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San Benito County, CA oil and gas wells

388 wells: 17 active, 343 plugged, run by 146 operators.

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

Top operators in San Benito

OperatorActiveWells here
Elliott Underground LLC1010
Patriot Resources, LLC529
McDonald Ranch Partnership12
B5 Holdings LLC11
Chevron U.S.A. Inc.049
Trico Oil and Gas Company018
Shell Western E&P Inc.017
Petrolex Inc.015
ASHURST OIL LLC09
E & B Natural Resources Management Corporation08
Big Horn Oil And Gas, Inc.07
Bunker Oil Corp.07
Edward M Tilbury06
Mobil Oil Corporation06
W. W. Holmes05
Artnell Oil & Gas Co.04
Beach, Church & Bell04
Fred Ash & Sons04
Homestake Oil Co.04
Lario Oil & Gas Co.04
Norris Oil Company04
Paul E. Olsen & Sons04
Betabel Fruit Farm03
Black Hawk Resources Corp.03
Fairview Expl. Co.03

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
Artnell-O'Connor 1 04-069-00026Active Oil & gasElliott Underground LLC
Ash 4 04-069-00030Shut in Oil & gasBureau of Land Mgmnt.
Ash 1 04-069-00086Shut in Oil & gasPatriot Resources, LLC
Ash 6 04-069-00090Shut in Oil & gasPatriot Resources, LLC
Ashurst 11X 04-069-00126Shut in Oil & gasASHURST OIL LLC
Ashurst 18A-28 04-069-00132Shut in Oil & gasASHURST OIL LLC
Ashurst 52A-33 04-069-00135Shut in Oil & gasASHURST OIL LLC
Ashurst 1-27 04-069-00192Shut in Dry holeW. P. Lasher
Ashurst 13X 04-069-20014Shut in Oil & gasASHURST OIL LLC
Ashurst 38-28 04-069-20031Shut in Oil & gasASHURST OIL LLC
Bryant-USL 16A-28 04-069-00003Shut in Oil & gasPanoche Vallecitos Oil Co.
Bryant-USL 16B-28 04-069-00004Shut in Oil & gasPanoche Vallecitos Oil Co.
Eade 1-34 04-069-00017Active Oil & gasElliott Underground LLC
F. & I. 38-31 04-069-00001Shut in Oil & gasPatriot Resources, LLC
F. & I. 16-31 04-069-00150Shut in Oil & gasPatriot Resources, LLC
F. & I. 26-31 04-069-00151Active Oil & gasPatriot Resources, LLC
F. & I. 37-31 04-069-00155Active Oil & gasPatriot Resources, LLC
F. & I. 47-31 04-069-00158Active Oil & gasPatriot Resources, LLC
F. & I. 48-31 04-069-00159Active DisposalPatriot Resources, LLC
F. & I. 58-31 04-069-00160Active Oil & gasPatriot Resources, LLC
F. & I. 12X 04-069-20036Shut in Oil & gasPatriot Resources, LLC
Felipe 2 04-069-00043Shut in GasBig Horn Oil And Gas, Inc.
Lease by G. H. Hadley, Jr. 1 04-069-00223Shut in Dry holeG. H. Hadley, Jr.
Lease by Henry Harper 1 04-069-00303Shut in Dry holeHenry Harper
Lease by Henry Harper 9 04-069-00304Shut in Dry holeHenry Harper
Lease by Homestake Oil Co. 1 04-069-00118Shut in Dry holeHomestake Oil Co.
Lease by Swag Oil Co., Inc. 1 04-069-00140Shut in Oil & gasSwag Oil Co., Inc.
Lease by Swag Oil Co., Inc. 2 04-069-00313Shut in Oil & gasSwag Oil Co., Inc.
Lease by Swag Oil Co., Inc. 3 04-069-00314Shut in Oil & gasSwag Oil Co., Inc.
McDonald 2 04-069-00189Shut in Oil & gasCommercial Oil Co.
Nicholas 1 04-069-00092Shut in Oil & gasPatriot Resources, LLC
O'Connor 5 04-069-00010Active Oil & gasB5 Holdings LLC
O'Connor 1 04-069-00012Active Oil & gasElliott Underground LLC
O'Connor 2 04-069-00013Active Oil & gasElliott Underground LLC
O'Connor 1 04-069-00018Active Oil & gasElliott Underground LLC
O'Connor 2 04-069-00019Active Oil & gasElliott Underground LLC
O'Connor 3 04-069-00020Active Oil & gasElliott Underground LLC
O'Connor 4 04-069-00021Active Oil & gasElliott Underground LLC
O'Connor 7 04-069-00023Active Oil & gasElliott Underground LLC
Olson-McDonald 1 04-069-20047Shut in Oil & gasPaul E. Olsen & Sons
Olson-McDonald 2 04-069-20048Shut in Oil & gasPaul E. Olsen & Sons
Panoche 1 04-069-00112Active Oil & gasMcDonald Ranch Partnership
Rudolph 2-1 04-069-00011Active Oil & gasElliott Underground LLC