⟁ Idaho Well Data field records · 2026 survey

Idaho Well Data › Elmore County

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

✓ 3,941 IDWR records · verified 2026-10-12

380 ftmedian well depth
175 ft–550 fttypical depth range
155 ftmedian static water level
30 gpmmedian yield (2,177 tests)

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How deep are wells in Elmore County, Idaho?

The median drilled well depth in Elmore County is 380 ft, based on 2,837 wells with recorded depths in the state IDWR database. Half of all wells fall between 175 ft and 550 ft; 90% are shallower than 639 ft. Wells drilled since 2016 have a median depth of 471 ft.

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

Applying published per-foot rates to the local median depth of 471 ft: drilling and casing alone typically runs $11,775–$30,615; a complete system including pump, pressure tank, and hookup typically runs $28,260–$47,100. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Elmore County?

The median static water level is 155 ft below ground surface (middle half of wells: 45 ft–366 ft), from 3,583 measurements.

How much water do wells in Elmore County produce?

The median tested yield is 30 gpm (middle half: 18 gpm–50 gpm), from 2,177 pump tests. A typical household needs 5–10 gpm.

Drilled depth distribution

0–50 ft 92 50–100 ft 301 100–150 ft 212 150–200 ft 184 200–300 ft 326 300–400 ft 356 400–600 ft 882 600+ ft 484
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Well records by ZIP code in Elmore 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.