Rio Oso, California Drillers and Service Providers

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Find expert water well drillers, groundwater, and drought information in rio oso, California. For new installations, repairs, or regular upkeep, connect with trusted professionals.

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

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

Water Well Professionals in Rio Oso, California – Water Well Drilling, Service, and Treatment

Superior Well Service
Valley Pump & Motor Works Inc
470 N George Washington Blvd
Nor-Cal Pump & Well Drilling, Inc.
1325 Barry Rd
Goodell Well & Pump Services
10821 Browning St
Eaton Drilling Co
20 W Kentucky Ave
Diamond Well Drilling Co
1660 Old Airport Rd
Gary C Tanko Well Drilling Inc
12150 Luther Rd

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Water Well Terminology

Slug TestA method to determine the hydraulic conductivity of an aquifer by adding or removing a known volume of water in a well.

Learn about more terms in the glossary.

Rio Oso Statistics

Geology
AquifierCentral Valley aquifer system
Rock FormationUnconsolidated sand and gravel aquifers
Well Information*
Well Depth223 (ft)
SWL23 (ft)
Bedrock Depth-- (ft)
Yield718 (gpm)
* Average within 5km
Drought Monitor
September 3, 2024N 
August 27, 2024N 
August 20, 2024N 
August 13, 2024N 
August 6, 2024N 
July 30, 2024N 
July 23, 2024N 
July 16, 2024N