Well Drillers in Riverside County, California
Riverside County is one of California's fastest-growing regions, stretching from the Inland Empire through the Coachella Valley to the Colorado River. Well drilling serves new rural development, agricultural operations, and desert communities. The county's diverse geography creates varied drilling conditions.
Licensed Contractors
24
Avg. Well Depth
~350 ft
County Seat
Riverside
Licensed C-57 Contractors in Riverside County
ACTIVE DRILLING & PUMP SUPPLY
ActiveHEMET, CA 92545
(951) 926 1254
Expires: 2026-06-30
License #359381· Verified Active C-57Services your area
View Details →BERCHTOLD WATERWELL AND PUMP SERVICE
ActiveRIVERSIDE, CA 92504
(951) 205 6644
Expires: 2027-11-30
License #801535· Verified Active C-57Services your area
View Details →BEST DRILLING AND PUMP INC
ActiveCOLTON, CA 92324
(951) 684 1952
Expires: 2027-10-31
License #826672· Verified Active C-57Services your area
View Details →CALIFORNIA PACIFIC DRILLING
ActiveCALIMESA, CA 92320
(909) 795 7500
Expires: 2027-07-31
License #766402· Verified Active C-57Services your area
View Details →DIERKOP PAUL
ActiveCAMPO, CA 91906
(619) 345 1385
Expires: 2026-03-12
License #1002445· Verified Active C-57Services your area
View Details →DISCOVERY DRILLING INC
ActiveLAKE ELSINORE, CA 92530
(310) 538 1584
Expires: 2028-01-31
License #635740· Verified Active C-57Services your area
View Details →EAGLE WELL DRILLING & PUMP SERVICE
ActiveNEWBERRY SPRINGS, CA 92365
(760) 257 3553
Expires: 2027-09-30
License #768952· Verified Active C-57Services your area
View Details →INDEPENDENT WELL DRILLING
ActiveAPPLE VALLEY, CA 92307
(760) 247 9882
Expires: 2026-08-31
License #920385· Verified Active C-57Services your area
View Details →INTERPHASE ENVIRONMENTAL DRILLING INC
ActivePICO RIVERA, CA 90660
(323) 278 7700
Expires: 2026-03-31
License #991624· Verified Active C-57Services your area
View Details →J C WELL & PUMP SYSTEMS INC
ActiveTHERMAL, CA 92274
(760) 469 7508
Expires: 2027-01-31
License #889693· Verified Active C-57Services your area
View Details →L O LYNCH QUALITY WELLS & PUMPS INC
ActiveSAN JACINTO, CA 92582
(951) 654 7724
Expires: 2027-09-30
License #740156· Verified Active C-57Services your area
View Details →MARTINI DRILLING CORP
ActiveGARDEN GROVE, CA 92843
(714) 715 2715
Expires: 2028-02-29
License #831982· Verified Active C-57Services your area
View Details →MC KEEVER WATER WELL & PUMP SERVICE INC
ActiveTHERMAL, CA 92274
(760) 399 4237
Expires: 2027-05-31
License #762605· Verified Active C-57Services your area
View Details →MOORE TWINING ASSOCIATES INC
ActiveFRESNO, CA 93721
(559) 268 7021
Expires: 2027-02-28
License #506159· Verified Active C-57Services your area
View Details →PALM SPRINGS PUMP INC
ActiveINDIO, CA 92201
(760) 342 2603
Expires: 2026-07-31
License #749713· Verified Active C-57Services your area
View Details →PUMP SYSTEMS UNLIMITED INC
ActiveORANGE, CA 92868
(562) 641 6423
Expires: 2027-07-31
License #985374· Verified Active C-57Services your area
View Details →SCHROEDER CARY CONTRACTING INC
ActiveMURRIETA, CA 925632326
(951) 677 6678
Expires: 2026-04-30
License #390802· Verified Active C-57Services your area
View Details →SOUTHERN CALIFORNIA WELL SERVICE LLC
ActiveANZA, CA 92539
(760) 239 8159
Expires: 2028-02-29
License #1086994· Verified Active C-57Services your area
View Details →SOUTHWEST PUMP & DRILLING INC
ActiveCOACHELLA, CA 92236
(760) 398 3977
Expires: 2026-06-30
License #723919· Verified Active C-57Services your area
View Details →STEHLY BROTHERS DRILLING INC
ActiveVALLEY CENTER, CA 92082
(760) 742 3668
Expires: 2028-02-29
License #709686· Verified Active C-57Services your area
View Details →SUPERIOR WELL DRILLING
