COUNTY WATER-SYSTEM LEDGER
San Bernardino, California
Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.
Systems53active CWS · pop. 2,500+
Population served2,424,504reported total; may overlap
Current violation flag9.4%5 systems
Serious-violator flag0.0%0 systems
01 / SYSTEMS
Water systems serving San Bernardino
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| San Gabriel Valley Wc - FontanaCA3610041 | 237,700 | Surface water | No current violation flagged |
| San Bernardino CityCA3610039 | 214,665 | Ground water | No current violation flagged |
| Cucamonga Valley Water DistrictCA3610018 | 211,069 | Surface water | No current violation flagged |
| Ontario Municipal Utilities CompanyCA3610034 | 185,010 | Surface water purchased | No current violation flagged |
| Victorville Water DistrictCA3610052 | 135,983 | Surface water purchased | No current violation flagged |
| San Bernardino Valley WdCA3610019 | 109,608 | Ground water | No current violation flagged |
| East Valley Water DistrictCA3610064 | 108,629 | Surface water | No current violation flagged |
| West Valley Water DistrictCA3610004 | 104,498 | Surface water | No current violation flagged |
| Hesperia WdCA3610024 | 100,744 | Ground water | No current violation flagged |
| Chino, City OfCA3610012 | 86,435 | Surface water purchased | No current violation flagged |
| Upland, City OfCA3610050 | 78,376 | Surface water | No current violation flagged |
| Redlands City Mud-Water DivCA3610037 | 78,025 | Surface water | No current violation flagged |
| Chino Hills, City OfCA3610036 | 76,414 | Surface water purchased | No current violation flagged |
| Liberty Utilities (Av Ranchos) Corp.CA3610003 | 64,469 | Ground water | No current violation flagged |
| Monte Vista WdCA3610029 | 56,017 | Surface water purchased | No current violation flagged |
| Rialto, City OfCA3610038 | 54,453 | Surface water purchased | No current violation flagged |
| Yucaipa Valley Water DistrictCA3610055 | 52,010 | Surface water | Current health-based flag |
| Colton, City OfCA3610014 | 46,525 | Ground water | No current violation flagged |
| Adelanto, City OfCA3610001 | 39,930 | Ground water | No current violation flagged |
| Golden State Water Co - BarstowCA3610043 | 32,547 | Ground water | No current violation flagged |
| Hi Desert WdCA3610073 | 26,411 | Ground water | Current monitoring/reporting flag |
| Big Bear Lake Dwp - Big Bear SystemCA3610044 | 26,132 | Ground water | No current violation flagged |
| Loma Linda, City OfCA3610013 | 25,129 | Ground water | No current violation flagged |
| Phelan Pinon Hills CsdCA3610120 | 24,285 | Ground water | No current violation flagged |
| Riverside Highland Water CompanyCA3610057 | 20,188 | Ground water | Current monitoring/reporting flag |
| Twentynine Palms Water DistrictCA3610049 | 18,795 | Ground water | No current violation flagged |
| Usmc - 29 PalmsCA3610703 | 16,067 | Ground water | No current violation flagged |
| US Army Fort IrwinCA3610705 | 15,701 | Ground water | No current violation flagged |
| Loma Linda UniversityCA3600152 | 15,368 | Ground water | No current violation flagged |
| Sbdno County Service Area 64CA3610121 | 14,911 | Ground water | No current violation flagged |
| Muscoy Mwc No. 1CA3610031 | 13,000 | Ground water | No current violation flagged |
| Sbdno County Service Area 70JCA3610125 | 12,843 | Ground water | No current violation flagged |
| Big Bear City CsdCA3610008 | 12,738 | Ground water | No current violation flagged |
| Crestline Village Cwd - Division 10CA3610015 | 11,650 | Surface water purchased | No current violation flagged |
| California Institution For MenCA3610850 | 10,667 | Ground water | Current health-based flag |
| Needles, City OfCA3610032 | 8,766 | Ground water | No current violation flagged |
| Western Heights Water CompanyCA3610053 | 7,705 | Surface water purchased | No current violation flagged |
| Lake Arrowhead CsdCA3610005 | 7,038 | Surface water | No current violation flagged |
| Joshua Basin Water DistrictCA3610025 | 6,640 | Ground water | No current violation flagged |
| Helendale Community Service DistrictCA3610112 | 6,347 | Ground water | No current violation flagged |
| Golden State Water Co - Apple Vly SouthCA3610107 | 6,208 | Ground water | No current violation flagged |
| Glen Helen Water SystemCA3600108 | 5,900 | Ground water | No current violation flagged |
| Running Springs Water DistrictCA3610062 | 5,268 | Surface water purchased | No current violation flagged |
| Golden State Water Co - WrightwoodCA3610047 | 4,177 | Ground water | No current violation flagged |
| Sheep Creek Water CompanyCA3610109 | 4,002 | Ground water | No current violation flagged |
| Bighorn - Desert View Water AgencyCA3610009 | 3,916 | Ground water | No current violation flagged |
| Gilbert Street ComplexCA3600215 | 3,833 | Ground water | Current monitoring/reporting flag |
| San Antonio Water CompanyCA3610085 | 3,441 | Ground water | No current violation flagged |
| Marygold MwcCA3610028 | 3,055 | Ground water | No current violation flagged |
| High Desert Detention CenterCA3601182 | 3,035 | Ground water | No current violation flagged |
| Green Valley MwcCA3610023 | 2,993 | Surface water purchased | No current violation flagged |
| Arrowhead Villas Mutual Service CompanyCA3610093 | 2,654 | Surface water purchased | No current violation flagged |
| Alpine Water Users AssociationCA3610002 | 2,534 | Surface water purchased | No current violation flagged |
02 / SOURCE MIX
How to read the population total
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.