10/14/13, Spearfish, SD., PRM-9000, Average 57 CPM

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Spearfish, SD ~ Altitude 3,648 feet ~ Geiger Counter PRM-9000
Elapsed Minutes 471 ~ Total Counts 26,900
Average CPM 57
Minimum CPM 32
Maximum CPM 85

Beginning time 10/14/13 03:39:12 AM
Ending time 10/14/13 11:39:26 AM EST

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