ActiveAPPLE VALLEY, CA 92308
(760) 780 2144
Expires: 2026-05-31
License #837757· Verified Active C-57Services your area
View Details →WEBER WATER RESOURCES CA LLC
ActiveRIVERSIDE, CA 92509
(909) 383 5837
Expires: 2028-02-29
License #970199· Verified Active C-57Services your area
View Details →WEST STAR WELL SERVICES INC
ActiveBARSTOW, CA 92311
(442) 309 0445
Expires: 2026-09-30
License #1096187· Verified Active C-57Services your area
View Details →WESTERN FOUNDATIONS & SHORING INC
ActiveLAKESIDE, CA 92040
(619) 561 3510
Expires: 2027-05-31
License #439363· Verified Active C-57Services your area
View Details →Find Well Drillers by City in Riverside County
Well Drilling Permits in Riverside County
Riverside County Department of Environmental Health issues well permits. Requirements vary by area -- Coachella Valley, desert areas, and western Riverside each have distinct standards. Water availability documentation may be required for new subdivisions.
All well construction, modification, or destruction in California must be performed by a contractor holding a valid C-57 Well Drilling license issued by the Contractors State License Board (CSLB).
Geology & Drilling Conditions in Riverside County
Western Riverside has alluvial valleys with managed groundwater basins. The Coachella Valley aquifer system is deep and heavily used for agriculture and golf courses. Desert areas have limited groundwater in alluvial fan deposits and fractured bedrock.
Frequently Asked Questions About Well Drilling in Riverside County
Do I need a permit to drill a well in Riverside County?
Yes, a well permit is required before any drilling can begin in Riverside County. Riverside County Department of Environmental Health issues well permits. Requirements vary by area -- Coachella Valley, desert areas, and western Riverside each have distinct standards. Water availability documentation may be required for new subdivisions. All well work must be performed by a contractor holding a valid California C-57 Well Drilling license.
How much does it cost to drill a well in Riverside County?
Well drilling costs in Riverside County typically range from $15,000 to $50,000 or more, depending on depth, geological conditions, and site accessibility. Average well depths in the area are around 350 feet. Getting quotes from multiple licensed C-57 contractors is the best way to estimate your specific project cost.
How deep are wells typically drilled in Riverside County?
Wells in Riverside County average around 350 feet deep, though actual depth varies with location, geology, and intended use. Western Riverside has alluvial valleys with managed groundwater basins. The Coachella Valley aquifer system is deep and heavily used for agriculture and golf courses. Desert areas have limited groundwater in alluvial fan deposits and fractured bedrock.
How do I find a licensed well driller in Riverside County?
You can browse our directory of verified C-57 licensed well drilling contractors serving Riverside County right on this page. Every contractor listed holds a valid California C-57 Well Drilling license verified through the Contractors State License Board (CSLB). We recommend contacting multiple drillers for quotes and checking their license status before hiring.
What should I know about water quality from a well in Riverside County?
Water quality from private wells in Riverside County depends on local geology and land use. It is recommended that you test your well water annually for bacteria, nitrates, and other contaminants. Riverside County Environmental Health can provide guidance on recommended testing. California does not regulate private well water quality, so testing is the homeowner's responsibility.