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Los Angeles County, CA oil and gas wells

24,334 wells: 3,298 active, 17,753 plugged, run by 2,589 operators.

Figures from the California Geologic Energy Management Division (CalGEM), updated 2026-10-19.

Top operators in Los Angeles

OperatorActiveWells here
Sentinel Peak Resources California LLC7271,771
Tidelands Oil Production Co.6712,636
Signal Hill Petroleum, Inc.242724
E & B Natural Resources Management Corporation235372
Bridgeland Resources, LLC230497
Matrix Oil Corporation170214
Warren E&P, Inc.152501
Southern California Gas Company141511
Shadow Wolf Energy, LLC139535
THUMS Long Beach Co.130224
California Resources Long Beach, Inc.54162
Pacific Coast Energy Company LP5267
The Termo Company40134
Synergy Oil & Gas, LLC40117
West Energy Operating, LLC32200
Cooper & Brain, Inc.2834
Cascade Resources LLC1921
S & C Oil Co., Inc.1726
E & T Limited Liability Co.1616
Bridge Energy LLC15220
Berry Petroleum Company, LLC1549
Crimson Resource Management Corp.1463
Thompson Oil Company, Inc.1417
LBTH Inc.1142
Nasco Petroleum, L.L.C.1028

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
Brown Bevis Lease Well 29 04-037-17303Active Oil & gasCooper & Brain, Inc.
Brown Bevis Lease Well 30 04-037-17304Active DisposalCooper & Brain, Inc.
Brown Bevis Lease Well 31 04-037-17305Active Oil & gasCooper & Brain, Inc.
Browning 1 04-037-05705Shut in Oil & gasMonterey Park Petroleum Corp.
Brownstein 1 04-037-06481Shut in Oil & gasPower Run Oil, LLC
Bryant 32 04-037-00340Active InjectionSignal Hill Petroleum, Inc.
Bryant 1 04-037-08566Active Oil & gasSignal Hill Petroleum, Inc.
Bryant 3 04-037-08568Active Oil & gasSignal Hill Petroleum, Inc.
Bryant 4 04-037-08569Active Oil & gasSignal Hill Petroleum, Inc.
Bryant 12 04-037-08575Active Oil & gasSignal Hill Petroleum, Inc.
Bryant 18 04-037-18805Shut in DisposalSignal Hill Petroleum, Inc.
Bryant 24 04-037-18809Shut in DisposalSignal Hill Petroleum, Inc.
Bryant 26 04-037-18811Active Oil & gasSignal Hill Petroleum, Inc.
Bryant 28 04-037-18813Active Oil & gasSignal Hill Petroleum, Inc.
Bryant 30 04-037-18815Active Oil & gasSignal Hill Petroleum, Inc.
Bryant 33 04-037-18816Active Oil & gasSignal Hill Petroleum, Inc.
Bryant 34 04-037-18817Active Oil & gasSignal Hill Petroleum, Inc.
Bucklin 1 04-037-08810Shut in Oil & gasRoy Maggart & C.C. Cummings, Trustees
Bunny 1 04-037-09858Shut in Oil & gasW. A. Playter
Burke Community 1 04-037-12793Active ServiceSouthern California Gas Company
Burke Community 3 04-037-12795Shut in Oil & gasSouthern California Gas Company
Burke Community 3-OWW 04-037-21914Active ServiceSouthern California Gas Company
Burkhard Core Hole 1 04-037-26341Shut in ServiceHogan Petroleum Company
Burkhard Core Hole 2 04-037-26342Shut in ServiceHogan Petroleum Company
Burkhard Core Hole 3 04-037-26343Shut in ServiceHogan Petroleum Company
Burns Crist 6 04-037-22740Active Oil & gasCrimson Resource Management Corp.
Burns Crist 7 04-037-22750Active Oil & gasCrimson Resource Management Corp.
Burns Crist 15 04-037-24312Active Oil & gasCrimson Resource Management Corp.
Butler-Holcombe 1 04-037-10105Shut in Oil & gasFelix Mallon
Butterworth 2 04-037-16237Shut in Oil & gasChevron U.S.A. Inc.
Bydal 1 04-037-13578Shut in Oil & gasCarson Oil Corp.
C & S 1 04-037-22495Active Oil & gasSampson Operators
C & S 2 04-037-22505Active Oil & gasSampson Operators
C & S 3 04-037-22509Active InjectionSampson Operators
C & S 4 04-037-22510Active Oil & gasSampson Operators
C.C. Stall 1 04-037-05944Shut in Oil & gasC. C. Stall Oil Association
C.R.S 1 04-037-17802Shut in Oil & gasC. R. Schuster
C.W.O.D. 1 04-037-00805Active Oil & gasFour Teams Oil Production & Exploration Inc.
C.W.O.D. 2 04-037-00806Active Oil & gasFour Teams Oil Production & Exploration Inc.
C.W.O.D. 3 04-037-00807Active Oil & gasFour Teams Oil Production & Exploration Inc.
C.W.O.D. 4 04-037-00808Active Oil & gasFour Teams Oil Production & Exploration Inc.
C.W.O.D. 5 04-037-00809Active Oil & gasFour Teams Oil Production & Exploration Inc.
C.W.O.D. 6 04-037-00810Active Oil & gasFour Teams Oil Production & Exploration Inc.
CHU Lease Sect 35 1-35 04-037-01191Shut in Oil & gasCrimson Resource Management Corp.
