All Employees: Mining: Oil and Gas Extraction in California was 3.90000 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, All Employees: Mining: Oil and Gas Extraction in California reached a record high of 6.60000 in January of 2015 and a record low of 1.60000 in January of 1997. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Mining: Oil and Gas Extraction in California - last updated from the United States Federal Reserve on April of 2024.