Montana Well Data › Powder River County
Powder River County, Montana: well depth, water level & drilling cost
✓ 3,936 GWIC records · verified 2026-10-02
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How deep are wells in Powder River County, Montana?
The median drilled well depth in Powder River County is 168 ft, based on 3,769 wells with recorded depths in the state GWIC database. Half of all wells fall between 80 ft and 300 ft; 90% are shallower than 500 ft. Wells drilled since 2016 have a median depth of 260 ft.
How much does it cost to drill a well in Powder River County?
Applying published per-foot rates to the local median depth of 168 ft: drilling and casing alone typically runs $4,200–$10,920; a complete system including pump, pressure tank, and hookup typically runs $10,080–$16,800. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Powder River County?
The median static water level is 61 ft below ground surface (middle half of wells: 25 ft–123 ft), from 3,026 measurements.
How much water do wells in Powder River County produce?
The median tested yield is 10 gpm (middle half: 5 gpm–15 gpm), from 3,368 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Powder River County?
Companies by number of wells completed in this county since 2016, per filed well logs.
| Driller | Wells since 2016 |
|---|---|
| ASKIN DRILLING | 86 |
| WW DRILLING LLC | 50 |
| HIGGINS DRILLING COMPANY | 22 |
| WWC ENGINEERING | 9 |
| SHARP DRILLING INC | 2 |
| WATER SYSTEM DRILLING INC | 2 |
| BRIDGER DRILLING INC | 2 |
| A3 SERVICES LLC | 1 |
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Well records by ZIP code in Powder River County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Olive (59343) — 1,124 wells, median 140 ft
- Otter (59062) — 531 wells, median 110 ft
- Ashland (59004) — 403 wells, median 125 ft
- Powderville (59345) — 395 wells, median 200 ft
- Boyes (59316) — 366 wells, median 207 ft
- Broadus (59317) — 360 wells, median 250 ft
- Ashland (59003) — 309 wells, median 155 ft
- Biddle (59314) — 291 wells, median 205 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.