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Best well drillers in Hill County, Montana
Not a pay-to-play list: these are the 59 drilling companies with wells
on record in Hill County, ranked by wells actually drilled here — 2,278 logged
wells in Montana Bureau of Mines and Geology Ground Water Information Center (GWIC) (records as of 2026-07-27). Every number links back to
the public record.
59companies on record
20active since 2022
2,278wells in county record
| # | Company | In Hill Co. since 2016 | All-time in county | Statewide |
|---|
| 1 | HI-Line Drilling Inc. | 84 | 971 | 1,575 |
| 2 | Montana Salinity Control Association | 58 | 140 | 2,583 |
| 3 | Jacobson Drilling | 25 | 220 | 606 |
| 4 | Thomas, Dean, And Hoskins, Inc. | 11 | 11 | 74 |
| 5 | Boland Drilling | 10 | 34 | 1,807 |
| 6 | Montana Highway Dept. | 10 | 10 | 370 |
| 7 | Aquasource Drilling LLC | 7 | 7 | 1,071 |
| 8 | Water & Environmental Technologies | 6 | 6 | 110 |
| 9 | West Central Environmental Consultants | 4 | 4 | 291 |
| 10 | Aquasource Inc. LLC | 1 | 5 | 497 |
| 11 | Hickel & Tooke Drilling Co. | — | 157 | 569 |
| 12 | Esd Inc. | — | 101 | 284 |
| 13 | Simpson | — | 66 | 124 |
| 14 | Brown | — | 57 | 247 |
| 15 | Simpson Drilling Co. | — | 53 | 354 |
| 16 | Briggs Drilling | — | 51 | 381 |
| 17 | MT Dept OF Transportation | — | 48 | 5,869 |
| 18 | MT Salinity | — | 43 | 222 |
| 19 | Parker Drilling | — | 42 | 100 |
| 20 | Hansen Environmental Drilling | — | 41 | 1,195 |
| 21 | Okeefe Drilling Co. | — | 23 | 8,849 |
| 22 | Billmayer Drilling | — | 22 | 3,225 |
| 23 | Haz Tech Drilling Inc. | — | 17 | 2,135 |
| 24 | Maxim Technologies | — | 16 | 491 |
| 25 | Eagle Drilling And Pump Service | — | 13 | 830 |
| 26 | Delta | — | 13 | 89 |
| 27 | SB RL | — | 11 | 63 |
| 28 | SB And RG | — | 9 | 61 |
| 29 | Parker | — | 8 | 33 |
| 30 | Scott Brown | — | 7 | 354 |
| 31 | Environmental West | — | 6 | 143 |
| 32 | Pickett | — | 6 | 347 |
| 33 | Murrays Well Service | — | 5 | 376 |
| 34 | Chen-Northern, Inc. | — | 5 | 205 |
| 35 | Chris Boland Drilling Co. | — | 5 | 37 |
| 36 | Johnson | — | 4 | 658 |
| 37 | A & G Drilling Inc. | — | 4 | 173 |
| 38 | Amec Geomatrix Inc. | — | 4 | 31 |
| 39 | Aaaa Water Well Drilling Inc. | — | 3 | 769 |
| 40 | Anderson Drilling | — | 3 | 1,057 |
| 41 | Keup | — | 3 | 47 |
| 42 | Quigley | — | 3 | 36 |
| 43 | Hillman Drilling | — | 2 | 2,321 |
| 44 | Jennings Drilling Co. | — | 2 | 248 |
| 45 | Tetra Tech | — | 2 | 137 |
| 46 | Sommer | — | 2 | 131 |
| 47 | Agri Industries Inc. | — | 1 | 1,429 |
| 48 | Petrie Pump & Drilling | — | 1 | 621 |
| 49 | Hydrometrics Inc. | — | 1 | 194 |
| 50 | Martin Well Drilling | — | 1 | 1,451 |
| 51 | Poverty Drilling | — | 1 | 992 |
| 52 | Debuff Drilling | — | 1 | 443 |
| 53 | Western Drilling Co. | — | 1 | 229 |
| 54 | Joe Johnson Drilling | — | 1 | 126 |
| 55 | Riddock Casing And Drilling | — | 1 | 91 |
| 56 | Whitaker Well Drilling | — | 1 | 72 |
| 57 | MT Dept OF Highways | — | 1 | 55 |
| 58 | Bray | — | 1 | 30 |
| 59 | Peterson | — | 1 | 29 |
Ranked by wells drilled in Hill County since 2016 (then all-time), from the full GWIC
record. A ★ marks a featured sponsor — sponsors must appear in the county record to be listed, and
the ranking below them is never reordered.
Who drills the most wells in Hill County?
HI-Line Drilling Inc. has drilled the most Hill County wells in the recent record — 84 since 2016, 971 in the county all-time.
How many well drilling companies work in Hill County?
59 companies in the GWIC record have drilled wells in Hill County; 20 of them have drilled somewhere in Montana since 2022. Smaller operators below the record threshold may also serve the area.
How deep is a typical well in Hill County?
The median drilled depth in Hill County is 90 ft, based on 3,289 recorded wells. Depths, water levels, and yields are on the Hill County wells page.
Well depths, static water levels, tested yields, and drilling cost estimates for this county live on
the Hill County wells page.
Drill in Hill County?
If your company is on this list, your profile is free to claim — confirm your details and add your
contact information so Hill County property owners reach you directly.
Claim your profile Free to claim · built from GWIC public well-log records.