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Monterey County, CA oil and gas wells

3,879 wells: 848 active, 2,536 plugged, run by 202 operators.

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

Top operators in Monterey

OperatorActiveWells here
Aera Energy LLC3891,519
Chevron U.S.A. Inc.3721,655
CalNRG Operating, LLC3859
NY Oil, Inc.2944
Pacific Coast Energy Company LP1533
Trio Petroleum LLC325
Reabold California, LLC29
Shell Western E&P Inc.051
Exxon Mobil Corporation036
El Dorado Exploration Co.025
Paris Valley Petroleum023
Tri-Valley Oil & Gas Co.020
California Oil Independents017
Marport Oil Co.015
Phillips Petroleum Company015
U. S. Geological Survey013
Barron Kidd012
Ogle Petroleum Inc.09
Union Oil Company of California09
California Resources Production Corporation06
Concord Oil Co.06
Oryx Energy Company06
W. W. Holmes, Operator06
Cities Service Oil Co.05
Marathon Oil Company05

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
Ferrini 1157-11 04-053-20888Plugged Oil & gasAera Energy LLC
Ferrini 1161-11 04-053-20889Plugged Oil & gasAera Energy LLC
Ferrini 1191-11 04-053-20890Plugged Oil & gasAera Energy LLC
Ferrini 1193-11 04-053-20891Plugged Oil & gasAera Energy LLC
Ferrini 1094-11 04-053-20898Plugged Oil & gasAera Energy LLC
Ferrini 1095-11 04-053-20899Plugged OtherAera Energy LLC
Ferrini 1105-11 04-053-20900Plugged Oil & gasAera Energy LLC
Ferrini 1107-11 04-053-20901Plugged Oil & gasAera Energy LLC
Ferrini 1156-11 04-053-20902Plugged Oil & gasAera Energy LLC
Ferrini 1103-11 04-053-20904Plugged Oil & gasAera Energy LLC
Ferrini 1153-11 04-053-20905Plugged Oil & gasAera Energy LLC
Ferrini 1196-11 04-053-20906Plugged Oil & gasAera Energy LLC
Ferrini 1198-11 04-053-20907Plugged Oil & gasAera Energy LLC
Ferrini 1203-11 04-053-20908Plugged Oil & gasAera Energy LLC
Ferrini 1206-11 04-053-20909Plugged Oil & gasAera Energy LLC
Ferrini 1240-11 04-053-20910Plugged Oil & gasAera Energy LLC
Ferrini 1244-11 04-053-20911Plugged Oil & gasAera Energy LLC
Ferrini 1253-11 04-053-20912Plugged Oil & gasAera Energy LLC
Ferrini 1258-11 04-053-20914Plugged Oil & gasAera Energy LLC
Ferrini 1294-11 04-053-20916Plugged Oil & gasAera Energy LLC
Ferrini 1295-11 04-053-20917Plugged Oil & gasAera Energy LLC
Ferrini 5154-11 04-053-20918Plugged InjectionAera Energy LLC
Ferrini 5194-11 04-053-20919Plugged InjectionAera Energy LLC
Ferrini 5242-11 04-053-20920Plugged InjectionAera Energy LLC
Ferrini 5257-11 04-053-20921Plugged InjectionAera Energy LLC
Ferrini 25A-11 04-053-20945Plugged OtherAera Energy LLC
Ferrini 26A-11 04-053-21113Plugged Oil & gasAera Energy LLC
Ferrini 28A-11 04-053-21114Plugged Oil & gasAera Energy LLC
Ferrini 58A-11 04-053-21115Plugged Oil & gasAera Energy LLC
Ferrini 60A-11 04-053-21116Plugged Oil & gasAera Energy LLC
Ferrini 38R-11 04-053-21231Plugged Oil & gasAera Energy LLC
Ferrini 6155-11 04-053-21257Plugged OtherAera Energy LLC
Ferrini 1006-11 04-053-21271Plugged Oil & gasAera Energy LLC
Ferrini 1007-11 04-053-21272Plugged Oil & gasAera Energy LLC
Ferrini 1053-11 04-053-21273Plugged Oil & gasAera Energy LLC
Ferrini 1055-11 04-053-21274Plugged Oil & gasAera Energy LLC
Ferrini 1058-11 04-053-21275Plugged Oil & gasAera Energy LLC
Ferrini 5057-11 04-053-21277Plugged InjectionAera Energy LLC
Ferrini 5097-11 04-053-21278Plugged InjectionAera Energy LLC
Ferrini 1110R-11 04-053-21332Plugged Oil & gasAera Energy LLC
Ferrini 1202-11 04-053-21338Plugged Oil & gasAera Energy LLC
Ferrini 5200-11 04-053-21340Plugged InjectionAera Energy LLC
Ferrini 1060-11 04-053-21345Plugged Oil & gasAera Energy LLC
