Montana Well Data › Carbon County
Carbon County, Montana: well depth, water level & drilling cost
✓ 6,489 GWIC records · verified 2026-10-02
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How deep are wells in Carbon County, Montana?
The median drilled well depth in Carbon County is 58 ft, based on 6,416 wells with recorded depths in the state GWIC database. Half of all wells fall between 36 ft and 120 ft; 90% are shallower than 250 ft. Wells drilled since 2016 have a median depth of 59 ft.
How much does it cost to drill a well in Carbon County?
Applying published per-foot rates to the local median depth of 59 ft: drilling and casing alone typically runs $1,475–$3,835; a complete system including pump, pressure tank, and hookup typically runs $3,540–$5,900. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Carbon County?
The median static water level is 19 ft below ground surface (middle half of wells: 10 ft–39 ft), from 5,977 measurements.
How much water do wells in Carbon County produce?
The median tested yield is 24 gpm (middle half: 10 gpm–40 gpm), from 5,959 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Carbon County?
Companies by number of wells completed in this county since 2016, per filed well logs.
| Driller | Wells since 2016 |
|---|---|
| AAQUA DRILLING INC | 815 |
| DOUGLAS DRILLING | 137 |
| AMERICAN DRILLING & SUPPLY | 37 |
| BERTRAM DRILLING INC | 36 |
| A-1 DRILLING | 34 |
| OLYMPUS TECHNICAL SERVICES | 13 |
| DOUGLAS DRILLING LLC | 10 |
| SHARP DRILLING INC | 8 |
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Well records by ZIP code in Carbon County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Red Lodge (59068) — 2,165 wells, median 50 ft
- Roberts (59070) — 914 wells, median 70 ft
- Edgar (59026) — 591 wells, median 34 ft
- Bridger (59014) — 515 wells, median 55 ft
- Joliet (59041) — 500 wells, median 90 ft
- Roscoe (59071) — 433 wells, median 70 ft
- Boyd (59013) — 428 wells, median 80 ft
- Belfry (59008) — 363 wells, median 80 ft
- Fromberg (59029) — 290 wells, median 40 ft
- Bearcreek (59007) — 138 wells, median 85 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.