Montana Well Data › Cascade County
Cascade County, Montana: well depth, water level & drilling cost
✓ 7,173 GWIC records · verified 2026-08-24
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How deep are wells in Cascade County, Montana?
The median drilled well depth in Cascade County is 110 ft, based on 7,028 wells with recorded depths in the state GWIC database. Half of all wells fall between 38 ft and 245 ft; 90% are shallower than 460 ft. Wells drilled since 2016 have a median depth of 190 ft.
How much does it cost to drill a well in Cascade County?
Applying published per-foot rates to the local median depth of 190 ft: drilling and casing alone typically runs $4,750–$12,350; a complete system including pump, pressure tank, and hookup typically runs $11,400–$19,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Cascade County?
The median static water level is 35 ft below ground surface (middle half of wells: 15 ft–102 ft), from 5,926 measurements.
How much water do wells in Cascade County produce?
The median tested yield is 22 gpm (middle half: 10 gpm–40 gpm), from 5,581 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Cascade County?
Companies by number of wells completed in this county since 2016, per filed well logs.
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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.