⟁ Montana Well Data field records · 2026 survey

Montana Well Data › Roosevelt County

Roosevelt County, Montana: well depth, water level & drilling cost

✓ 3,950 GWIC records · verified 2026-07-27

60 ftmedian well depth
30 ft–115 fttypical depth range
31 ftmedian static water level
10 gpmmedian yield (1,756 tests)

How deep are wells in Roosevelt County, Montana?

The median drilled well depth in Roosevelt County is 60 ft, based on 3,762 wells with recorded depths in the state GWIC database. Half of all wells fall between 30 ft and 115 ft; 90% are shallower than 200 ft. Wells drilled since 2016 have a median depth of 40 ft.

How much does it cost to drill a well in Roosevelt County?

Applying published per-foot rates to the local median depth of 40 ft: drilling and casing alone typically runs $1,000–$2,600; a complete system including pump, pressure tank, and hookup typically runs $2,400–$4,000. Actual quotes depend on site access, geology, and casing requirements.

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What is the static water level in Roosevelt County?

The median static water level is 31 ft below ground surface (middle half of wells: 19 ft–72 ft), from 1,884 measurements.

How much water do wells in Roosevelt County produce?

The median tested yield is 10 gpm (middle half: 6 gpm–20 gpm), from 1,756 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 1,606 50–100 ft 966 100–150 ft 578 150–200 ft 230 200–300 ft 239 300–400 ft 86 400–600 ft 30 600+ ft 27

Who drills wells in Roosevelt County?

Companies by number of wells completed in this county since 2016, per filed well logs.

DrillerWells since 2016
MONTANA SALINITY CONTROL ASSOCIATION76
YELLOW JACKET DRILLING SERVICES LLC24
AGRI INDUSTRIES INC17
HANSEN ENVIRONMENTAL DRILLING17
SHARP DRILLING INC12
WEST CENTRAL ENVIRONMENTAL CONSULTANTS9
BADGER DRILLING AND WELL SERVICE6
HANSEN DRILLING5

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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.