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Title: Radiological survey of the Reed-Keppler Park site, West Chicago, Illinois

Technical Report ·
DOI:https://doi.org/10.2172/6678422· OSTI ID:6678422

This report presents the results of a radiological survey of the Reed-Keppler Park, West Chicago, Illinois, performed by Radiation Management Corporation during the fall of 1981 and the spring of 1982. Measurements were made to determine external radiation levels, concentrations of water and airborne contaminants and the identity and concentrations of subsurface deposits. Results show that the materials containing /sup 232/Th and daughters are present in surface and subsurface locations, comprising a total volume of about 15,000 cubic yards, with concentrations as high as 11,000 pCi/g. These contaminants are a source of radon and daughter radionuclides which may produce slightly elevated airborne radioactivity levels off-site. There is no evidence that materials are moving off-site through ground water, although small subsurface deposits exceeding 5 pCi/g exist north of the fenced site in a landfill area, and to the southeast of the site near the tennis courts. These off-site deposits do not present a significant radiological hazard to the public at this time.

Research Organization:
Radiation Management Corp., Philadelphia, PA (USA)
OSTI ID:
6678422
Report Number(s):
NUREG/CR-3035; ON: DE83900833
Country of Publication:
United States
Language:
English