⟁ Idaho Well Data field records · 2026 survey

Idaho Well Data › Benewah County

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

✓ 2,605 IDWR records · verified 2026-10-12

303 ftmedian well depth
220 ft–407 fttypical depth range
72 ftmedian static water level
15 gpmmedian yield (2,333 tests)

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How deep are wells in Benewah County, Idaho?

The median drilled well depth in Benewah County is 303 ft, based on 1,411 wells with recorded depths in the state IDWR database. Half of all wells fall between 220 ft and 407 ft; 90% are shallower than 540 ft. Wells drilled since 2016 have a median depth of 325 ft.

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

Applying published per-foot rates to the local median depth of 325 ft: drilling and casing alone typically runs $8,125–$21,125; a complete system including pump, pressure tank, and hookup typically runs $19,500–$32,500. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Benewah County?

The median static water level is 72 ft below ground surface (middle half of wells: 38 ft–130 ft), from 2,339 measurements.

How much water do wells in Benewah County produce?

The median tested yield is 15 gpm (middle half: 7 gpm–30 gpm), from 2,333 pump tests. A typical household needs 5–10 gpm.

Drilled depth distribution

0–50 ft 5 50–100 ft 30 100–150 ft 88 150–200 ft 120 200–300 ft 383 300–400 ft 352 400–600 ft 334 600+ ft 99
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Well records by ZIP code in Benewah County

Median depth, water level, and yield for each ZIP code with recorded wells.

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.