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Fresno County, CA oil and gas wells

12,486 wells: 2,053 active, 8,925 plugged, run by 538 operators.

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

Top operators in Fresno

OperatorActiveWells here
Aera Energy LLC9213,271
Chevron U.S.A. Inc.7815,441
Sentinel Peak Resources California LLC1471,074
Holmes Western Oil Corporation90184
California Resources Production Corporation51462
James S. Anderson1946
Silverbacq LLC912
C. Case Company816
KMP Operating Inc.815
Petro-Lud, Inc.5119
H.T. Olsen Oil & Gas Operations524
The Termo Company38
Case's Used Equipment37
Chambers & Mouren215
Reef Ridge Energy Company LLC11
Mobil Oil Corporation078
Longview Production Co.073
Samson Resources Co.069
Amerada Hess Corp.056
Freeport-McMoRan Oil & Gas LLC055
Oryx Energy Company044
First Oil and Gas Company041
Phillips Petroleum Company034
Shell Western E&P Inc.030
Exxon Corporation027

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
CMS S31AZH4 04-019-26339Permitted Oil & gasAera Energy LLC
Calif. Central 6 04-019-05136Active Oil & gasH.T. Olsen Oil & Gas Operations
Calif. Central 26 04-019-05138Active Oil & gasH.T. Olsen Oil & Gas Operations
Calif. Central 78 04-019-05164Shut in Oil & gasH.T. Olsen Oil & Gas Operations
California Coalinga 2 04-019-03998Shut in DisposalJames S. Anderson
California Coalinga 3 04-019-03999Active Oil & gasJames S. Anderson
California Lands, Inc. 67-15 04-019-04891Shut in ServiceCalifornia Resources Production Corporation
California Lands, Inc. 76-15 04-019-04892Shut in Oil & gasCalifornia Resources Production Corporation
California Lands, Inc. 87-15 04-019-04893Shut in DisposalCalifornia Resources Production Corporation
Call 701A 04-019-20398Active Oil & gasAera Energy LLC
Call 712 04-019-20769Shut in Oil & gasAera Energy LLC
Call 2-3 04-019-21051Active InjectionAera Energy LLC
Call 3-1 04-019-21510Active InjectionAera Energy LLC
Call 3-2 04-019-21511Active InjectionAera Energy LLC
Call 4-2 04-019-21513Active InjectionAera Energy LLC
Call 1-2A 04-019-21524Active InjectionAera Energy LLC
Call 1-4 04-019-21526Active InjectionAera Energy LLC
Call 2-2 04-019-21527Active InjectionAera Energy LLC
Call 2-2A 04-019-21528Shut in InjectionAera Energy LLC
Call 3-2A 04-019-21530Active InjectionAera Energy LLC
Call 3-3 04-019-21531Active InjectionAera Energy LLC
Call 3-4 04-019-21532Active InjectionAera Energy LLC
Call 1-2B 04-019-24098Active InjectionAera Energy LLC
Call 1-1A 04-019-24109Active InjectionAera Energy LLC
Call 2-1R 04-019-24110Active InjectionAera Energy LLC
Call 2-2B 04-019-24111Active InjectionAera Energy LLC
Call 1-2C 04-019-24371Active InjectionAera Energy LLC
Call 1-2R 04-019-25224Active InjectionAera Energy LLC
Call 1-3A 04-019-25225Active InjectionAera Energy LLC
Call 1-3BI 04-019-25226Active InjectionAera Energy LLC
Call 1-3R 04-019-25227Active InjectionAera Energy LLC
Call 1-4A 04-019-25228Active InjectionAera Energy LLC
Call 2-3B 04-019-25229Active InjectionAera Energy LLC
Call 2-4 04-019-25230Active InjectionAera Energy LLC
Call 1-5A 04-019-25305Active InjectionAera Energy LLC
Call 2-4A 04-019-25306Active InjectionAera Energy LLC
Call 2-5B 04-019-25307Active InjectionAera Energy LLC
Call 1-4BI 04-019-25308Active InjectionAera Energy LLC
Call 1-5B 04-019-25346Active InjectionAera Energy LLC
Call 1-1C 04-019-25387Active InjectionAera Energy LLC
Call 1-2D 04-019-25388Active Oil & gasAera Energy LLC
Call 2-2C 04-019-25390Active InjectionAera Energy LLC
Call 2-2D 04-019-25391Active InjectionAera Energy LLC
