⟁ Oregon Well Data field records · 2026 survey

Oregon Well Data › Sherman County › Grass Valley (97029)

Grass Valley, OR (97029): well depth, water level & drilling cost

✓ 134 OWRD records · Sherman County

300 ftmedian well depth
185 ft–420 fttypical depth range
115 ftmedian static water level
25 gpmmedian yield (114 tests)

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How deep are wells in and around Grass Valley (97029), Oregon?

The median drilled well depth in and around Grass Valley (97029) is 300 ft, based on 125 wells with recorded depths in the state OWRD database. Half fall between 185 ft and 420 ft; 90% are shallower than 509 ft.

How much does it cost to drill a well in and around Grass Valley (97029)?

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 and around Grass Valley (97029)?

The median static water level is 115 ft below ground surface (middle half of wells: 55 ft–248 ft), from 128 measurements.

Drilled depth distribution

0–50 ft 5 50–100 ft 3 100–150 ft 10 150–200 ft 18 200–300 ft 26 300–400 ft 23 400–600 ft 35 600+ ft 5
Looking at a specific property in Grass Valley (97029)?

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Get quotes from drillers who work in Grass Valley (97029)

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Part of Sherman 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.