Jeffery Hotel

Historical marker location:

5001 Main Street, Coulterville, California

( Marker is on Main Street (County Highway J20) east of State Highway 49, on the right when traveling west.)

Marker installed: 1973

California was the site of the nation's first successful oil well in 1892. The well was drilled in the city of Los Angeles and produced about 25 barrels of oil a day. Today, California remains a major oil-producing state.