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Historic Caches of Contra Costa County Challenge GC5KMHQ

Contra Costa county, CA, United States

98.0 Points
12 finds in 11 years, 9 months
Next find points: 90.5
Achilles points: 7.54
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First available: January 23, 2015
Last Update: October 25, 2026 5:14 PM
Last Full Sync: September 13, 2026 2:47 PM

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Statistics last updated Thursday, 29 October 2026 04:30:50 Eastern Daylight Time
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