The drilling companies that have actually completed wells within 15 miles of Charlo, ranked by how many, from the well logs each company filed with the state. Charlo is in Lake County.
In the last five years, 296 wells were completed within 15 miles of Charlo, by 19 different drilling companies. The most active was Ace Drilling, with 130. The three busiest companies drilled 69 percent of them, so work here is concentrated among a few outfits.
| Company | Wells within 15 mi | Latest | Closest well |
|---|---|---|---|
| Ace Drilling | 130 | 2026 | 1 mi |
| Oh Well Drilling And Pump | 50 | 2026 | 2 mi |
| West Central Environmental Consultants | 21 | 2026 | 0 mi |
| Allwest Drilling Inc | 19 | 2025 | 3 mi |
| Coldwater Drilling And Pumps | 18 | 2025 | 1 mi |
| Jeromes Drilling Co | 15 | 2025 | 2 mi |
| Olympus Technical Services | 14 | 2023 | 4 mi |
| Camp Well Drilling And Pump Service | 6 | 2026 | 5 mi |
| Heimark Drilling | 6 | 2026 | 3 mi |
| Ak Drilling Inc | 2 | 2026 | 11 mi |
| Jay Bick Drilling, Llc | 2 | 2026 | 10 mi |
| North Star Drilling Inc | 2 | 2026 | 11 mi |
| Western Montana Drilling Co. | 2 | 2024 | 7 mi |
| Camp Well Drilling & Pump Supply | 1 | 2025 | 13 mi |
| Evensix Inc. Dba Allwest Drilling | 1 | 2025 | 13 mi |
| Gove Contracting | 1 | 2023 | 10 mi |
| Okeefe Drilling Co | 1 | 2024 | 14 mi |
| Ponderosa Drilling Llc | 1 | 2026 | 6 mi |
| Rm Drilling And Well Services | 1 | 2026 | 9 mi |
Source: MBMG Ground Water Information Center well logs completed 2021 to 2026, counted by distance from the center of Charlo. 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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