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Title: 1984 environmental monitoring report, Sandia National Laboratories, Albuquerque, New Mexico

Technical Report ·
OSTI ID:5710667

Fallout levels of /sup 137/Cs were detected in vegetation. Values ranged from less than MDL to 0.295 pCi/g. Only background was detected off-site. Soil concentrations for /sup 137/Cs ranged from 0.052 to 0.732 pCi/g. Total uranium concentrations in soil ranged from 2.0 to 3.9 ..mu..g/g. These values are consistent with soil concentrations reported for soils in this area and reflect natural levels of uranium in regional soils. Concentrations of /sup 3/H and /sup 137/Cs in regional surface and well waters were at or near MDL. Gross alpha concentrations in well waters ranged from 0.0029 to 0.0093 pCi/ml. Gross beta concentrations were all at or near MDL in well waters. Gross alpha concentrations in surface water ranged from MDL to 0.0031 pCi/ml. Gross beta concentrations in surface water ranged from less than MDL to 0.0214 pCi/ml. Uranium concentrations ranged from 0.0015 to 0.0059 ..mu..g/ml in water samples. External penetrating radiation doses for the Albuquerque community area averaged 110 mrem/y. This is the natural background dose rate for the region attributable to terrestrial and cosmic radiation. The calculated site boundary concentrations for gaseous radionuclides are less than 0.001% of applicable radiation protection guides. These concentrations cannot readily be measured. The estimated population dose due to the release of gaseous radionuclides from SNL was 0.153 person-rem over the 80-km-radius Albuquerque area. The corresponding population dose due to natural background external penetrating radiation in the Albuquerque area (from the TLD measurements) is 49,950 person-rem based on the 1980 census population. The population dose attributable to SNL operations is minute in comparison. 23 refs., 6 figs., 15 tabs.

Research Organization:
Sandia National Labs., Albuquerque, NM (USA)
DOE Contract Number:
AC04-76DP00789
OSTI ID:
5710667
Report Number(s):
SAND-85-0550; ON: DE85011175
Country of Publication:
United States
Language:
English