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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 319R2 04-019-24276Active Oil & gasAera Energy LLC
CMS 700 04-019-24338Active Oil & gasAera Energy LLC
CMS 701 04-019-24339Active Oil & gasAera Energy LLC
CMS 566AR 04-019-24342Active InjectionAera Energy LLC
CMS H-1 04-019-24356Active Oil & gasAera Energy LLC
CMS 342 04-019-24550Active Oil & gasAera Energy LLC
CMS 402 04-019-24551Active Oil & gasAera Energy LLC
CMS 412A 04-019-24552Active Oil & gasAera Energy LLC
CMS 428 04-019-24553Active Oil & gasAera Energy LLC
CMS 438 04-019-24554Active Oil & gasAera Energy LLC
CMS 447 04-019-24555Active Oil & gasAera Energy LLC
CMS 436 04-019-24656Active Oil & gasAera Energy LLC
CMS 438A 04-019-24657Active Oil & gasAera Energy LLC
CMS 571AI 04-019-24658Active InjectionAera Energy LLC
CMS 572AI 04-019-24659Shut in InjectionAera Energy LLC
CMS 411A 04-019-24660Active Oil & gasAera Energy LLC
CMS 416 04-019-24661Active Oil & gasAera Energy LLC
CMS 417 04-019-24662Active Oil & gasAera Energy LLC
CMS 418 04-019-24663Active Oil & gasAera Energy LLC
CMS 401A 04-019-24664Active Oil & gasAera Energy LLC
CMS 131A 04-019-24665Active Oil & gasAera Energy LLC
CMS 341 04-019-24788Active Oil & gasAera Energy LLC
CMS 341I 04-019-24789Shut in InjectionAera Energy LLC
CMS 346 04-019-24790Active Oil & gasAera Energy LLC
CMS 351 04-019-24791Active InjectionAera Energy LLC
CMS 351I 04-019-24792Active InjectionAera Energy LLC
CMS 353 04-019-24793Active Oil & gasAera Energy LLC
CMS 356A 04-019-24794Active Oil & gasAera Energy LLC
CMS 358A 04-019-24795Active Oil & gasAera Energy LLC
CMS 428A 04-019-24796Active Oil & gasAera Energy LLC
CMS 453 04-019-24797Active Oil & gasAera Energy LLC
CMS 593AI 04-019-24798Shut in InjectionAera Energy LLC
CMS 415A 04-019-24799Active Oil & gasAera Energy LLC
CMS 373A 04-019-24800Active Oil & gasAera Energy LLC
CMS 371A 04-019-24801Active Oil & gasAera Energy LLC
CMS 391A 04-019-24822Shut in Oil & gasAera Energy LLC
CMS 400A 04-019-24823Active Oil & gasAera Energy LLC
CMS 425 04-019-24824Active Oil & gasAera Energy LLC
CMS 435 04-019-24825Active Oil & gasAera Energy LLC
CMS 445 04-019-24826Active InjectionAera Energy LLC
CMS 446 04-019-24827Active Oil & gasAera Energy LLC
CMS 448 04-019-24828Active Oil & gasAera Energy LLC
CMS 473 04-019-24829Active Oil & gasAera Energy LLC
CMS 477 04-019-24830Active Oil & gasAera Energy LLC
CMS 673I 04-019-24831Active InjectionAera Energy LLC
CMS 338A 04-019-24833Active Oil & gasAera Energy LLC
CMS 343 04-019-24834Active InjectionAera Energy LLC
CMS 344 04-019-24835Active Oil & gasAera Energy LLC
CMS 348 04-019-24836Active Oil & gasAera Energy LLC
CMS 354 04-019-24837Active Oil & gasAera Energy LLC
CMS 383A 04-019-24838Active Oil & gasAera Energy LLC
CMS 394A 04-019-24839Active Oil & gasAera Energy LLC
CMS 544I 04-019-24840Active InjectionAera Energy LLC
CMS 554I 04-019-24841Active InjectionAera Energy LLC
CMS 147 04-019-24938Active Oil & gasAera Energy LLC
CMS 148 04-019-24939Active InjectionAera Energy LLC
CMS 347A 04-019-24940Active Oil & gasAera Energy LLC
CMS 355A 04-019-24941Active Oil & gasAera Energy LLC
CMS 356B 04-019-24942Active Oil & gasAera Energy LLC
CMS 359A 04-019-24943Active Oil & gasAera Energy LLC
CMS 366 04-019-24944Active Oil & gasAera Energy LLC
CMS 376A 04-019-24945Active InjectionAera Energy LLC
CMS 376B 04-019-24946Active Oil & gasAera Energy LLC
CMS 377A 04-019-24947Shut in Oil & gasAera Energy LLC
CMS 377B 04-019-24948Active Oil & gasAera Energy LLC
CMS 379A 04-019-24949Active Oil & gasAera Energy LLC
CMS 457 04-019-24950Active Oil & gasAera Energy LLC
CMS 458 04-019-24951Active Oil & gasAera Energy LLC
CMS 576I 04-019-24952Active InjectionAera Energy LLC
CMS 653I 04-019-24953Active InjectionAera Energy LLC
CMS 578I 04-019-25011Active InjectionAera Energy LLC
CMS 368 04-019-25012Active Oil & gasAera Energy LLC
CMS 378A 04-019-25013Shut in Oil & gasAera Energy LLC
CMS 378B 04-019-25014Active Oil & gasAera Energy LLC
CMS 146 04-019-25069Active Oil & gasAera Energy LLC
CMS 455 04-019-25070Active Oil & gasAera Energy LLC
CMS 456 04-019-25071Active Oil & gasAera Energy LLC
CMS 465 04-019-25072Active Oil & gasAera Energy LLC
CMS 145 04-019-25073Active Oil & gasAera Energy LLC
CMS 466 04-019-25074Active Oil & gasAera Energy LLC
CMS 475 04-019-25075Active Oil & gasAera Energy LLC
CMS 476 04-019-25076Active Oil & gasAera Energy LLC
CMS 651I 04-019-25077Active InjectionAera Energy LLC
CMS 671I 04-019-25078Active InjectionAera Energy LLC
CMS 335A 04-019-25079Active Oil & gasAera Energy LLC
CMS 342A 04-019-25080Shut in Oil & gasAera Energy LLC
CMS 345A 04-019-25081Active Oil & gasAera Energy LLC
CMS 357A 04-019-25082Active Oil & gasAera Energy LLC
CMS 357B 04-019-25083Active Oil & gasAera Energy LLC
CMS 358B 04-019-25084Active Oil & gasAera Energy LLC
CMS 365A 04-019-25085Active Oil & gasAera Energy LLC
CMS 367A 04-019-25086Active Oil & gasAera Energy LLC
CMS 380A 04-019-25087Active Oil & gasAera Energy LLC
CMS 380B 04-019-25088Active Oil & gasAera Energy LLC
CMS 557I 04-019-25089Active InjectionAera Energy LLC
CMS 727A 04-019-25098Active Oil & gasAera Energy LLC
CMS 133B 04-019-25778Active InjectionAera Energy LLC
CMS 232B 04-019-25779Active Oil & gasAera Energy LLC
CMS 449 04-019-25780Shut in Oil & gasAera Energy LLC
CMS S31CSH5 04-019-26336Permitted Oil & gasAera Energy LLC

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