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Cadmium

Status: National drinking water standard exists

 

Cadmium is a toxic metal found in food and drinking water. It has been linked to kidney toxicity, bone damage, cancer, and damage to developing fetuses.

2015:

FOUND
FOUND ABOVE HEALTH GUIDELINES

30

states detected

254

utilities detected

2.4 million

people served

28

states over health guideline

191

utilities over health guideline

573,000

people served over health guideline

Health concerns for cadmium

Cancer

Harm to the kidney

Change in behavior

State and national drinking water standards and health guidelines

Health Guideline 0.04 ppb

The health guideline of 0.04 ppb for cadmium was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to internal organs.

ppb = parts per billion.

EPA Maximum Contaminant
Level (MCL) 5 ppb

The enforceable federal standard that defines the highest level of a contaminant allowed in drinking water.

ppb = parts per billion.

EPA Maximum Contaminant
Level Goal (MCLG)5 ppb

A non-enforceable federal health guideline. For cancer-causing chemicals, these health goals are typically set to zero.

ppb = parts per billion.

States reporting cadmium in drinking water

UTILITIES REPORTING ABOVE HEALTH GUIDELINES UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served UtilitiesPeople Served
California1782,641501,365,053
New Jersey1776,07038440,991
Virginia13,9585159,697
Florida73105,38673105,386
Wisconsin170,718170,718
Massachusetts00138,120
Maryland235,506235,506
Pennsylvania1233,4691233,469
Indiana932,536932,536
Maine231,465231,465
Missouri1525,5921525,592
Colorado524,599524,599
Louisiana819,223819,223
Kentucky216,362216,362
New Mexico140028,232
Utah13,60013,600
New York43,40943,409
South Carolina51,89472,286
Tennessee12,13312,133
South Dakota0011,768
Illinois29102910
Idaho18211821
North Carolina36413641
Washington23152315
Arizona22512251
Mississippi12501250
Oklahoma12251225
Texas12191219
Oregon196196
Connecticut152152
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LESS

Utilities with the highest amounts of cadmium, 2015

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
Garden Acres Mobile Home ParkCalabasas, OK1 of 113.7 ppb225
Crown King Water CompanyGlendale, AZ9 of 98.49 ppb203
Hoosier Hills Regional Water District*Milan, IN1 of 14.30 ppb8,708
Clear Meadows S/dMint Hill, NC1 of 14.20 ppb163
Vista Del Toro WsSalinas, CA3 of 34.00 ppb87
Valley Springs Water CompanyCoatesville, PA1 of 13.40 ppb2,500
Del Oro East Plano DistrictChico, CA1 of 13.30 ppb50
DesotoDe Soto, MO4 of 43.05 ppb6,400
York County SheltersAlfred, ME1 of 13.00 ppb25
Bluewater Lake Mutual Domestic Water Consumers AssociationPrewitt, NM1 of 23.00 ppb400
Sneedville Utility DistrictSneedville, TN1 of 12.83 ppb2,133
Norton, City of*Norton, VA1 of 12.30 ppb3,958
Prine Drive ApartmentsTumwater, WA1 of 12.00 ppb40
Guthries Sunshine ParkThonotosassa, FL1 of 11.50 ppb40
Park HillsPark Hills, MO1 of 11.50 ppb9,181
Emil-mar SubdivisionOcala, FL1 of 11.50 ppb270
Tierra Verde Mutual Water CompanySalinas, CA1 of 11.50 ppb48
California Water Service Co-lake HughesSan Jose, CA1 of 21.50 ppb673
Robley Property MwsSalinas, CA1 of 11.40 ppb80
Sl County Service Area No. 3 - SnowbirdRiverton, UT3 of 61.38 ppb3,600
Bailey Place Mobile Home ParkMulberry, FL1 of 11.30 ppb150
Lena Water AssociationLena, MS1 of 21.25 ppb250
Fairfax S/dGastonia, NC1 of 11.20 ppb150
Harvard Hills Water CorporationWashington, IL1 of 11.10 ppb250
Cabazon Water DistrictCabazon, CA1 of 11.10 ppb2,535
Cold Spring Trailer CourtHopewell Jctn, NY1 of 11.000 ppb29
Dutchess Estates Inc.Millbrook, NY1 of 11.000 ppb500
Brewster Village*Brewster, NY1 of 11.000 ppb2,440
Summit Water Company*Tucson, AZ1 of 10.920 ppb48
Oakcrest VillasOcala, FL1 of 10.900 ppb112

* 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 Cadmium, but it likely has the contaminant in its water supply.

MORE
LESS
UtilityLocationTestsAverage levelPeople served
City of WestminsterWestminster, MD1 of 70.557 ppb35,256
Greencastle Department of Water*Greencastle, IN1 of 10.500 ppb12,699
Kennebunk, Kennebunkport & Wells WD*Kennebunk, ME1 of 60.500 ppb31,440
Okeechobee Utility AuthorityOkeechobee, FL1 of 10.300 ppb20,000
Dunedin Water SystemDunedin, FL1 of 10.200 ppb40,093
St. Johns County Utilities-Ponte VedraPonte Vedra Beach, FL1 of 10.200 ppb13,220
Santa Paula Water System*Santa Paula, CA7 of 110.145 ppb30,048
Ridgewood WaterRidgewood, NJ8 of 540.119 ppb61,700
Slippery Rock Municipal AuthoritySlippery Rock, PA1 of 20.1000 ppb15,778
Waukesha Water UtilityWaukesha, WI2 of 40.0800 ppb70,718
City of Durango*Durango, CO3 of 120.0500 ppb23,069
Lompoc Water Utility DivisionLompoc, CA1 of 110.0455 ppb39,846
Woburn Water DepartmentWoburn, MA7 of 140.0357 ppb38,120
Fair Lawn Water DepartmentFair Lawn Boro, NJ3 of 70.0270 ppb31,000
California Water Service (CWS) - SalinasSan Jose, CA5 of 140.0244 ppb106,858
Longport Water DepartmentLonport, NJ1 of 10.0200 ppb10,777
Western Virginia Water Authority*Roanoke, VA4 of 90.0200 ppb155,000
California Water Service (CWS) - King CitySan Jose, CA1 of 40.01000 ppb14,441
Atlantic City Municipal Utilities Authority*Atlantic City, NJ1 of 20.01000 ppb152,415
California Water Service (CWS) - VisaliaSan Jose, CA2 of 240.00400 ppb135,923
California Water Service (CWS) - Bakersfield*San Jose, CA9 of 410.00188 ppb246,371
Cal-water Service Company - MarysvilleChico, CA11 of 460.00185 ppb12,017
City of BakersfieldBakersfield, CA15 of 630.00146 ppb138,309
California Water Service - LivermoreLivermore, CA1 of 50.00140 ppb56,700
California Water Service - StocktonSan Jose, CA9 of 400.00128 ppb185,346
California Water Service - South San FranciscoSan Jose, CA6 of 240.00104 ppb56,110
Cal-water Service Company - ChicoChico, CA2 of 170.000882 ppb100,435
California Water Service Company - East Los AngelesSan Jose, CA1 of 70.000571 ppb150,446

* 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 Cadmium, but it likely has the contaminant in its water supply.