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Montana · County

Stillwater County, Montana: oil & gas wells, operators and production

Stillwater County has 367 wells in the MBOGC well file — 5 of them producing today (3 oil, 2 gas), 0 permitted, 0 spudded but not yet completed, and 299 plugged and abandoned. The most active operator by well count is West Gas INC. Figures come from the 2026-09-29 MBOGC bulk file; production runs through 2026-08.

367Wells
5Producing
3Reported last 12 mo
21,164Bbl oil / 12 mo
0Mcf gas / 12 mo

Top operators in Stillwater County

OperatorWells
West Gas INC39
Montana Energy Company, LLC25
Equitable Resources Energy Co, Western Region21
Energy Rock INC.15
Concept Resources, INC.12
Midwest Refining Co.10
Midway Energy, LLC10
Mountain Pacific General INC.10
Montana Power Company9
Crystal Carbon Co.9

Fields & pools

FieldWells
Lake Basin61
Rapelje29
Big Coulee15
Dean Dome11
Wildcat Stillwater11
Lake Basin, North11
Mackay Dome8
Little Basin5
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Other Montana counties

Beaverhead County30 wells · 0 producing Big Horn County1,775 wells · 71 producing Blaine County2,709 wells · 627 producing Broadwater County7 wells · 0 producing Carbon County624 wells · 74 producing Carter County457 wells · 1 producing Cascade County101 wells · 0 producing Chouteau County786 wells · 98 producing Custer County228 wells · 0 producing Daniels County172 wells · 1 producing Dawson County368 wells · 42 producing Deerlodge County2 wells · 0 producing Fallon County2,769 wells · 1,246 producing Fergus County395 wells · 7 producing Flathead County12 wells · 0 producing Gallatin County39 wells · 0 producing Garfield County293 wells · 10 producing Glacier County3,257 wells · 597 producing Golden Valley County120 wells · 0 producing Granite County9 wells · 0 producing Hill County2,351 wells · 510 producing Jefferson County8 wells · 0 producing Judith Basin County63 wells · 0 producing Lake County4 wells · 0 producing Lewis and Clark County32 wells · 1 producing Liberty County1,211 wells · 252 producing Madison County12 wells · 0 producing McCone County333 wells · 0 producing Meagher County11 wells · 0 producing Musselshell County1,385 wells · 28 producing Park County33 wells · 0 producing Petroleum County706 wells · 43 producing Phillips County2,523 wells · 1,464 producing Pondera County1,468 wells · 165 producing Powder River County1,289 wells · 49 producing Powell County7 wells · 0 producing Prairie County85 wells · 5 producing Richland County2,222 wells · 1,174 producing Roosevelt County1,339 wells · 262 producing Rosebud County1,171 wells · 36 producing Sanders County3 wells · 0 producing Sheridan County1,100 wells · 87 producing Stillwater County367 wells · 5 producing Sweetgrass County81 wells · 0 producing Teton County749 wells · 93 producing Toole County7,830 wells · 1,351 producing Treasure County31 wells · 0 producing Valley County640 wells · 168 producing Wheatland County58 wells · 1 producing Wibaux County321 wells · 71 producing Yellowstone County448 wells · 24 producing