⟁ Montana Well Data field records · 2026 survey

Montana Well Data › Sanders County › Plains (59859)

Plains, MT (59859): well depth, water level & drilling cost

✓ 1,370 GWIC records · Sanders County

120 ftmedian well depth
40 ft–260 fttypical depth range
32 ftmedian static water level
20 gpmmedian yield (1,274 tests)

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How deep are wells in and around Plains (59859), Montana?

The median drilled well depth in and around Plains (59859) is 120 ft, based on 1,356 wells with recorded depths in the state GWIC database. Half fall between 40 ft and 260 ft; 90% are shallower than 400 ft.

How much does it cost to drill a well in and around Plains (59859)?

Applying published per-foot rates to the local median depth of 260 ft: drilling and casing alone typically runs $6,500–$16,900; a complete system including pump, pressure tank, and hookup typically runs $15,600–$26,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Plains (59859)?

The median static water level is 32 ft below ground surface (middle half of wells: 16 ft–96 ft), from 1,289 measurements.

Drilled depth distribution

0–50 ft 451 50–100 ft 135 100–150 ft 152 150–200 ft 95 200–300 ft 250 300–400 ft 136 400–600 ft 108 600+ ft 29
Looking at a specific property in Plains (59859)?

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Part of Sanders County well records.

Method: medians computed from GWIC records (site type WELL, non-abandoned; depths 0–5,000 ft), grouped by ZIP from the recorded address. Cost estimate applies published per-foot ranges to the local median depth — full methodology & sources.