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Union Oil Company of California: wells in California

Also operates in OK (243), LA (84), TX (528), NM (194), GOM (12), ND (47), CO (2), WY (234), AK (229), UT (70), KS (13), MT (199), MI (652), IL (916), NY (1), SD (2), POCS (6).

Where they operate

CountyActiveWells
Santa Barbara0649
Orange0486
Los Angeles0364
San Luis Obispo0334
Kern0294
Ventura0108
Orange Offshore077
Sacramento064
Santa Barbara Offshore047
San Joaquin032
San Mateo018
Solano09
Monterey09
Contra Costa08
Yolo07
Colusa05
Tulare04
Santa Cruz04
Glenn04
Ventura Offshore03
San Bernardino02
Sutter01
Santa Cruz Island Offshore01
Santa Cruz Island01
San Miguel Island Offshore01
Butte01

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusType
Alexander 1 04-037-15564Shut in Oil & gas
Anlauf 1 04-111-02384Shut in Oil & gas
Anlauf 2 04-111-06302Shut in Oil & gas
Bastanchury 6 04-059-01267Shut in Oil & gas
Bell 2 04-037-15609Shut in Oil & gas
Graham & Loftus 27 04-059-07077Shut in Oil & gas
Graham-Loftus 13A 04-059-21548Shut in Oil & gas
Hancock 2 04-037-14687Shut in Oil & gas
Howard 1 04-037-15649Shut in Oil & gas
Lease by Union Oil Company of California 13 04-029-32879Shut in Oil & gas
Lease by Union Oil Company of California 8 04-111-06447Shut in Oil & gas
Los Angeles 1A 04-111-21875Shut in Oil & gas
Los Angeles 4 04-111-21876Shut in Oil & gas
Los Angeles 5 04-111-21877Shut in Oil & gas
Los Angeles 6 04-111-21878Shut in Oil & gas
Los Angeles 7 04-111-21879Shut in Oil & gas
Maquire 1 04-111-06356Shut in Dry hole
Meyer 2 04-037-06181Shut in Oil & gas
Pirie 2 04-111-06455Shut in Oil & gas
Pirie 3 04-111-06456Shut in Oil & gas
Placentia Orchard 1 04-059-01271Shut in Oil & gas
Stearns 22 04-059-06965Shut in Oil & gas
Stearns 25 04-059-06968Shut in Oil & gas
Stearns 30 04-059-06973Shut in Oil & gas
Stearns 8 04-059-07025Shut in Oil & gas
Tar Creek 3 04-111-21886Shut in Oil & gas
Twilight 16 04-111-21826Shut in Oil & gas

Operator names are shown as each state records them. Data as of 2026-10-19.