Idaho Well Data › Kootenai County › Post Falls (83854)
Post Falls, ID (83854): well depth, water level & drilling cost
✓ 703 IDWR records · Kootenai County
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How deep are wells in and around Post Falls (83854), Idaho?
The median drilled well depth in and around Post Falls (83854) is 310 ft, based on 275 wells with recorded depths in the state IDWR database. Half fall between 260 ft and 490 ft; 90% are shallower than 675 ft.
How much does it cost to drill a well in and around Post Falls (83854)?
Applying published per-foot rates to the local median depth of 310 ft: drilling and casing alone typically runs $7,750–$20,150; a complete system including pump, pressure tank, and hookup typically runs $18,600–$31,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in and around Post Falls (83854)?
The median static water level is 109 ft below ground surface (middle half of wells: 53 ft–209 ft), from 626 measurements.
Drilled depth distribution
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Part of Kootenai County well records.
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), grouped by ZIP from the recorded address. Cost estimate applies published per-foot ranges to the local median depth — full methodology & sources.