Mount Diablo Coal Field

Mount Diablo Coal Field (HM1RHK)

Location: Antioch, CA 94509 Contra Costa County
Country: United States of America

N 37° 57.488', W 121° 51.793'

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From 1860 to 1906, this area was the largest coal mining district in California. Five towns (Nortonville, Somersville, Stewartville, Judsonville and West Hartley) grew up around twelve major mines. Today the towns are gone. The buildings having been moved to nearby communities. After the mines closed, mine openings, tailings, railroad beds and a pioneer cemetery are being preserved by the East Bay Regional Park District.
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Series This marker is part of the E Clampus Vitus series
Marker NumberCHL 932
Year Placed1980
Placed ByCalifornia Department of Parks and Recreation in cooperation with the East Bay Regional Park District and E Clampus Vitus, Joaquin Murrieta Chapter No. 13
Marker ConditionNo reports yet
Date Added Tuesday, April 5th, 2016 at 5:01pm PDT -07:00
Locationbig map
UTM (WGS84 Datum)10S E 599864 N 4201779
Decimal Degrees37.95813333, -121.86321667
Degrees and Decimal MinutesN 37° 57.488', W 121° 51.793'
Degrees, Minutes and Seconds37° 57' 29.28" N, 121° 51' 47.58" W
Driving DirectionsGoogle Maps
Area Code(s)510, 925
Closest Postal AddressAt or near 5175 Somersville Rd, Antioch CA 94509, US
Alternative Maps Google Maps, MapQuest, Bing Maps, Yahoo Maps, MSR Maps, OpenCycleMap, MyTopo Maps, OpenStreetMap

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