CHU Lease Sect 35 14-35 04-037-01195Shut in Oil & gasCrimson Resource Management Corp.
CHU Lease Sect 35 23-35 04-037-01198Shut in Oil & gasCrimson Resource Management Corp.
CHU Lease Sect 35 33-35 04-037-01203Shut in Oil & gasCrimson Resource Management Corp.
CHU Lease Sect 35 43-35 04-037-01206Shut in Oil & gasCrimson Resource Management Corp.
CHU Lease Sect 35 44-35 04-037-01207Shut in InjectionCrimson Resource Management Corp.
CHU Lease Sect 35 52-35 04-037-01209Shut in Oil & gasCrimson Resource Management Corp.
CHU Lease Sect 35 54-35 04-037-01210Shut in InjectionCrimson Resource Management Corp.
CHU Lease Sect 35 72-35 04-037-01214Active Oil & gasCrimson Resource Management Corp.
CHU Lease Sect 35 73-35 04-037-01215Shut in Water supplyCrimson Resource Management Corp.
CHU Lease Sect 35 83-35 04-037-01217Active Oil & gasCrimson Resource Management Corp.
CHU lease Sect 36 12-36 04-037-01192Shut in Oil & gasCrimson Resource Management Corp.
CHU lease Sect 36 22-36 04-037-01197Shut in Oil & gasCrimson Resource Management Corp.
CHU lease Sect 36 33-36 04-037-01204Active Oil & gasCrimson Resource Management Corp.
CHU lease Sect 36 144-36 04-037-01220Active Oil & gasCrimson Resource Management Corp.
Callender 1 04-037-14474Active Oil & gasBridgeland Resources, LLC
Campbell 3 04-037-09561Active Oil & gasCooper & Brain, Inc.
Capital 70 04-037-17532Active Oil & gasO'Donnell Oil, LLC
Capital 71 04-037-17533Active Oil & gasO'Donnell Oil, LLC
Carter Community 1 04-037-13459Shut in Oil & gasCaltico Oil Corp.
Cascade Unit 1 04-037-24221Active Oil & gasCascade Resources LLC
Cascade Unit 2 04-037-24227Active Oil & gasCascade Resources LLC
Cascade Unit 3 04-037-24248Active Oil & gasCascade Resources LLC
Cascade Unit 4 04-037-24264Active Oil & gasCascade Resources LLC
Cascade Unit 5 04-037-24270Active Oil & gasCascade Resources LLC
Cascade Unit 6 04-037-24272Active Oil & gasCascade Resources LLC
Cascade Unit 7 04-037-24363Active Oil & gasCascade Resources LLC
Castruccio 26 04-037-21723Shut in Oil & gasClean Energy Systems Placerita Inc.
Castruccio 1-S 04-037-22303Shut in Oil & gasShadow Wolf Energy, LLC
Castruccio T-1 04-037-22319Active Oil & gasShadow Wolf Energy, LLC
Castruccio T-2 04-037-22362Active Oil & gasShadow Wolf Energy, LLC
Castruccio T-9 04-037-22725Active Oil & gasShadow Wolf Energy, LLC
Castruccio T-10 04-037-23295Shut in Oil & gasClean Energy Systems Placerita Inc.
Castruccio T-11 04-037-23296Shut in Oil & gasClean Energy Systems Placerita Inc.
Castruccio T-12 04-037-23297Shut in Oil & gasClean Energy Systems Placerita Inc.
Castruccio T-13 04-037-23298Active Oil & gasShadow Wolf Energy, LLC
Castruccio T-16 04-037-23501Shut in Oil & gasClean Energy Systems Placerita Inc.
Castruccio T-17 04-037-23502Shut in Oil & gasShadow Wolf Energy, LLC
Castruccio T-18 04-037-23503Shut in DisposalClean Energy Systems Placerita Inc.
Castruccio T-20 04-037-23505Active Oil & gasShadow Wolf Energy, LLC
Castruccio T-21 04-037-23506Shut in Oil & gasShadow Wolf Energy, LLC
Castruccio T-23 04-037-23508Active InjectionShadow Wolf Energy, LLC
Castruccio T-25 04-037-23510Shut in Oil & gasShadow Wolf Energy, LLC
Castruccio T-26 04-037-23511Shut in Oil & gasShadow Wolf Energy, LLC
Castruccio T-27 04-037-23512Shut in InjectionShadow Wolf Energy, LLC
Castruccio T-28 04-037-23513Active Oil & gasShadow Wolf Energy, LLC
Castruccio T-29 04-037-23514Shut in Oil & gasShadow Wolf Energy, LLC
Castruccio T-3R 04-037-23520Shut in Oil & gasShadow Wolf Energy, LLC
Castruccio T-5R 04-037-23521Active Oil & gasShadow Wolf Energy, LLC
Castruccio T-8R 04-037-23522Shut in Oil & gasShadow Wolf Energy, LLC
Castruccio 4-19 04-037-24266Active Oil & gasShadow Wolf Energy, LLC
Castruccio 4-20 04-037-24267Shut in InjectionShadow Wolf Energy, LLC
Castruccio 4-21 04-037-24268Active Oil & gasShadow Wolf Energy, LLC
Castruccio 118 04-037-24355Active Oil & gasShadow Wolf Energy, LLC
Castruccio 119 04-037-24356Active InjectionShadow Wolf Energy, LLC
Castruccio 120 04-037-24357Active Oil & gasShadow Wolf Energy, LLC
Castruccio 132 04-037-30088Active InjectionShadow Wolf Energy, LLC

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