Who is actually doing the work in Toole County, drawn from state well logs and county rosters, and how to get quotes.
Depth is the median of 63 water wells completed in Toole County in the last five years. Half fell between 24 and 33 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 |
|---|---|---|---|---|
| Olympus Technical Services | 21 | 21 | 2024 | 25 ft |
| Montana Salinity Control Association | 17 | 23 | 2024 | 28 ft |
| Cascade Drilling Lp | 6 | 6 | 2025 | 26 ft |
| Cascade Drilling | 6 | 6 | 2026 | 29 ft |
| Pioneer Technical Services Inc | 5 | 5 | 2022 | 20 ft |
| Boland Drilling | 4 | 8 | 2025 | 35 ft |
| Aquasource Drilling Llc | 4 | 6 | 2026 | 121 ft |
| West Central Environmental Consultants | 3 | 3 | 2023 | 13 ft |
| Aquasource Inc Llc | 2 | 3 | 2021 | 200 ft |
| 406 Water Wells, Llc | 1 | 1 | 2025 | 100 ft |
See all 14 drilling companies in Toole 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 Toole County →
Septic permits in Montana are issued locally. Before anything else, call the Toole 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 Toole County, and they contact you directly. Free for landowners.
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