Who is actually doing the work in Big Horn County, drawn from state well logs and county rosters, and how to get quotes.
Depth is the median of 134 water wells completed in Big Horn County in the last five years. Half fell between 28 and 295 feet. Your parcel can sit well outside that range; nearby wells tell you more than any county figure.
Ranked by wells completed in the county over the last five years, from the well logs each company filed with the state. Recent work matters more than a long history.
| Company | Last 5 yrs | Last 10 yrs | Latest | Median depth |
|---|---|---|---|---|
| Gary'S Drilling Inc. | 40 | 43 | 2026 | 247 ft |
| American Drilling & Supply | 20 | 59 | 2025 | 77 ft |
| Bertram Drilling Inc | 19 | 24 | 2025 | 46 ft |
| A-1 Drilling | 11 | 11 | 2024 | 30 ft |
| Pioneer Technical Services Inc | 9 | 9 | 2024 | 20 ft |
| Wwc Engineering | 7 | 10 | 2025 | 56 ft |
| Askin Drilling | 6 | 13 | 2026 | 123 ft |
| Olympus Technical Services | 6 | 9 | 2025 | 13 ft |
| Higgins Drilling Company | 5 | 14 | 2026 | 151 ft |
| Gary Mayes Drilling Inc | 5 | 9 | 2026 | 74 ft |
See all 26 drilling companies in Big Horn County →
Source: MBMG Ground Water Information Center well logs. Counts include only logs that name a company. Companies that have not filed a log here in ten years are left off.
Working near a stream? 310 permits in Big Horn County →
Septic permits in Montana are issued locally. Before anything else, call the Big Horn County sanitarian or environmental health office and ask for a site evaluation; on raw land it belongs before you close. Our septic guide explains what they will look for.
Tell us what you need. We'll send your request to up to three contractors who work in Big Horn County, and they contact you directly. Free for landowners.
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