⟁ Idaho Well Data field records · 2026 survey

Idaho Well Data › Bonneville County

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

✓ 5,975 IDWR records · verified 2026-08-21

200 ftmedian well depth
152 ft–260 fttypical depth range
120 ftmedian static water level
25 gpmmedian yield (1,481 tests)

How deep are wells in Bonneville County, Idaho?

The median drilled well depth in Bonneville County is 200 ft, based on 4,333 wells with recorded depths in the state IDWR database. Half of all wells fall between 152 ft and 260 ft; 90% are shallower than 397 ft. Wells drilled since 2016 have a median depth of 222 ft.

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

Applying published per-foot rates to the local median depth of 222 ft: drilling and casing alone typically runs $5,550–$14,430; a complete system including pump, pressure tank, and hookup typically runs $13,320–$22,200. Actual quotes depend on site access, geology, and casing requirements.

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What is the static water level in Bonneville County?

The median static water level is 120 ft below ground surface (middle half of wells: 75 ft–159 ft), from 5,570 measurements.

How much water do wells in Bonneville County produce?

The median tested yield is 25 gpm (middle half: 15 gpm–40 gpm), from 1,481 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 45 50–100 ft 340 100–150 ft 639 150–200 ft 1,042 200–300 ft 1,481 300–400 ft 356 400–600 ft 318 600+ ft 112
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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.