⟁ Oregon Well Data field records · 2026 survey

Oregon Well Data › Multnomah County › Portland (97221)

Portland, OR (97221): well depth, water level & drilling cost

✓ 72 OWRD records · Multnomah County

400 ftmedian well depth
221 ft–501 fttypical depth range
97 ftmedian static water level
40 gpmmedian yield (28 tests)

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How deep are wells in and around Portland (97221), Oregon?

The median drilled well depth in and around Portland (97221) is 400 ft, based on 51 wells with recorded depths in the state OWRD database. Half fall between 221 ft and 501 ft; 90% are shallower than 665 ft.

How much does it cost to drill a well in and around Portland (97221)?

Applying published per-foot rates to the local median depth of 400 ft: drilling and casing alone typically runs $10,000–$26,000; a complete system including pump, pressure tank, and hookup typically runs $24,000–$40,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Portland (97221)?

The median static water level is 97 ft below ground surface (middle half of wells: 19 ft–291 ft), from 44 measurements.

Drilled depth distribution

0–50 ft 3 50–100 ft 2 100–150 ft 4 150–200 ft 2 200–300 ft 8 300–400 ft 6 400–600 ft 20 600+ ft 6
Looking at a specific property in Portland (97221)?

See every recorded well near any address — depths, water levels, yields, original driller's logs — in a one-time report.

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Get quotes from drillers who work in Portland (97221)

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Part of Multnomah County well records.

Method: medians computed from OWRD records (water wells only (log type 'Water Well' — monitoring wells and geotechnical holes excluded); 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.