The drilling companies that have actually completed wells within 15 miles of Swan Lake, ranked by how many, from the well logs each company filed with the state. Swan Lake is in Lake County.
In the last five years, 180 wells were completed within 15 miles of Swan Lake, by 20 different drilling companies. The most active was Oh Well Drilling And Pump, with 38. The three busiest companies drilled 51 percent of them, with the rest spread across smaller outfits.
| Company | Wells within 15 mi | Latest | Closest well |
|---|---|---|---|
| Oh Well Drilling And Pump | 38 | 2026 | 2 mi |
| Billmayer Drilling | 30 | 2026 | 2 mi |
| Ace Drilling | 23 | 2026 | 6 mi |
| Rm Drilling And Well Services | 22 | 2026 | 2 mi |
| West Central Environmental Consultants | 11 | 2023 | 3 mi |
| Chambers Drilling Company | 8 | 2026 | 2 mi |
| Coldwater Drilling And Pumps | 8 | 2026 | 9 mi |
| Allwest Drilling Inc | 7 | 2025 | 10 mi |
| Okeefe Drilling Co | 7 | 2025 | 9 mi |
| Glazier Drilling | 5 | 2026 | 10 mi |
| Rm Drilling & Well Service Inc. | 5 | 2022 | 7 mi |
| Davis Brothers Drilling | 3 | 2026 | 10 mi |
| Evensix Inc. Dba Allwest Drilling | 3 | 2025 | 10 mi |
| Gary Gove Drilling | 2 | 2024 | 8 mi |
| Aquasource Inc Llc | 1 | 2021 | 14 mi |
| Cyclone Drilling Inc | 1 | 2023 | 11 mi |
| Gove Contracting | 1 | 2022 | 15 mi |
| Heimark Drilling | 1 | 2026 | 12 mi |
| Jeromes Drilling Co | 1 | 2025 | 11 mi |
| Ponderosa Drilling Llc | 1 | 2026 | 8 mi |
Source: MBMG Ground Water Information Center well logs completed 2021 to 2026, counted by distance from the center of Swan Lake. 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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