00 5.15E-01 5.56E-02 6.39E-02
11/4/1999 Near Field TSP 239,240Pu 9.63E+00 1.29E+00 1.90E+00 3.50E-01 4.67E-02 6.91E-02
12/4/1999 Near Field TSP 239,240Pu 2.18E+01 1.82E+00 3.07E+00 6.42E-01 5.36E-02 9.04E-02
1/10/2000 Near Field TSP 239,240Pu 7.73E+00 1.21E+00 1.99E+00 3.34E-01 5.24E-02 8.61E-02
2/14/2000 Near Field TSP 239,240Pu 1.59E+01 1.79E+00 2.34E+00 4.18E-01 4.70E-02 6.15E-02
3/20/2000 Near Field TSP 239,240Pu 2.53E+01 2.34E+00 2.90E+00 7.05E-01 6.51E-02 8.05E-02
4/20/2000 Near Field TSP 239,240Pu 2.64E+01 2.89E+00 5.21E+00 6.16E-01 6.76E-02 1.22E-01
5/9/2000 Near Field TSP 239,240Pu 3.51E+01 3.11E+00 4.34E+00 8.06E-01 7.14E-02 9.97E-02
5/28/2000 Near Field TSP 239,240Pu 1.30E+01 1.96E+00 2.95E+00 4.80E-01 7.26E-02 1.09E-01
6/19/2000 Near Field TSP 239,240Pu 1.23E+01 2.23E+00 4.63E+00 4.37E-01 7.96E-02 1.65E-01
7/10/2000 Near Field TSP 239,240Pu 7.65E+00 1.91E+00 4.90E+00 3.02E-01 7.53E-02 1.93E-01
4/4/1998 On Site TSP 239,240Pu ND ND ND 3.80E-01 4.24E-02 5.28E-02
5/3/1998 On Site TSP 239,240Pu ND ND ND 3.30E-01 4.39E-02 6.50E-02
6/15/1998 On Site TSP 239,240Pu ND ND ND 3.36E-01 4.94E-02 8.34E-02
7/13/1998 On Site TSP 239,240Pu ND ND ND 2.24E-01 3.63E-02 6.74E-02
10/3/1998 On Site TSP 239,240Pu ND ND ND 2.30E-01 2.90E-02 5.00E-02
11/24/1998 On Site TSP 239,240Pu ND ND ND 1.75E-01 3.58E-02 8.40E-02
1/6/1999 On Site TSP 239,240Pu 8.03E+00 1.22E+00 1.85E+00 2.56E-01 3.90E-02 5.90E-02
2/11/1999 On Site TSP 239,240Pu 6.94E+00 9.80E-01 1.65E+00 3.12E-01 4.41E-02 7.41E-02
3/17/1999 On Site TSP 239,240Pu 1.04E+01 1.42E+00 1.83E+00 2.86E-01 3.89E-02 5.01E-02
4/7/1999 On Site TSP 239,240Pu 4.10E+01 3.80E+00 8.02E+00 4.51E-01 4.18E-02 8.82E-02
4/22/1999 On Site TSP 239,240Pu 2.41E+01 3.83E+00 5.82E+00 2.43E-01 3.86E-02 5.86E-02
5/9/1999 On Site TSP 239,240Pu 2.59E+01 2.20E+00 3.76E+00 4.19E-01 3.55E-02 6.08E-02
5/30/1999 On Site TSP 239,240Pu 8.39E+00 1.73E+00 2.93E+00 2.33E-01 4.81E-02 8.14E-02
7/6/1999 On Site TSP 239,240Pu 8.16E+00 1.17E+00 1.52E+00 2.83E-01 4.05E-02 5.25E-02
8/14/1999 On Site TSP 239,240Pu 6.67E+00 1.45E+00 3.96E+00 2.21E-01 4.81E-02 1.31E-01
9/23/1999 On Site TSP 239,240Pu 7.59E+00 1.34E+00 2.83E+00 2.13E-01 3.76E-02 7.94E-02
11/4/1999 On Site TSP 239,240Pu 1.23E+01 1.63E+00 2.70E+00 2.75E-01 3.63E-02 6.02E-02
12/4/1999 On Site TSP 239,240Pu 3.17E+01 3.09E+00 3.09E+00 6.05E-01 5.90E-02 5.89E-02
1/10/2000 On Site TSP 239,240Pu 1.16E+01 3.33E+00 8.25E+00 4.75E-01 1.37E-01 3.38E-01
2/14/2000 On Site TSP 239,240Pu 1.84E+01 2.50E+00 3.77E+00 3.78E-01 5.12E-02 7.74E-02
3/20/2000 On Site TSP 239,240Pu 2.53E+01 2.38E+00 2.87E+00 5.01E-01 4.72E-02 5.68E-02
4/20/2000 On Site TSP 239,240Pu 2.18E+01 2.91E+00 4.41E+00 4.62E-01 6.16E-02 9.35E-02
5/9/2000 On Site TSP 239,240Pu 2.76E+01 2.76E+00 4.91E+00 4.03E-01 4.04E-02 7.17E-02
5/28/2000 On Site TSP 239,240Pu 2.62E+01 2.99E+00 4.29E+00 4.89E-01 5.58E-02 8.02E-02
6/19/2000 On Site TSP 239,240Pu 1.34E+01 1.94E+00 2.96E+00 2.51E-01 3.63E-02 5.53E-02
7/10/2000 On Site TSP 239,240Pu 1.85E+01 2.32E+00 3.48E+00 5.34E-01 6.73E-02 1.01E-01

aThe 239,240Pu aerosol data shown here have been reposted on April 27, 2001 to correct an error in the calculation of MDCs in the previous version. The 239,240Pu activity concentrations and activities densities are not affected by these changes. Subsequent analyses of the data also have shown that the activity concentrations are more appropriately reported in terms of ambient temperature and pressure rather than corrected to standard conditions as presented here. These changes affect the activity concentrations by ~10% on average, that is the, activity concentrations calculated for ambient temperature and pressure are on average 10% lower than those corrected for standard temperature and pressure. Follow this link Recent Data Table RD-3 to view the more up-to-date data and data based on ambient temperature and pressure.

bDate of midpoint in sample collection interval

cUncertainties were based on counting statistics.

dMDA=Minimum detectable activity

eND=No data due to missing volumes of air sampled.