Alameda County Courthouses

Historical marker location:

26 12th Street, Oakland, California

( Marker is on 12th Street near Oak Street, on the left when traveling east.)

Marker installed: 2003

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.