Call 4-4 04-019-25409Active InjectionAera Energy LLC
Call 2-3A 04-019-25410Active InjectionAera Energy LLC
Call 3-3AI 04-019-25411Active InjectionAera Energy LLC
Call 3-4A 04-019-25412Active InjectionAera Energy LLC
Call 4-3 04-019-25413Active InjectionAera Energy LLC
Call S32CL-3-1B 04-019-26051Active InjectionAera Energy LLC
Call S32CL-2-2E 04-019-26055Active InjectionAera Energy LLC
Call S32CL-2-1I 04-019-26056Active InjectionAera Energy LLC
Call S32CL-4-5 04-019-26057Active InjectionAera Energy LLC
Call S32CL-4-5A 04-019-26058Active InjectionAera Energy LLC
Call S32CL-3-5I 04-019-26059Active InjectionAera Energy LLC
Call S32CL-3-5 04-019-26060Active InjectionAera Energy LLC
Call S32CL-2-1C 04-019-26061Active InjectionAera Energy LLC
Call S32CL-1-1B 04-019-26062Active InjectionAera Energy LLC
Call S32CL-3-2B 04-019-26304Active InjectionAera Energy LLC
Call S32CL-3-2C 04-019-26305Active InjectionAera Energy LLC
Call S32CL-3-1E 04-019-26306Active InjectionAera Energy LLC
Call S32CL-4-1B 04-019-26307Active InjectionAera Energy LLC
Call S32CL-3-1DI 04-019-26308Active InjectionAera Energy LLC
Call S32CL-3-2I 04-019-26309Active InjectionAera Energy LLC
Call S32CL-4-2A 04-019-26311Active InjectionAera Energy LLC
Call S32CL-4-1 04-019-26312Active InjectionAera Energy LLC
Call S32CL-3-3I 04-019-26313Active InjectionAera Energy LLC
Call S32CL-4-1A 04-019-26314Active InjectionAera Energy LLC
Call S32CL-4-2C 04-019-26315Active InjectionAera Energy LLC
Call S32CL-4-2B 04-019-26316Active InjectionAera Energy LLC
Call S32CL-1-3B 04-019-26320Active InjectionAera Energy LLC
Call S32CL-2-1BI 04-019-26324Active InjectionAera Energy LLC
Call S32CL-1-1D 04-019-26326Active InjectionAera Energy LLC
Call S32CL-1-4B 04-019-26328Active InjectionAera Energy LLC
Call S32CL-3-3C 04-019-26330Active InjectionAera Energy LLC
Call S32CL-4-3B 04-019-26331Active InjectionAera Energy LLC
Call S32CL-4-3A 04-019-26332Active InjectionAera Energy LLC
Call S32CL-4-4B 04-019-26333Active InjectionAera Energy LLC
Call S32CL-3-4B 04-019-26334Active InjectionAera Energy LLC
Call S32CL-3-3DI 04-019-26340Active InjectionAera Energy LLC
Canadian 4 04-019-24074Shut in Oil & gasHolmes Western Oil Corporation
Canadian 18 04-019-25529Shut in DisposalHolmes Western Oil Corporation
Canadian-Coalinga 11 04-019-05317Shut in Oil & gasHolmes Western Oil Corporation
Canadian-Coalinga 17 04-019-05319Shut in Oil & gasHolmes Western Oil Corporation
Canadian-Coalinga 10-6 04-019-24564Shut in Oil & gasHolmes Western Oil Corporation
Capital 46X-15 04-019-05067Active DisposalCalifornia Resources Production Corporation
Carey 1-22 04-019-21867Active DisposalKMP Operating Inc.
Caribou 7 04-019-00740Active Oil & gasAera Energy LLC
Caribou 8 04-019-00741Shut in Oil & gasAera Energy LLC
Caribou 5A 04-019-25309Active Oil & gasAera Energy LLC
Cerini 4 04-019-23108Shut in Oil & gasCrimson Resource Management Corp.
Cerini 6 04-019-23119Shut in DisposalCrimson Resource Management Corp.
Claremont 3-A 04-019-03869Active Oil & gasChevron U.S.A. Inc.
Claremont 1-A 04-019-20016Active ServiceChevron U.S.A. Inc.
Claremont 4-B 04-019-20034Shut in InjectionChevron U.S.A. Inc.
Claremont 1-2 04-019-24028Active Oil & gasChevron U.S.A. Inc.
Claremont 3-2 04-019-24031Active Oil & gasChevron U.S.A. Inc.
Claremont 4-2 04-019-24032Shut in Oil & gasChevron U.S.A. Inc.
Claremont 2-4 04-019-24088Shut in Oil & gasChevron U.S.A. Inc.
Claremont 3-3 04-019-24089Active Oil & gasChevron U.S.A. Inc.
Claremont 1-DR 04-019-24107Active Oil & gasChevron U.S.A. Inc.

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