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Title: Study of the radon released from open drill holes

Technical Report ·
DOI:https://doi.org/10.2172/6198715· OSTI ID:6198715

The radon emanating from three open drill holes was measured at a site of known uranium mineralization in the Red Desert of south central Wyoming. The radon flux from the soil and drill holes was measured by the accumulator method with activated charcoal cartridges. The surface soil was found to release radon at an average rate of 0.41 atoms/cm/sup 2//sec; the radon emanating from the holes was more variable than that from the soil. The three holes studied released an average of 47 atoms/cm/sup 2//sec of radon. This average is equivalent to the radon released to the atmosphere by 14.5 ft/sup 2/ of soil. The data indicate that the radon emanated from an open drill hole is not as significant as other possible activities at a drill site (i.e. digging a trench or drilling a hole) or from household activities involving the usage of water.

Research Organization:
Bendix Field Engineering Corp., Grand Junction, CO (USA). Grand Junction Operations
DOE Contract Number:
AC13-76GJ01664
OSTI ID:
6198715
Report Number(s):
GJBX-146-81; ON: DE81027987; TRN: 81-014192
Country of Publication:
United States
Language:
English