Ferrini 1070-11 04-053-21346Plugged Oil & gasAera Energy LLC
Ferrini 5080-11 04-053-21347Plugged InjectionAera Energy LLC
Ferrini 1161R-11 04-053-21349Plugged Oil & gasAera Energy LLC
Ferrini 1258R-11 04-053-21350Plugged Oil & gasAera Energy LLC
Ferrini 1190-11 04-053-21359Plugged Oil & gasAera Energy LLC
Ferrini 1162-11 04-053-21398Plugged Oil & gasAera Energy LLC
Ferrini 1089-11 04-053-21399Plugged Oil & gasAera Energy LLC
Ferrini 5111-11 04-053-21401Plugged InjectionAera Energy LLC
Ferrini 1189-11 04-053-21402Plugged Oil & gasAera Energy LLC
Ferrini 1110RX 04-053-21433Plugged Oil & gasAera Energy LLC
Ferrini 5061-11 04-053-21459Plugged InjectionAera Energy LLC
Ferrini 531A-11 04-053-21475Plugged InjectionAera Energy LLC
Ferrini 528A-11 04-053-21480Plugged InjectionAera Energy LLC
Ferrini 5009-11 04-053-21481Plugged InjectionAera Energy LLC
Ferrini 1007R-11 04-053-21486Plugged Oil & gasAera Energy LLC
Ferrini 5004-11 04-053-21490Plugged InjectionAera Energy LLC
Ferrini 1543H-2 04-053-21522Plugged Oil & gasAera Energy LLC
Ferrini 6192-11 04-053-21526Plugged ServiceAera Energy LLC
Ferrini C.H. 1 04-053-01420Plugged Dry holeChevron U.S.A. Inc.
Ferry 1 04-053-21210Plugged Dry holeCabeen Exploration Corp
Firanzi 44-X 04-053-01162Plugged Dry holeGroup Syndicate
Flentge 1 04-053-01121Plugged Dry holeBirch Ranch & Oil Co.
Flentge 2 04-053-01134Plugged Dry holeBirch Ranch & Oil Co.
Flentge 3 04-053-01135Plugged Dry holeBirch Ranch & Oil Co.
Flentge 4 04-053-01136Plugged Dry holeBirch Ranch & Oil Co.
Flint 1 04-053-01348Plugged Dry holeShell Western E&P Inc.
Floyd L. Paterson Et Al 1 04-053-01213Plugged Dry holeExxon Mobil Corporation
Floyd Patterson 1 04-053-01445Plugged Dry holeChevron U.S.A. Inc.
Foletta Core Hole 1 04-053-01421Plugged ServiceChevron U.S.A. Inc.
Fred J. Ash 1 04-053-01122Plugged Dry holeFred Ash & Sons
Freeman-Pfyffer 76X-23 04-053-01349Plugged Dry holeShell Western E&P Inc.
G - J 1 04-053-01206Plugged Dry holeEstate of J Stephen Horn
Gabilan 1 04-053-21079Plugged Dry holeGabilan Oil Co.
Gabilan Front Core Hole 1 04-053-01422Plugged ServiceChevron U.S.A. Inc.
Gabilan Front Core Hole 2 04-053-01423Plugged ServiceChevron U.S.A. Inc.
Gabilan Mesa 3 04-053-01425Plugged Dry holeChevron U.S.A. Inc.
Gamboa 1-5 04-053-20344Plugged Oil & gasTri-Valley Oil & Gas Co.
Gamboa Estate 41X-5 04-053-01050Plugged Oil & gasVerde Enterprises Opr
Gamboa-kelly 1 04-053-01114Plugged Oil & gasR. H. Beel Dev. Co.
Gamboa-kelly 2 04-053-01115Plugged Oil & gasBarron Kidd
Gamboa-kelly 3 04-053-01116Plugged Oil & gasBarron Kidd
Gamboa-kelly 4 04-053-01117Plugged Oil & gasBarron Kidd
Gardett 1 04-053-01264Plugged Dry holeMerchants Petroleum Co.
Garelli 1 04-053-01246Plugged Dry holeJoseph C Kimble Opr
Garrissere 1 04-053-00104Plugged Oil & gasExxon Mobil Corporation
Garrissere 67X 04-053-01268Plugged Dry holeAera Energy LLC
Garrissere 1 04-053-01427Plugged Dry holeChevron U.S.A. Inc.
Garrissere A 1 04-053-20938Plugged Oil & gasPhillips Petroleum Company
Garrissere A 2 04-053-20939Plugged Oil & gasPhillips Petroleum Company
Gladys Stockdale 1 04-053-01214Plugged Dry holeExxon Mobil Corporation
Glau 1 04-053-01215Plugged Dry holeExxon Mobil Corporation
Glau Corehole 1 04-053-20139Plugged ServiceChevron U.S.A. Inc.
Goldberg 1 04-053-01061Plugged Oil & gasMoriqui Exploration Co.
Gould 1 04-053-01429Plugged Dry holeChevron U.S.A. Inc.
Government 1-33 04-053-00152Plugged Oil & gasChevron U.S.A. Inc.
Government 2-33 04-053-00153Plugged Oil & gasChevron U.S.A. Inc.
Government 3-33 04-053-20944Plugged Oil & gasChevron U.S.A. Inc.

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