⟁ Oregon Well Data field records · 2026 survey

Oregon Well Data › Columbia County

Columbia County, Oregon: well depth, water level & drilling cost

✓ 6,572 OWRD records · verified 2026-06-30

160 ftmedian well depth
92 ft–275 fttypical depth range
51 ftmedian static water level
14 gpmmedian yield (5,372 tests)

How deep are wells in Columbia County, Oregon?

The median drilled well depth in Columbia County is 160 ft, based on 5,772 wells with recorded depths in the state OWRD database. Half of all wells fall between 92 ft and 275 ft; 90% are shallower than 400 ft. Wells drilled since 2016 have a median depth of 180 ft.

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

Applying published per-foot rates to the local median depth of 180 ft: drilling and casing alone typically runs $4,500–$11,700; a complete system including pump, pressure tank, and hookup typically runs $10,800–$18,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Columbia County?

The median static water level is 51 ft below ground surface (middle half of wells: 20 ft–120 ft), from 5,814 measurements.

How much water do wells in Columbia County produce?

The median tested yield is 14 gpm (middle half: 7 gpm–25 gpm), from 5,372 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 481 50–100 ft 1,077 100–150 ft 1,168 150–200 ft 672 200–300 ft 1,100 300–400 ft 685 400–600 ft 492 600+ ft 97

Who drills wells in Columbia County?

Companies by number of wells completed in this county since 2016, per filed well logs (Oregon Water Resources Department).

DrillerWells since 2016
MCMULLEN DRILLING CORP.273
MCMULLEN WELL DRILLING CORP115
STEVE KASER80
ALPINE RESOURCES LLC55
A M JANNSEN WELL DRILLING CO INC27
GLACIER DRILLING & DEWATERING24
JEFF HABOUSH WELL DRILLING21
ALPINE RESOURCS LLC15

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Method: medians computed from OWRD records (water wells only (log type 'Water Well' — monitoring wells and geotechnical holes excluded); depths 0–5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.