Idaho Well Data › Bannock County
Bannock County, Idaho: well depth, water level & drilling cost
✓ 4,316 IDWR records · verified 2026-10-12
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How deep are wells in Bannock County, Idaho?
The median drilled well depth in Bannock County is 175 ft, based on 3,111 wells with recorded depths in the state IDWR database. Half of all wells fall between 120 ft and 260 ft; 90% are shallower than 380 ft. Wells drilled since 2016 have a median depth of 200 ft.
How much does it cost to drill a well in Bannock County?
Applying published per-foot rates to the local median depth of 200 ft: drilling and casing alone typically runs $5,000–$13,000; a complete system including pump, pressure tank, and hookup typically runs $12,000–$20,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Bannock County?
The median static water level is 60 ft below ground surface (middle half of wells: 38 ft–100 ft), from 3,856 measurements.
How much water do wells in Bannock County produce?
The median tested yield is 25 gpm (middle half: 15 gpm–40 gpm), from 2,640 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
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Well records by ZIP code in Bannock County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Pocatello (83202) — 992 wells, median 160 ft
- Inkom (83245) — 665 wells, median 200 ft
- Lava Hot Springs (83246) — 553 wells, median 220 ft
- Pocatello (83205) — 478 wells, median 180 ft
- Pocatello (83201) — 461 wells, median 209 ft
- Downey (83234) — 391 wells, median 190 ft
- Mccammon (83250) — 306 wells, median 135 ft
- Arimo (83214) — 254 wells, median 188 ft
- Pocatello (83206) — 153 wells, median 207 ft
- Pocatello (83204) — 137 wells, median 120 ft
- Pocatello (83209) — 128 wells, median 203 ft
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.