⟁ Idaho Well Data field records · 2026 survey

Idaho Well Data › Valley County

Valley County, Idaho: well depth, water level & drilling cost

✓ 7,429 IDWR records · verified 2026-08-21

110 ftmedian well depth
68 ft–201 fttypical depth range
28 ftmedian static water level
20 gpmmedian yield (6,298 tests)

How deep are wells in Valley County, Idaho?

The median drilled well depth in Valley County is 110 ft, based on 5,163 wells with recorded depths in the state IDWR database. Half of all wells fall between 68 ft and 201 ft; 90% are shallower than 304 ft. Wells drilled since 2016 have a median depth of 140 ft.

How much does it cost to drill a well in Valley County?

Applying published per-foot rates to the local median depth of 140 ft: drilling and casing alone typically runs $3,500–$9,100; a complete system including pump, pressure tank, and hookup typically runs $8,400–$14,000. Actual quotes depend on site access, geology, and casing requirements.

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What is the static water level in Valley County?

The median static water level is 28 ft below ground surface (middle half of wells: 15 ft–57 ft), from 6,869 measurements.

How much water do wells in Valley County produce?

The median tested yield is 20 gpm (middle half: 10 gpm–30 gpm), from 6,298 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 652 50–100 ft 1,627 100–150 ft 916 150–200 ft 608 200–300 ft 782 300–400 ft 357 400–600 ft 179 600+ ft 42
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Method: medians computed from IDWR records (IDWR well records, excluding the 8,758 monitoring, injection, test, dewatering, cathodic-protection and heat-exchange wells that are not water supplies; depths 0-5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.