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Yolo County, CA oil and gas wells

1,486 wells: 20 active, 1,399 plugged, run by 231 operators.

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

Top operators in Yolo

OperatorActiveWells here
261 Resource Management, LLC1920
California Resources Production Corporation126
Atlantic Oil Company0145
Chevron U.S.A. Inc.0121
Nahama & Weagant Energy Company074
Phillips Petroleum Company055
Rosetta Resources Operating LP053
Capitol Oil Corporation042
Shell Western E&P Inc.041
Natural Gas Corp. of Calif.028
Stream Energy, Inc.028
Towne Exploration Company, LP026
Black Mountain Oil Co.025
ABA Energy Corporation024
Hilliard Oil & Gas, Inc.021
Venada National021
Anacapa Oil Corporation020
Castle Minerals020
Monterey Resources, Inc.020
Donald C Slawson Expl Co., Inc019
Occidental Petroleum Corporation019
TXO Production Corp.019
Whiting Oil and Gas Corporation017
260 Resource Management LLC014
The Dow Chemical Company014

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
I.O.C. 10 04-113-20750Plugged Dry holeStream Energy, Inc.
I.O.C. 1-25 04-113-20913Plugged Dry holeChaz Oil Corp.
I.O.C. 2-21 04-113-21132Plugged GasWhiting Oil and Gas Corporation
I.O.C. 16 04-113-21159Plugged GasWhiting Oil and Gas Corporation
I.O.C. 19 04-113-21173Plugged GasWhiting Oil and Gas Corporation
I.O.C. 24 04-113-21195Plugged GasWhiting Oil and Gas Corporation
I.O.C. 41-29 04-113-21211Plugged GasWhiting Oil and Gas Corporation
I.O.C. Unit 1 04-113-20030Plugged GasStream Energy, Inc.
I.O.C. Unit 3 04-113-20045Plugged GasStream Energy, Inc.
I.O.C. Unit 4 04-113-20061Plugged GasStream Energy, Inc.
I.O.C. Unit 5 04-113-20074Plugged Dry holeStream Energy, Inc.
I.O.C. Unit 7 04-113-20278Plugged GasStream Energy, Inc.
I.O.C. Unit 1-8 04-113-20414Plugged GasWhiting Oil and Gas Corporation
IDS-Dubbin 1-10 04-113-20128Plugged Dry holeUMC Petroleum Corp.
Inv. Operating Corp. 1 04-113-20046Plugged Dry holeReynolds & Carver
Investment Six 1 04-113-20835Plugged Dry holeCalifornia Resources Production Corporation
Investment-Operating Co. 3-13 04-113-00249Plugged Dry holeShell Western E&P Inc.
Irrigated Valley Land 1 04-113-00001Plugged Dry holeAtlantic Oil Company
J. E. Cook, Jr. et al 1 04-113-20297Plugged Dry holeChevron U.S.A. Inc.
JV-P Opera 1 04-113-21155Plugged GasBTA Oil Producers
Jade-Salisbury 1 04-113-00268Plugged Dry holeT. A. Atkinson, Opr.
Jarrett 1 04-113-00244Plugged Dry holeChevron U.S.A. Inc.
Jarrett 1-19 04-113-20864Plugged Dry holeJordan Oil & Gas Company
Jesus-Maria 1 04-113-20147Plugged GasStream Energy, Inc.
Johas 1 04-113-21072Plugged GasVern Jones Oil & Gas Corp.
John C. Maxwell 1 04-113-00204Plugged Dry holeExxon Mobil Corporation
Jones 1 04-113-20379Plugged Dry holeArmstrong Petroleum Corporation
Jost-Marks 1 04-113-00172Plugged Dry holeG R Scott
Kearney 1-4 04-113-21001Plugged GasEnerfin Resources Northwest Limited Partnership
Kearney 4-1 04-113-21227Plugged Dry holeABA Energy Corporation
Kelley 26-1 04-113-20812Plugged Dry holeArkoma Production Company of California
Kelly 1 04-113-20916Plugged Dry holeCoastal Oil and Gas Corporation
Kennedy 1 04-113-20153Plugged GasAtlantic Oil Company
King Unit 1 04-113-00006Plugged GasOccidental Petroleum Corporation
Kings River 3-1 04-113-21241Plugged GasHexadyne Energy Corp.
Kingsbury 4X-11 04-113-00163Plugged Dry holeShell Western E&P Inc.
Kirtlan 1 04-113-20367Plugged GasAtlantic Oil Company
Kirtlan 2 04-113-20369Plugged GasAtlantic Oil Company
Kirtlan 3 04-113-20375Plugged Dry holeAtlantic Oil Company
Kirtlan 4 04-113-20376Plugged GasAtlantic Oil Company
Kirtlan Community 1 04-113-00219Plugged Dry holeRichard S. Rheem, Operator
Kjelsberg 1-7 04-113-21096Plugged Dry holeABA Energy Corporation
Klein 1 04-113-00112Plugged Dry holeChevron U.S.A. Inc.
Klein ZZ 1-15 04-113-21130Plugged Dry holeLario Oil & Gas Co.
Knaggs 1 04-113-00280Plugged Dry holeChevron U.S.A. Inc.
