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CONTAMINANT

Bromide

STATES DETECTED

23

serves

38 million

utilities detected

381

Overview

Bromide is a naturally occurring element found in surface waters and groundwater. During drinking water treatment, bromide can combine with chlorine or other disinfectants, contributing to the formation of toxic tap water disinfection byproducts.

Want to remove
Bromide from your water?

Try these filter technologies:

Activated Carbon, 

Reverse Osmosis, 

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Bromide around the Country

UTILITIES WITH CONTAMINATION
State Utilities People Served
California18218,123,425
New York139,596,440
Nevada112,329,491
Massachusetts432,110,011
New Jersey141,885,437
North Carolina8932,843
Utah16844,143
Louisiana13744,925
Connecticut8565,548
Virginia7292,421
North Dakota13233,981
Wisconsin5189,824
Kansas17171,157
Oklahoma12121,404
Delaware1107,976
West Virginia651,567
Ohio241,047
Mississippi227,773
Missouri120,473
Hawaii21,510
Maine1740
Washington3242
Vermont188

Utilities with the highest amounts of bromide, 2021-2023

ALL UTILITIES
LARGE UTILITIES
Utility Location Tests Average level People served
Springfield Water CompanyRoyal Oaks, CA1 of 15,500.0 ppb200
Galva, City ofGalva, KS1 of 13,700.0 ppb870
Green Acres WaCastroville, CA1 of 11,900.0 ppb56
Laguna Seca Water CompanySalinas, CA1 of 11,600.0 ppb162
California Water Service Company Oak HillsSalinas, CA1 of 11,000.0 ppb3,160
Quail Creek Estates Mutual Water CompanyGilroy, CA1 of 11,000.0 ppb55
Fallon Road Labor HousingKing City, CA1 of 1800.0 ppb84
Hollister Ranch EstatesHollister, CA3 of 3700.0 ppb150
Best Road Mutual Water CompanyHollister, CA2 of 2650.0 ppb133
Salinas Valley State PrisonSoledad, CA2 of 2650.0 ppb2,930
Cachagua Mutual Ws (#4)Carmel Valley, CA1 of 1600.0 ppb55
Twin Valley Inc.San Jose, CA2 of 4525.0 ppb317
Tassajara Springs WsCarmel Valley, CA1 of 1500.0 ppb60
Tierra Meadows Homeowners Association WsSalinas, CA1 of 1500.0 ppb63
Corral De Tierra Estates Water CompanySalinas, CA1 of 1500.0 ppb45
Butano Canyon MutualPescadero, CA1 of 2500.0 ppb150
Castlewood Domestic Water SystemRoseville, CA2 of 2485.0 ppb524
Sfpuc-pleasanton Wells*Burlingame, CA2 of 2485.0 ppb1
Mesa Del Toro Mutual Water CompanySalinas, CA2 of 2450.0 ppb90
Calera Canyon Heights Homeowners AssociationSalinas, CA1 of 1400.0 ppb40
Vista Del Toro WsCorral De Tierra, CA1 of 1400.0 ppb92
Ashford Highlands Mutual Water CompanyHollister, CA2 of 2400.0 ppb132
Tres Pinos County Water DistrictTres Pinos, CA1 of 1400.0 ppb350
Hitchcock Rd Ws #01Salinas, CA1 of 1400.0 ppb35
Whispering Pines InnHollister, CA1 of 1400.0 ppb28
County Service Area 11Redwood City, CA1 of 1400.0 ppb450
Merrill Gardens Iris Canyon WsMonterey, CA5 of 5380.0 ppb136
Canada Woods Water CompanyCarmel, CA8 of 14371.4 ppb356
Castroville Community Services DistrictCastroville, CA2 of 2350.0 ppb6,897
Vierra Estates WsRoyal Oaks, CA2 of 2350.0 ppb164
Cachuma Village*Santa Barbara, CA820 of 908344.9 ppb45,146
City of Santa Barbara Water Department*Santa Barbara, CA820 of 908344.9 ppb98,420
Marina Coast Water DistrictMarina, CA13 of 13323.1 ppb36,214
Alco Water ServiceSalinas, CA5 of 5320.0 ppb30,103
Jean Utility Services Inc.Las Vegas, NV1 of 1303.0 ppb160
Pesante Rd. Ws #06Salinas, CA1 of 1300.0 ppb50
Golden Heights Mutual Water CompanyGilroy, CA1 of 1300.0 ppb66
Aromas Hills Mutual Water AssociationAromas, CA1 of 1300.0 ppb40
City of SoledadSoledad, CA5 of 5300.0 ppb17,073
Elsinore Valley Municipal Water District*Lake Elsinore, CA1 of 1300.0 ppb165,586
Woodland Heights Mutual Water CompanyPrunedale, CA1 of 1300.0 ppb57
Outlook WaCarmel Valley, CA1 of 1300.0 ppb35
Creekbridge Mutual Water CompanyHollister, CA1 of 1300.0 ppb69
Gabilan Water CompanySalinas, CA2 of 2300.0 ppb535
Bluffs WsSalinas, CA1 of 1300.0 ppb120
Aromas Water DistrictAromas, CA3 of 3300.0 ppb2,988
Farm Mutual Water Company (the)Wildomar, CA1 of 1300.0 ppb4,026
Mesa Water DistrictCosta Mesa, CA23 of 31298.5 ppb110,000
Searchlight Water CompanyLas Vegas, NV3 of 3270.0 ppb760
Correctional Training Facility - SoledadSoledad, CA3 of 3266.7 ppb5,500

* This water utility supplies finished drinking water to at least one other water utility. The purchasing utility is not required to test for or report Bromide, but it likely has the contaminant in its water supply.

