Historical Marker
"...What we see and have before us is not a river, but much water in a pond"
Historical marker location:
6400 Bridgehead Road, Oakley, California
( Marker can be reached from Bridgehead Road.)
Anza Expedition of 1776.
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.