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EWG's Tap Water Database — 2021 UPDATE

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n-Butylbenzene

Status: No national drinking water standard exists

 

n-Butylbenzene is an industrial chemical.

2017-2019:

FOUND

9

states detected

24

utilities detected

72,457

people served

States reporting n-butylbenzene in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
Alabama138,700
Massachusetts110,703
New York109,242
Ohio16,400
Washington42,442
California12,300
Wisconsin41,335
New Jersey1885
Illinois1450
MORE
LESS

Filtering technologies that reduce n-butylbenzene

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Activated Carbon

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Reverse Osmosis

Utilities with the highest amounts of n-butylbenzene, 2017-2019

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
De LandDe Land, IL1 of 41.30 ppb450
Sweetwater Beach SubdivisionEagle Rock, MO1 of 10.800 ppb63
Peace of Mind EstatesSpringfield, MO1 of 20.635 ppb60
Ausable Heights Water SystemKeeseville, NY1 of 10.500 ppb46
Friendship Hills SubdStockton, MO1 of 20.410 ppb35
Town of SharpsburgWilliamsport, MD1 of 20.285 ppb1,360
Table Rock Heights Home Owners AssociationHollister, MO1 of 20.260 ppb50
Jasper County Public Water Supply District 2Webb City, MO2 of 40.258 ppb3,075
Butterfield PWSButterfield, MO1 of 40.203 ppb470
Cape Girardeau County Public Water Supply District 4Cape Girardeau, MO1 of 40.188 ppb1,575
Stone County Public Water Supply District 1Kimberling City, MO2 of 60.187 ppb1,700
Bolivar Southtown Utilities Company Inc.Bolivar, MO1 of 40.133 ppb573
Gardeau Water DistrictCastile, NY1 of 40.125 ppb60
Perry Village*, NY1 of 40.125 ppb4,348
Perry Center Water DistrictPerry, NY1 of 40.125 ppb150
Silver Lake Institute - Castile Water District #1, NY1 of 40.125 ppb440
Atlanta PWSAltanta, MO1 of 60.0967 ppb385
Macon PWS*Macon, MO1 of 60.0967 ppb5,489
Taney County Public Water Supply District 1Taneyville, MO1 of 60.0950 ppb2,000
Badger Mountain Irrigation DistrictKennewick, WA2 of 20.0890 ppb2,200
Villa Loretto Nursing HomeMount Calvary, WI1 of 20.0850 ppb75
US Army Aviation and Missile CommandRedstone Arsenal, AL2 of 110.0811 ppb38,700
Mount Adams Vista Water SystemBenton City, WA1 of 10.0798 ppb34
College of The OzarksPoint Lookout, MO1 of 80.0725 ppb1,700
City of Broussard Highway 90 Water SystemBroussard, LA2 of 240.0675 ppb3,087
Kiona Village CourtBenton City, WA2 of 20.0618 ppb108
St Croix Meadows Mobile Home ParkHoulton, WI1 of 20.0600 ppb170
Springhill Mobile Home ParkWappingers Falls, NY1 of 90.0556 ppb150
Farm-to-market AssociatesBrewster, NY1 of 90.0556 ppb48
Briar Cliff SubdivisionLampe, MO1 of 100.0550 ppb165
Monett PWSMonett, MO1 of 180.0500 ppb9,027
Eltopia Water AssociationEltopia, WA1 of 10.0500 ppb100
Carl Junction PWSCarl Junction, MO1 of 160.0388 ppb7,445
Waterville Fire District 1Waterville, VT1 of 550.0316 ppb84
Taney County Public Water Supply District 3Branson, MO1 of 200.0260 ppb6,000
Springport Water District #1 - NorthCayuga, NY1 of 240.0208 ppb500
Union Springs Village*Union Springs, NY1 of 240.0208 ppb3,000
Springport Water District #1 - SouthCayuga, NY1 of 240.0208 ppb500
Wallingford Water DepartmentWallingford, CT1 of 350.0143 ppb37,267
Grafton Water District*Grafton, MA1 of 570.0128 ppb10,703
Village Acres Mobile Home Ct LlcUnity, WI1 of 170.0118 ppb32
Milford City Public Water SystemMilford, OH1 of 570.00877 ppb6,400
Lynwood Park Mutual Water CompanyCompton, CA1 of 700.00857 ppb2,300
Stoney Field Mobile Home ParkPittsford, NJ1 of 110.00546 ppb200
Rio WaterworksRio, WI1 of 200.00450 ppb1,058
Parkwood Branch TerracesVineland, NJ14 of 200.00272 ppb885

* 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 n-Butylbenzene, but it likely has the contaminant in its water supply.

UtilityLocationTestsAverage levelPeople served
US Army Aviation and Missile CommandRedstone Arsenal, AL2 of 110.0811 ppb38,700
Wallingford Water DepartmentWallingford, CT1 of 350.0143 ppb37,267
Grafton Water District*Grafton, MA1 of 570.0128 ppb10,703

* 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 n-Butylbenzene, but it likely has the contaminant in its water supply.