Geothermal Publications

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For publications not available to download, contact Sonja Williams at Sacramento headquarters, Geologic Energy Management Division (CalGEM, formerly DOGGR),
(916) 445-9686.  

Technical Reports
Instruction Manuals
Statutes and Regulations

General Information 

Publication Number Title / Description
TR03 California Oil, Gas, and Geothermal Resources, An Introduction
An overview of California's energy resources, including discussions of petroleum geology, exploration, production history, drilling technology, refining, transportation, conservation, environmental protection, and geothermal development (1983).
PR7S Drilling and Operating Geothermal Wells in California
CalGEM (formerly DOGGR) requirements and procedures summarized. Written for a new operator (1990).
TR40 Drilling Through Time
A history of California's oilfield and geothermal development and regulation, written by William Rintoul on the 75th anniversary of the Division of Oil, Gas, and Geothermal Resources (now CalGEM). 227 photographs and illustrations, many never before published. Hardcover (1990, ISBN 0 9627124-0-X).
PRC03 California Attorney General's Opinion
California Attorney General's opinion regarding regulations on drilling, operation, maintenance, and abandonment of oil, gas, and geothermal wells (1976). 
S-1 Oil, Gas, and Geothermal Fields in California
Map showing California oil, gas, and geothermal fields; sedimentary basins with oil and gas production; and California counties with commercial oil, gas, and geothermal production (2001). 
S-2 Energy Map of California
Map showing sedimentary basins; oil, gas, and geothermal fields; oil, gas, and product pipelines; tanker ports; refineries; and geothermal, nuclear, wind, cogeneration, hydroelectric, and fossil fuel electrical-generation plants. (2000).