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Cost by State

Well Drilling Cost in Oregon

Oregon's geology ranges from the productive Willamette Valley alluvial aquifer to the hard volcanic basalt of eastern Oregon and the Cascade Range. Costs vary significantly between regions.

Average Total Cost
$8,000 – $18,000
Cost Per Foot
$22 – $60
Average Depth
100 – 400 ft
Regulator
Oregon OWRD
Oregon Well Costs by Region
Willamette Valley (Portland, Salem, Eugene area): 100–250 feet in alluvial aquifer, $22–$40/ft, highly productive. Coast Range: 100–300 feet, $28–$48/ft. Central Oregon (Bend area): Volcanic basalt, 200–400 feet, $32–$55/ft. Eastern Oregon: Basalt and sedimentary, 150–500 feet, $28–$55/ft.
Oregon OWRD Regulations
Oregon wells regulated by OWRD (Water Resources Department) under ORS Chapter 537. Licensed well constructor required. Well completion report required. Water use permit required for uses exceeding domestic exempt limits (15,000 gallons/day).
Common Questions
Oregon residential wells typically cost $8,000–$18,000 installed. Willamette Valley alluvial wells are the most affordable. Central and eastern Oregon volcanic rock wells run higher.
Related Topics
Cost by State
Well Drilling Cost in Washington State
Cost by State
Well Drilling Cost in Idaho
Technical Reference
Water Well Yield — GPM Requirements & Calculation
Important: Well drilling costs, depths, and regulations vary significantly within each state. This page provides general reference information only. Always get quotes from multiple licensed well contractors in your area and verify current state regulations before proceeding.