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Dalen Resources Oil & Gas Co.: wells in California

Also operates in OK (11), LA (1), TX (21), NM (5), GOM (6), WY (14), UT (10), KS (21).

Where they operate

CountyActiveWells
Yolo08
Solano06
Colusa06
Glenn03
Sutter02
Tehama01
San Joaquin01
Contra Costa01

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusType
A.G. Richter 1 04-113-20602Plugged Gas
Andreotti 1 04-011-20229Plugged Gas
Andreotti 3 04-011-20243Plugged Gas
Andreotti 4 04-011-20244Plugged Gas
Andreotti 5 04-011-20250Plugged Gas
Andreotti 15 04-011-20443Plugged Gas
Andreotti 16 04-011-20480Plugged Dry hole
Barrios 1 04-113-20641Plugged Gas
Capitol-Swanston 2 04-113-20510Plugged Gas
Dufour 1 04-113-20232Plugged Gas
Fleming-Watts 1-14 04-021-20269Plugged Gas
Machado 1 04-103-20146Plugged Gas
N. Roberts Island 1 04-077-20504Plugged Gas
Petersen Estate 3-27 04-095-20336Plugged Gas
Petersen Estate 1-22 04-095-20396Plugged Gas
Petersen Estate 2-22 04-095-20407Plugged Gas
Petersen Estate 5-27 04-095-20828Plugged Dry hole
Petersen Estate 6-27 04-095-20831Plugged Dry hole
Petersen Estate Unit 2 4-27 04-095-20346Plugged Gas
Poldervaart 1-24 04-021-20510Plugged Dry hole
Reclamation District 1-24 04-101-20366Plugged Gas
Seaward-Shannon 1-32 04-101-20233Plugged Gas
Spooner 1-24 04-021-20430Plugged Dry hole
Swanston 4 04-113-20598Plugged Gas
Swanston 5 04-113-20609Plugged Gas
Swanston 3A 04-113-20723Plugged Gas
Swanston 9 04-113-20787Plugged Gas
Western-Enos-Nunn 1 04-013-20156Plugged Gas

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