⟁ Montana Well Data field records · 2026 survey

Montana Well Data › Lewis and Clark County › Helena (59604)

Helena, MT (59604): well depth, water level & drilling cost

✓ 2,286 GWIC records · Lewis and Clark County

80 ftmedian well depth
55 ft–123 fttypical depth range
20 ftmedian static water level
30 gpmmedian yield (2,049 tests)

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How deep are wells in and around Helena (59604), Montana?

The median drilled well depth in and around Helena (59604) is 80 ft, based on 2,225 wells with recorded depths in the state GWIC database. Half fall between 55 ft and 123 ft; 90% are shallower than 283 ft.

How much does it cost to drill a well in and around Helena (59604)?

Applying published per-foot rates to the local median depth of 100 ft: drilling and casing alone typically runs $2,500–$6,500; a complete system including pump, pressure tank, and hookup typically runs $6,000–$10,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Helena (59604)?

The median static water level is 20 ft below ground surface (middle half of wells: 10 ft–60 ft), from 2,144 measurements.

Drilled depth distribution

0–50 ft 394 50–100 ft 1,010 100–150 ft 374 150–200 ft 123 200–300 ft 106 300–400 ft 82 400–600 ft 81 600+ ft 55
Looking at a specific property in Helena (59604)?

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Part of Lewis and Clark 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.