Spearfish, South Dakota Drillers and Service Providers

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Your go-to guide for water well drillers, groundwater, and drought information in spearfish, South Dakota. Find reliable experts for new well installations, repairs, or routine maintenance.

Interactive Water Well Map – Estimate your new well's depth

Visit the Spearfish Water Well Map to view the water, irrigation, and geothermal wells.

Water Well Professionals in Spearfish, South Dakota – Water Well Drilling, Service, and Treatment

Hamm Well Drilling
12089 Deerfield Rd
Alexander Drilling Inc.
A & A Water Well Pump Services
23707 F S 389
Geo Enterprises
22474 Bennett Rd
Pump & Well Work
23011 Radar Hill Rd
Taylor Drilling Co
2310 Commerce Rd
Rapid Drilling
Wagoner Well Services
102 Bonnie Brae Ave
Jet Drilling Inc
Inyan Kara Services Inc
1244 2nd St

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Water Well Terminology

PercolationThe downward movement of water through soil and rock.

Learn about more terms in the glossary.

Spearfish Statistics

Geology
AquifierOther rocks
Rock FormationUnknown
Well Information*
Well Depth-- (ft)
SWL-- (ft)
Bedrock Depth-- (ft)
Yield-- (gpm)
* Average within 5km
Drought Monitor
April 22, 2025D1 
April 15, 2025D1 
April 8, 2025D1 
April 1, 2025D1 
March 25, 2025D1 
March 18, 2025D1 
March 11, 2025D1 
March 4, 2025D1