Montana Well Data › Blaine County
Blaine County, Montana: well depth, water level & drilling cost
✓ 1,846 GWIC records · verified 2026-10-02
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How deep are wells in Blaine County, Montana?
The median drilled well depth in Blaine County is 77 ft, based on 1,722 wells with recorded depths in the state GWIC database. Half of all wells fall between 42 ft and 180 ft; 90% are shallower than 300 ft. Wells drilled since 2016 have a median depth of 133 ft.
How much does it cost to drill a well in Blaine County?
Applying published per-foot rates to the local median depth of 77 ft: drilling and casing alone typically runs $1,925–$5,005; a complete system including pump, pressure tank, and hookup typically runs $4,620–$7,700. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Blaine County?
The median static water level is 26 ft below ground surface (middle half of wells: 12 ft–48 ft), from 1,379 measurements.
How much water do wells in Blaine County produce?
The median tested yield is 15 gpm (middle half: 8 gpm–30 gpm), from 1,447 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Blaine County?
Companies by number of wells completed in this county since 2016, per filed well logs.
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Well records by ZIP code in Blaine County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Chinook (59523) — 471 wells, median 68 ft
- Hays (59527) — 342 wells, median 80 ft
- Turner (59542) — 292 wells, median 48 ft
- Hogeland (59529) — 290 wells, median 60 ft
- Harlem (59526) — 236 wells, median 100 ft
- Zurich (59547) — 204 wells, median 165 ft
- Lloyd (59535) — 55 wells, median 172 ft
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.