Toole County, MT oil and gas wells
7,830 wells: 1,428 active, 4,874 plugged, run by 1,001 operators.
Toole County, MT has more wells on record than any other Montana county: 7,830, or 19% of the state's 42,051. 1,428 of its wells (18%) are active, below the statewide share of 23%. Another 1,447 are shut in or temporarily abandoned. Of the 7,829 wells here with a type on record, 46% are oil wells, 32% dry holes and 20% gas wells. Drilling records here go back to 1916. 22 wells (0%) were drilled in 2016 or later, the most recent in 2025. 6 wells are listed as permitted or being drilled. Wells with a recorded depth average 1,772 ft. 1,001 operators have wells here. The largest by active wells is Somont Oil Company, Inc., with 405 active (28% of the county's active wells).
Figures from the Montana Board of Oil and Gas Conservation, updated 2026-11-02.
Top operators in Toole
| Operator | Active | Wells here |
|---|---|---|
| Somont Oil Company, Inc. | 405 | 977 |
| A. B. Energy LLC | 227 | 262 |
| MCR, LLC | 111 | 252 |
| Keesun Corporation | 102 | 219 |
| Ranck Oil Company, Inc. | 71 | 140 |
| H&R Energy, LLC | 58 | 214 |
| LaMarsa Corp. | 54 | 71 |
| Montalban Oil & Gas Operations, Inc. | 42 | 60 |
| Western Natural Gas Company | 36 | 87 |
| New Horizon Resources LLC | 34 | 85 |
| Northern Producing LLC | 32 | 39 |
| Chelin LLC | 29 | 68 |
| D & H Energy, LLC | 24 | 35 |
| Alme, Henry A. | 19 | 27 |
| Phoenix Energy, Inc. | 16 | 75 |
| King-Sherwood Oil | 12 | 50 |
| Sands Oil Company | 9 | 40 |
| Ballantyne Ventures LLC | 9 | 18 |
| Rimrock Colony | 8 | 11 |
| Homestake Oil & Gas Co. | 7 | 16 |
| Three Forks Resources, LLC | 7 | 7 |
| NorthWestern Corporation | 6 | 64 |
| Dankbar, LLC | 6 | 18 |
| Brainstorm Energy, Inc. | 5 | 27 |
| Robert Hawkins, Inc. | 5 | 17 |
Wells
Not plugged · All wells · Plugged · Orphaned
| Well | API / ID | Status | Type | Operator |
|---|---|---|---|---|
| Blumberg 4 | 25-101-05710 | Shut in | Oil | 🔒 Sign in free |
| Blumberg 4 | 25-101-05894 | Active | Oil | 🔒 Sign in free |
| Blumberg 5 | 25-101-05715 | Shut in | Oil | 🔒 Sign in free |
| Blumberg 5 | 25-101-05873 | Active | Injection | 🔒 Sign in free |
| Blumberg 6 | 25-101-05891 | Active | Injection | 🔒 Sign in free |
| Blumberg 8-32 | 25-101-22298 | Shut in | Oil | 🔒 Sign in free |
| Blumberg Cox 1 | 25-101-21922 | Shut in | Oil | 🔒 Sign in free |
| Boggs 2-12 | 25-101-23813 | Active | Gas | 🔒 Sign in free |
| Boland 16-28 | 25-101-22741 | Shut in | Gas | 🔒 Sign in free |
| Bradley 10 | 25-101-22647 | Shut in | Oil | 🔒 Sign in free |
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Toole County, MT well questions
How many oil and gas wells are in Toole County, MT?
7,830 wells are on record: 1,428 active, 1,447 shut in or temporarily abandoned and 4,874 plugged.
Who operates the most wells in Toole County, MT?
Somont Oil Company, Inc., with 405 active wells and 977 wells on record here. The table above lists the top operators.
Are new wells still being drilled in Toole County, MT?
Yes. 22 wells were drilled in 2016 or later, the most recent in 2025, and 6 more are permitted or being drilled.