Montana Well Data › Silver Bow County
Silver Bow County, Montana: well depth, water level & drilling cost
✓ 4,353 GWIC records · verified 2026-10-02
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How deep are wells in Silver Bow County, Montana?
The median drilled well depth in Silver Bow County is 95 ft, based on 4,226 wells with recorded depths in the state GWIC database. Half of all wells fall between 45 ft and 170 ft; 90% are shallower than 280 ft. Wells drilled since 2016 have a median depth of 143 ft.
How much does it cost to drill a well in Silver Bow County?
Applying published per-foot rates to the local median depth of 143 ft: drilling and casing alone typically runs $3,575–$9,295; a complete system including pump, pressure tank, and hookup typically runs $8,580–$14,300. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Silver Bow County?
The median static water level is 33 ft below ground surface (middle half of wells: 15 ft–58 ft), from 3,590 measurements.
How much water do wells in Silver Bow County produce?
The median tested yield is 20 gpm (middle half: 12 gpm–30 gpm), from 3,196 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Silver Bow County?
Companies by number of wells completed in this county since 2016, per filed well logs.
| Driller | Wells since 2016 |
|---|---|
| OKEEFE DRILLING CO | 325 |
| AK DRILLING INC | 78 |
| AK DRILLING INC. | 35 |
| A-10 DRILLING | 22 |
| AK DRILLING, INC. | 21 |
| PIONEER TECHNICAL SERVICES INC | 20 |
| WESTERN WATER WELLS | 18 |
| H & L DRILLING INC | 18 |
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Well records by ZIP code in Silver Bow County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Butte (59707) — 3,101 wells, median 75 ft
- Butte (59701) — 604 wells, median 100 ft
- Butte (59750) — 500 wells, median 115 ft
- Butte (59702) — 370 wells, median 160 ft
- Ramsay (59748) — 338 wells, median 75 ft
- Melrose (59743) — 289 wells, median 45 ft
- Divide (59727) — 235 wells, median 48 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.