Radon Screening of Buildings at the Umatilla Depot Activity, Hermiston, Oregon
DAMES AND MOORE LINTHICUM MD
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This document is the Standard Operating Procedure SOP for a radon screening of existing buildings at the Umatilla Depot Activity UMDA, Hermiston, Oregon. The U.S. Army Toxic and Hazardous Materials Agency. USATHAMA has contracted with Dames Moore--under Contract No. DAAA15-88-D-0008, Delivery Order No. 3--to conduct this survey in support of the U.S. Department of Defense DOD Base Realignment and Closure BRAC Program at UMDA. The Army wants to be aware of any potential or existing radon problems in buildings at UMDA that would be left in place at the time of base closure. It is noted that currently unoccupied or minimally occupied buildings may be heavily occupied under possible future use scenarios such as use of the facility as an industrial park. The objective of the radon survey will be accomplished by conducting the following tasks. Note that a total of no more than 400 radon samples including blank samples at a rate of 10 percent is authorized. 1. Conduct of an initial building survey to collect information on and evaluate building characteristics for the determination of optimal locations for radon collector placement in each of the approximately 238 existing buildings at the installation. Note that the 1,001 storage igloos are not included in this survey. 2. Alpha track radon detector placement and retrieval and conduct of laboratory analyses for radon. 3. Conduct of a supplementary building survey--limited to buildings in which exceedance of the U.S. Environmental Protection Agency. USEPA 4-picocurieliter pCil guideline for radon were noted-- which includes additional visual assessment and measurements, as appropriate, to provide information for the determination of additional surveys or remedial measures.
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