⟁ Idaho Well Data field records · 2026 survey

Idaho Well Data › Boundary County

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

✓ 2,008 IDWR records · verified 2026-10-12

250 ftmedian well depth
118 ft–400 fttypical depth range
45 ftmedian static water level
12 gpmmedian yield (1,669 tests)

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How deep are wells in Boundary County, Idaho?

The median drilled well depth in Boundary County is 250 ft, based on 1,224 wells with recorded depths in the state IDWR database. Half of all wells fall between 118 ft and 400 ft; 90% are shallower than 559 ft. Wells drilled since 2016 have a median depth of 300 ft.

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

Applying published per-foot rates to the local median depth of 300 ft: drilling and casing alone typically runs $7,500–$19,500; a complete system including pump, pressure tank, and hookup typically runs $18,000–$30,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Boundary County?

The median static water level is 45 ft below ground surface (middle half of wells: 20 ft–100 ft), from 1,717 measurements.

How much water do wells in Boundary County produce?

The median tested yield is 12 gpm (middle half: 6 gpm–30 gpm), from 1,669 pump tests. A typical household needs 5–10 gpm.

Drilled depth distribution

0–50 ft 51 50–100 ft 204 100–150 ft 137 150–200 ft 87 200–300 ft 230 300–400 ft 188 400–600 ft 222 600+ ft 105
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Well records by ZIP code in Boundary 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.