Oil & Gas Production in California

California Oil and Gas Production Heatmap
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California Oil and Gas Production By Year
California Oil and Gas Summary
Based on July 2025 Production

141 Producing Operators

31,600 Producing Wells On File

242.1 k Total Wells On File

6.2 M Barrels of Oil Produced

11.5 M MCF of Gas Produced

Top Producing Operators in California
Based on July 2025 Production
Operator Oil Prod (BBLS) Gas Prod (MCF) Active Wells
Aera Energy LLC 2,047,849 906,167 8,685
Asphalta LLC 26,211 21,544 47
Bridge Energy LLC 58,769 41,232 235
California Resources Elk Hills LLC 583,582 6,139,106 3,075
California Resources Production Corporation 458,086 673,307 2,331
Calnrg Operating LLC 118,540 129,021 1,090
Carbon California Operating Company LLC 38,339 108,764 400
Central Valley Gas Storage LLC 0 899,420 8
Chevron U.S.A. Inc. 1,871,196 258,766 10,171
Crimson Resource Management Corp. 152,912 23,532 681
E & B Natural Resources Management Corporation 208,176 91,159 1,205
Gill Ranch Storage LLC 0 625,309 8
Lodi Gas Storage L.L.C. 0 652,198 28
Matrix Oil Corporation 24,898 32,699 156
Newbridge Resources LLC 42,071 34,431 137
Pacific Coast Energy Company LP 52,800 36,860 214
San Joaquin Facilities Management Inc. 31,926 25,853 147
Sentinel Peak Resources California LLC 114,732 67,220 395
Signal Hill Petroleum Inc. 88,698 42,028 183
Southern California Gas Company 3,989 568,926 42
Top Producing Wells in California
Based on July 2025 Production
API # Well Operator County Oil Prod (BBLS) Gas Prod (MCF)
# 04-030-67467 1y 01y_1100a Chevron U.S.A. Inc. Kern 5,423 40
# 04-030-58294 1y 1105B Chevron U.S.A. Inc. Kern 7,913 2,194
# 04-011-20925 C.V.G.S. 1-L Central Valley Gas Storage LLC Colusa 0 182,397
# 04-011-20919 C.V.G.S. 3-U Central Valley Gas Storage LLC Colusa 0 122,600
# 04-011-20920 C.V.G.S. 4-U Central Valley Gas Storage LLC Colusa 0 126,203
# 04-011-20921 C.V.G.S. 5-U Central Valley Gas Storage LLC Colusa 0 155,166
# 04-011-20923 C.V.G.S. 7-U Central Valley Gas Storage LLC Colusa 0 144,465
# 04-030-62738 Chardonnay 47X-35 Grapevine Energy LLC Kern 7,098 2,719
# 04-039-20125 Lease By Gill Ranch Storage, LLC 32-21-105 Gill Ranch Storage LLC Madera 0 122,463
# 04-039-20123 Lease By Gill Ranch Storage, LLC 32-21-106 Gill Ranch Storage LLC Madera 0 117,837
# 04-077-20620 Loma M-4 Lodi Gas Storage L.L.C. San Joaquin 0 130,033
# 04-030-64441 McPhee 0118B Chevron U.S.A. Inc. Kern 7,064 58
# 04-030-58291 McPhee 0120u Chevron U.S.A. Inc. Kern 7,638 137
# 04-030-46681 Sea Breeze 0915S Chevron U.S.A. Inc. Kern 9,781 508
# 04-030-48754 Sea Breeze 1019a Chevron U.S.A. Inc. Kern 6,826 347
# 04-077-20618 Seifert M-3 Lodi Gas Storage L.L.C. San Joaquin 0 119,616
# 04-030-64449 Unspecified 2117V Chevron U.S.A. Inc. Kern 5,668 95
# 04-030-68851 Unspecified 4175 Chevron U.S.A. Inc. Kern 5,935 0
# 04-019-26004 Unspecified H4-3WJ Chevron U.S.A. Inc. Fresno 6,975 1,295
# 04-037-30508 Unspecified TC-1 Signal Hill Petroleum Inc. Los Angeles 14,343 18,751
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Browse All Producing California Counties
Production is based on July 2025 numbers
County Oil Prod Gas Prod
Colusa County, CA 0 BBLs 997,809 MCF
Fresno County, CA 276,931 BBLs 49,097 MCF
Glenn County, CA 0 BBLs 103,058 MCF
Humboldt County, CA 0 BBLs 13,609 MCF
Kern County, CA 4,698,437 BBLs 7,386,774 MCF
Kings County, CA 4,738 BBLs 10,517 MCF
Los Angeles County, CA 356,210 BBLs 641,065 MCF
Madera County, CA 0 BBLs 625,309 MCF
Monterey County, CA 124,017 BBLs 22,297 MCF
Orange County, CA 153,871 BBLs 72,951 MCF
Sacramento County, CA 164 BBLs 72,991 MCF
San Benito County, CA 684 BBLs 1,199 MCF