10/22/13, Spearfish, SD., PRM-9000, Average 52 CPM

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Spearfish, SD ~ 3,648 feet ~ Geiger Counter PRM-9000
Elapsed Minutes 539 ~ Total Counts 28,077
Average CPM 52
Minimum CPM 30
Maximum CPM 74

Beginning time 10/22/13 02:04:50 AM
Ending time 10/22/13 11:33:37 AM EST

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