Who is actually doing the work in Fergus County, drawn from state well logs and county rosters, and how to get quotes.
Depth is the median of 199 water wells completed in Fergus County in the last five years. Half fell between 110 and 420 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 |
|---|---|---|---|---|
| Central Drilling Inc | 170 | 259 | 2026 | 200 ft |
| Singley Drilling | 42 | 64 | 2026 | 147 ft |
| Hole World Consulting Llc | 22 | 31 | 2025 | 320 ft |
| Montana Salinity Control Association | 20 | 163 | 2021 | 22 ft |
| Aquasource Drilling Llc | 4 | 8 | 2024 | 792 ft |
| Vidic Drilling Inc | 4 | 7 | 2024 | 161 ft |
| Olympus Technical Services | 3 | 7 | 2022 | 20 ft |
| Mt Dept Of Transportation | 1 | 36 | 2021 | 21 ft |
| Okeefe Drilling Co | 1 | 5 | 2022 | 25 ft |
| Bertram Drilling Inc | 1 | 1 | 2022 | 278 ft |
See all 18 drilling companies in Fergus 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 Fergus County →
Lewistown Warm Spring Creek Brooks Moore Danvers
Septic permits in Montana are issued locally. Before anything else, call the Fergus 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 Fergus County, and they contact you directly. Free for landowners.
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