⟁ Montana Well Data field records · 2026 survey

Montana Well Data › Lewis and Clark County › Helena (59623)

Helena, MT (59623): well depth, water level & drilling cost

✓ 464 GWIC records · Lewis and Clark County

200 ftmedian well depth
120 ft–320 fttypical depth range
57 ftmedian static water level
15 gpmmedian yield (439 tests)

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How deep are wells in and around Helena (59623), Montana?

The median drilled well depth in and around Helena (59623) is 200 ft, based on 457 wells with recorded depths in the state GWIC database. Half fall between 120 ft and 320 ft; 90% are shallower than 510 ft.

How much does it cost to drill a well in and around Helena (59623)?

Applying published per-foot rates to the local median depth of 200 ft: drilling and casing alone typically runs $5,000–$13,000; a complete system including pump, pressure tank, and hookup typically runs $12,000–$20,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Helena (59623)?

The median static water level is 57 ft below ground surface (middle half of wells: 26 ft–121 ft), from 436 measurements.

Drilled depth distribution

0–50 ft 43 50–100 ft 46 100–150 ft 71 150–200 ft 52 200–300 ft 111 300–400 ft 50 400–600 ft 50 600+ ft 34
Looking at a specific property in Helena (59623)?

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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.