Knaggs 1 04-113-20152Plugged GasRobert A. Cohan
Knaggs 1 04-113-20169Plugged GasArgo Petroleum Corp.
Knaggs 1-27 04-113-20463Plugged GasChevron U.S.A. Inc.
Knaggs 1 04-113-20522Plugged Dry holeChevron U.S.A. Inc.
Knaggs 2 04-113-20666Plugged Dry holeChevron U.S.A. Inc.
Knaggs 2 04-113-20755Plugged GasCampbell Energy Corp.
Knaggs 10-1 04-113-21265Plugged GasDenali Oil & Gas Management, LLC
Knaggs 21-1 04-113-21267Plugged Dry holeDenali Oil & Gas Management, LLC
Knaggs A 1 04-113-20508Plugged Dry holeCentura Inc.
Knaggs-Anderson Farms 1 04-113-20599Plugged Dry holeLawrence Perryman
Knaggs-Anderson Farms 2 04-113-20622Plugged Dry holeLawrence Perryman
Knaggs-Wallace 1 04-113-00288Plugged Dry holePexco, Inc.
Knaggs-Wallace 1 04-113-20453Plugged GasPacific Inland Operating Corporation
Knaggs-Wallace 2 04-113-20480Plugged GasPacific Inland Operating Corporation
Knaggs-Wallace 3 04-113-20530Plugged GasPacific Inland Operating Corporation
Knaggs-Wallace 5 04-113-20572Plugged GasPacific Inland Operating Corporation
Knaggs-Wallace 4 04-113-20779Plugged GasPacific Inland Operating Corporation
Knaggs-Wallace 6 04-113-21202Plugged Dry holeProduction Specialties Company
Knight 3-4 04-113-20799Plugged Dry holeSamson Resources Co.
Knights Landing 1-25 04-113-20879Plugged GasRosetta Resources Operating LP
Knights Landing 1-24 04-113-20891Plugged GasRosetta Resources Operating LP
Knights Landing 2-24 04-113-20898Plugged GasRosetta Resources Operating LP
Knights Landing 3-24 04-113-20899Plugged GasRosetta Resources Operating LP
Knights Landing 4-24 04-113-20900Plugged GasRosetta Resources Operating LP
Knights Landing 5-24 04-113-20901Plugged GasRosetta Resources Operating LP
Knights Landing 6-24 04-113-20903Plugged GasRosetta Resources Operating LP
Knights Landing 1-30 04-113-20904Plugged GasRosetta Resources Operating LP
Knights Landing 2-25 04-113-20906Plugged GasRosetta Resources Operating LP
Knights Landing 7-24 04-113-20908Plugged Dry holeBlack Mountain Oil Co.
Knights Landing 1-13 04-113-20909Plugged GasRosetta Resources Operating LP
Knights Landing 2-13 04-113-20911Plugged Dry holeBlack Mountain Oil Co.
Knights Landing 8-24 04-113-20923Plugged GasRosetta Resources Operating LP
Knights Landing 3-13 04-113-20924Plugged Dry holeBlack Mountain Oil Co.
Knights Landing 4-30 04-113-20925Plugged GasRosetta Resources Operating LP
Knights Landing 2-36 04-113-20978Plugged GasRosetta Resources Operating LP
Knights Landing 1-36 04-113-20979Plugged GasRosetta Resources Operating LP
Knights Landing 4-13 04-113-20982Plugged Dry holeBlack Mountain Oil Co.
Knights Landing 5-36 04-113-20986Plugged Dry holeBlack Mountain Oil Co.
Knights Landing 4-36 04-113-20987Plugged GasBlack Mountain Oil Co.
Knights Landing 7-30 04-113-20990Plugged GasRosetta Resources Operating LP
Knights Landing 9-24 04-113-21022Plugged Dry holeRosetta Resources Operating LP
Knights Landing 1-31 04-113-21024Plugged GasRosetta Resources Operating LP
L.D.C. 1 04-113-20775Plugged Dry holeThe Termo Company
L.M. Bemmerly 1 04-113-00038Plugged Dry holeChevron U.S.A. Inc.
L.M. Bemmerly 1 04-113-00296Plugged Dry holeChevron U.S.A. Inc.
L.R. Palmer 1 04-113-00208Plugged Dry holePauley Petroleum Inc.
Lajolla-Thornburg 1 04-113-00274Plugged Dry holeC. D. Howe
Laugenour 1 04-113-00035Plugged Dry holeChevron U.S.A. Inc.
Laugenour 1 04-113-20662Plugged Dry holeThe Dow Chemical Company
Laugenour et al 1 04-113-00029Plugged Dry holeReserve Oil, Inc.
Laura Adele Hudson Unit 1 04-113-00189Plugged Dry holeUMC Petroleum Corp.
Laurel G. Ranch 4 04-113-20537Plugged Dry holeCapitol Oil Corporation
Laurel G. Ranch 3 04-113-20594Plugged Dry holeNatural Gas Corp. of Calif.
Lease by Empire Oil & Gas Corp. 1 04-113-00251Plugged GasEmpire Oil & Gas Corp.
Lease by Esparto-Lincoln Oil Fields, Inc. 1 04-113-00157Plugged Dry holeEsparto-Lincoln Oil Fields, Inc.

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