The drilling companies that have actually completed wells within 15 miles of Lockwood, ranked by how many, from the well logs each company filed with the state. Lockwood is in Yellowstone County.
In the last five years, 689 wells were completed within 15 miles of Lockwood, by 22 different drilling companies. The most active was American Drilling & Supply, with 171. The three busiest companies drilled 61 percent of them, so work here is concentrated among a few outfits.
| Company | Wells within 15 mi | Latest | Closest well |
|---|---|---|---|
| American Drilling & Supply | 171 | 2026 | 1 mi |
| Bertram Drilling Inc | 157 | 2026 | 1 mi |
| Haz Tech Drilling Inc | 91 | 2026 | 3 mi |
| Aaqua Drilling Inc | 56 | 2026 | 4 mi |
| Mayes Drilling Inc | 49 | 2026 | 2 mi |
| Pioneer Technical Services Inc | 32 | 2026 | 4 mi |
| West Central Environmental Consultants | 22 | 2026 | 5 mi |
| Olympus Technical Services | 18 | 2025 | 6 mi |
| Sk Geotechnical Co | 18 | 2025 | 5 mi |
| A-1 Drilling | 13 | 2026 | 4 mi |
| Holt Services Inc | 13 | 2022 | 2 mi |
| Gary'S Drilling Inc. | 11 | 2025 | 5 mi |
| 406 Water Wells, Llc | 7 | 2026 | 4 mi |
| Gary Mayes Drilling Inc | 6 | 2025 | 5 mi |
| Cascade Drilling Lp | 5 | 2024 | 2 mi |
| Environmental West Exploration | 5 | 2022 | 9 mi |
| American Engineering Testing Inc | 2 | 2025 | 12 mi |
| Okeefe Drilling Co | 2 | 2025 | 11 mi |
| Vidic Drilling Inc | 2 | 2024 | 4 mi |
| A-10 Drilling | 1 | 2025 | 15 mi |
| Environmental West | 1 | 2022 | 9 mi |
| Potts Drilling Inc | 1 | 2025 | 5 mi |
Source: MBMG Ground Water Information Center well logs completed 2021 to 2026, counted by distance from the center of Lockwood. Only logs that name a company are ranked. This is a count of public records, not a recommendation; see how to check a driller before you hire. For depth, yield and water level near a specific property, see Montana Water Report.
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