⟁ Montana Well Data field records · 2026 survey

Montana Well Data › Dawson County

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

✓ 3,893 GWIC records · verified 2026-10-02

90 ftmedian well depth
36 ft–164 fttypical depth range
42 ftmedian static water level
10 gpmmedian yield (2,605 tests)

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How deep are wells in Dawson County, Montana?

The median drilled well depth in Dawson County is 90 ft, based on 3,731 wells with recorded depths in the state GWIC database. Half of all wells fall between 36 ft and 164 ft; 90% are shallower than 272 ft. Wells drilled since 2016 have a median depth of 46 ft.

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

Applying published per-foot rates to the local median depth of 46 ft: drilling and casing alone typically runs $1,150–$2,990; a complete system including pump, pressure tank, and hookup typically runs $2,760–$4,600. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Dawson County?

The median static water level is 42 ft below ground surface (middle half of wells: 21 ft–84 ft), from 2,564 measurements.

How much water do wells in Dawson County produce?

The median tested yield is 10 gpm (middle half: 5 gpm–17 gpm), from 2,605 pump tests. A typical household needs 5–10 gpm.

Drilled depth distribution

0–50 ft 1,254 50–100 ft 732 100–150 ft 667 150–200 ft 389 200–300 ft 352 300–400 ft 132 400–600 ft 63 600+ ft 142

Who drills wells in Dawson County?

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

DrillerWells since 2016
H & H DRILLING95
ENVIRONMENTAL WEST EXPLORATION68
HAZ TECH DRILLING INC44
SHARP DRILLING INC37
CASCADE DRILLING LP26
WEST CENTRAL ENVIRONMENTAL CONSULTANTS23
ASKIN DRILLING16
PIRTZ WATERWORX LLC10

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Well records by ZIP code in Dawson County

Median depth, water level, and yield for each ZIP code with recorded wells.

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.