Lamarsa

Operator of record for 75 catalogued wells across 1 state. Every well below links to its full registry page.

Wells operated

Active

Plugged

Orphaned

Portfolio by state

State	Wells
Montana	75

Well mix

Oil wells: 6
Gas wells: 69
Shut-in: 17
Active share: 76%

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Notable wells operated by Lamarsa

Wells operated by Lamarsa
Well	API #	Status	Type	Location	Operator	Depth
Anderson 5-1	25-035-21366	Active	Gas	Glacier, MT	LaMarsa Corp.	3,240 ft
Tuma 1	25-035-21223	Shut-in	Gas	Glacier, MT	LaMarsa Corp.	2,906 ft
Demarest 3-32	25-051-21569	Active	Gas	Liberty, MT	LaMarsa Corp.	2,771 ft
State 1	25-101-08602	Active	Gas	Toole, MT	LaMarsa Corp.	2,242 ft
Gallagher 12-30	25-101-23364	Active	Gas	Toole, MT	LaMarsa Corp.	2,060 ft
Landowners 1	25-101-05122	Active	Gas	Toole, MT	LaMarsa Corp.	2,022 ft
Coombs 1	25-101-05139	Active	Gas	Toole, MT	LaMarsa Corp.	1,980 ft
Schimmel 1	25-101-05126	Active	Gas	Toole, MT	LaMarsa Corp.	1,941 ft
Shuler 1	25-101-05149	Active	Gas	Toole, MT	LaMarsa Corp.	1,852 ft
Dyrdahl 16-29	25-101-22029	Shut-in	Gas	Toole, MT	LaMarsa Corp.	1,780 ft
Rittenhouse 11-1	25-101-21645	Active	Gas	Toole, MT	LaMarsa Corp.	1,727 ft
Atkins 4-19	25-101-23120	Shut-in	Gas	Toole, MT	LaMarsa Corp.	1,633 ft

Deepest first where depth is published; find any well via search.

Frequently asked questions

How many wells does Lamarsa operate?

Lamarsa is the operator of record for 75 catalogued oil & gas wells, with the largest concentration in Montana (75). Only wells in states WellCensus has ingested are counted.

How many of Lamarsa's wells are still active?

57 of Lamarsa's catalogued wells are active; 1 are plugged & abandoned.

Dataset updated July 2026 . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).