Sylvester

Historical marker location:

545 Castro Street, San Francisco, California

( Marker can be reached from Castro Street south of 18th Street, on the left when traveling south.)

Marker installed: 2014

(1947-1988).

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.