Graton, California Drillers and Service Providers

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Your premier resource for water well drillers, groundwater, and drought information in graton, California. Connect with trusted professionals for new installations, repairs, or maintenance.

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

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

Water Well Professionals in Graton, California – Water Well Drilling, Service, and Treatment

Sonoma County Pump & Well
8352 Blackney Rd
Weeks Drilling & Pump Co.
Fisch Bros. Drilling Inc
5001 Gravenstein Hwy N
Jack Sissel Pump & Well Service
4937 Gravenstein Hwy N
Les Petersen Drilling & Pump Inc.
5434 Old Redwood
Koenig drilling Water Well
102 Veronda Ave
Luciani Pump Co. Inc.
Jerry & Don's Yager Pump-Well
1290 Bodega Ave
Forster Pump & Engineering, Inc.
424 Payran St
Cal Tech Pump Well & Water Treatment
Pollack & Sons Pump since 1979
Cramer Enterprises

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Water Well Terminology

Tracer TestThe use of a dye or other substance to track the movement of groundwater.

Learn about more terms in the glossary.

Graton Statistics

Geology
AquifierCalifornia Coastal Basin aquifers
Rock FormationUnconsolidated sand and gravel aquifers
Well Information*
Well Depth198 (ft)
SWL52 (ft)
Bedrock Depth-- (ft)
Yield41 (gpm)
* Average within 5km
Drought Monitor
June 17, 2025N 
June 10, 2025N 
June 3, 2025N 
May 27, 2025N 
May 20, 2025N 
May 13, 2025N 
May 6, 2025N 
April 29, 2025N