Montana Well Data › Toole County
Toole County, Montana: well depth, water level & drilling cost
✓ 845 GWIC records · verified 2026-10-02
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How deep are wells in Toole County, Montana?
The median drilled well depth in Toole County is 38 ft, based on 811 wells with recorded depths in the state GWIC database. Half of all wells fall between 20 ft and 112 ft; 90% are shallower than 210 ft. Wells drilled since 2016 have a median depth of 26 ft.
How much does it cost to drill a well in Toole County?
Applying published per-foot rates to the local median depth of 38 ft: drilling and casing alone typically runs $950–$2,470; a complete system including pump, pressure tank, and hookup typically runs $2,280–$3,800. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Toole County?
The median static water level is 23 ft below ground surface (middle half of wells: 12 ft–70 ft), from 424 measurements.
How much water do wells in Toole County produce?
The median tested yield is 10 gpm (middle half: 4 gpm–35 gpm), from 409 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Toole County?
Companies by number of wells completed in this county since 2016, per filed well logs.
| Driller | Wells since 2016 |
|---|---|
| OLYMPUS TECHNICAL SERVICES | 20 |
| MONTANA SALINITY CONTROL ASSOCIATION | 17 |
| BOLAND DRILLING | 7 |
| CASCADE DRILLING | 6 |
| CASCADE DRILLING LP | 6 |
| AQUASOURCE DRILLING LLC | 4 |
| PIONEER TECHNICAL SERVICES INC | 4 |
| WEST CENTRAL ENVIRONMENTAL CONSULTANTS | 3 |
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Well records by ZIP code in Toole County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Sweet Grass (59484) — 221 wells, median 58 ft
- Galata (59444) — 168 wells, median 90 ft
- Sunburst (59482) — 139 wells, median 34 ft
- Lothair (59461) — 119 wells, median 22 ft
- Ledger (59456) — 105 wells, median 25 ft
- Kevin (59454) — 87 wells, median 147 ft
Method: medians computed from GWIC records (site type WELL, non-abandoned; depths 0–5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.