UtilityLocationTestsAverage levelPeople served
City of Santa Barbara Water Department*Santa Barbara, CA820 of 908344.9 ppb98,420
Cachuma Village*Santa Barbara, CA820 of 908344.9 ppb45,146
Marina Coast Water DistrictMarina, CA13 of 13323.1 ppb36,214
Alco Water ServiceSalinas, CA5 of 5320.0 ppb30,103
Elsinore Valley Municipal Water District*Lake Elsinore, CA1 of 1300.0 ppb165,586
City of SoledadSoledad, CA5 of 5300.0 ppb17,073
Mesa Water DistrictCosta Mesa, CA23 of 31298.5 ppb110,000
City of Hollister*Hollister, CA52 of 52257.7 ppb23,358
City of GreenfieldGreenfield, CA3 of 3233.3 ppb18,967
City of PleasantonPleasanton, CA218 of 226227.4 ppb79,871
Dublin San Ramon Services DistrictDublin, CA218 of 226227.4 ppb98,776
City of LivermoreLivermore, CA218 of 226227.4 ppb35,672
California Water Service - LivermoreSan Jose, CA218 of 226227.4 ppb60,215
Santa Fe ID*Rancho Santa Fe, CA24 of 24223.6 ppb21,539
San Dieguito WDEncinitas, CA24 of 24223.6 ppb40,103
Diablo Water DistrictOakley, CA2 of 2220.0 ppb43,357
Sweetwater Authority*Chula Vista, CA15 of 16208.9 ppb189,371
Randall-bold Water Treatment Plant*Oakley, Ca, CA2 of 2205.0 ppb30,000
City of TustinTustin, CA10 of 14201.4 ppb66,600
Missouri American WarrensburgWarrensburg, MO12 of 12196.7 ppb20,473
City of Huntington BeachHuntington Beach, CA35 of 59187.8 ppb201,000
Yorba Linda Water DistrictPlacentia, CA20 of 20180.5 ppb84,054
City of AntiochAntioch, CA3 of 4180.0 ppb115,074
Valley Center MWD*Valley Center, CA6 of 6160.7 ppb29,708
Ramona Municipal WDRamona, CA6 of 6160.7 ppb35,135
Rincon Del Diablo MWD(ID-1)*Escondido, CA6 of 6160.7 ppb29,206
Rainbow Municipal WDFallbrook, CA6 of 6160.7 ppb23,536
City of OceansideOceanside, CA6 of 6160.7 ppb173,048
Carlsbad Municipa Water DistrictCarlsbad, CA6 of 6160.7 ppb92,865
Vallecitos Water DistrictSan Marcos, CA6 of 6160.7 ppb111,000
San Diego County Water Authority*San Diego, CA6 of 6160.7 ppb3,276,208
Garden City Park WDGarden City Park, NY9 of 9156.7 ppb18,000
Lawton*Lawton, OK62 of 62155.7 ppb92,757
Fort Sill HQUSAFACFSFort Sill, OK62 of 62155.7 ppb23,000
Parkersburg Water DepartmentDavisville, WV2 of 2150.0 ppb34,251
Garden CityGarden City, NY14 of 16147.1 ppb46,000
Modesto Irrigation District*Modesto, CA35 of 35144.9 ppb218,790
City of Modesto*Modesto, CA35 of 35144.9 ppb218,771
West Hempstead WD*West Hempstead, NY5 of 5144.4 ppb33,531
City of OrangeOrange, CA9 of 10125.0 ppb117,150
City of Garden GroveGarden Grove, CA9 of 11124.5 ppb174,226
City of Fargo*Null, ND72 of 72122.2 ppb120,762
City of West FargoNull, ND72 of 72122.2 ppb34,858
South Farmingdale WDFarmingdale, NY5 of 5122.0 ppb44,700
City of AnaheimAnaheim, CA17 of 21115.2 ppb341,245
City of Newport Beach*Newport Beach, CA14 of 21112.4 ppb68,572
City of FullertonFullerton, CA8 of 10103.0 ppb141,874
New Orleans Algiers Water WorksNew Orleans, LA1 of 1100.0 ppb52,785
Los Angeles Department of Water and Power*Los Angeles, CA133 of 14299.5 ppb3,868,811
Coastside County Water DistrictHalf Moon Bay, CA60 of 12698.4 ppb18,789

* This water utility supplies finished drinking water to at least one other water utility. The purchasing utility is not required to test for or report Bromide, but it likely has the contaminant in its water supply.

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