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Xylenes (total)

Status: National drinking water standard exists

 

Xylenes are solvents used in industrial and consumer products, such as cleaning agents and paint thinners. Xylenes cause nervous system damage and may harm developing fetuses.

2015:

FOUND
FOUND ABOVE HEALTH GUIDELINES

41

states detected

1,279

utilities detected

11 million

people served

0

states over health guideline

0

utilities over health guideline

0

people served over health guideline

Health concerns for xylenes

Harm to the brain and nervous system

Change to the central nervous system

Change to fetal growth and development

State and national drinking water standards and health guidelines

Health Guideline 1,800 ppb

The health guideline of 1,800 ppb for xylenes 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 the brain and nervous system.

ppb = parts per billion.

EPA Maximum Contaminant
Level (MCL) 10,000 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)10,000 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 xylenes in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
Texas4285,680,952
Indiana11852,125
New Mexico22731,507
Florida72523,260
Wisconsin64417,884
Pennsylvania45334,332
Arizona17274,582
Alabama23229,305
Mississippi63220,154
Iowa82213,971
Virginia48201,059
Illinois32186,418
New Jersey25177,535
Minnesota22162,726
Tennessee7108,330
Missouri50104,831
Georgia3688,149
North Carolina6086,560
South Carolina477,141
Delaware774,332
Colorado3273,126
Kentucky745,492
California830,455
Arkansas2024,744
Oklahoma1324,219
Ohio1323,983
Louisiana813,970
Oregon511,922
Utah910,855
Washington49,089
Kansas58,863
Alaska115,425
Hawaii24,574
Nevada53,380
West Virginia32,383
Maryland51,970
Maine11,748
Wyoming51,242
Montana31,134
Massachusetts1120
New Hampshire130
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Utilities with the highest amounts of xylenes, 2015

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
Mountain Falls Water System UicnPahrump, NV1 of 290.0 ppb1,718
Hawaii Volcanoes Nat.parkHawaii National Park, HI2 of 266.3 ppb3,374
Felton Water DepartmentFelton, DE1 of 161.4 ppb1,591
Wayland Water SupplyWayland, IA1 of 159.0 ppb966
Northwest Harris County Municipal Utility District 23Bellaire, TX4 of 453.4 ppb3,528
Dean Water Supply CorporationTyler, TX2 of 437.6 ppb4,761
Harrisville W/aHarrisville, MS3 of 435.6 ppb2,133
Whitt Water Supply CorporationWhitt, TX1 of 134.9 ppb115
Newport Water DistrictNewport, ME1 of 234.5 ppb1,748
Manchester Water DistrictManchester, WA1 of 534.0 ppb8,148
Manville WSC*Coupland, TX6 of 1033.4 ppb23,937
Saxton Municipal Water AuthoritySaxton, PA1 of 331.5 ppb1,000
Glendale Water Supply CorporationTrinity, TX1 of 330.6 ppb1,263
Montgomery County UD 4*Houston, TX1 of 130.0 ppb4,491
Hca Roan Filter Plant*Hazleton, PA2 of 423.7 ppb40,620
Pond Creek*Pond Creek, OK1 of 123.3 ppb982
Texas 281 Rv ParkBulverde, TX1 of 223.0 ppb407
Saluda, Town ofRockville, VA1 of 222.9 ppb328
Bushland Water Supply CorporationBushland, TX1 of 121.2 ppb220
Spinnaker PointLittleton, NC1 of 320.3 ppb143
Turkey Pen Mobile Home ParkPisgah Forest, NC1 of 119.0 ppb229
Kingston Town Water UtilitiesKingston, NV1 of 118.9 ppb350
Hachita Mutual Domestic Water Consumers AssociationHachita, NM4 of 418.8 ppb100
Stratford HarbourAlexandria, VA9 of 1218.6 ppb1,215
Laurel Mountain Lakes Water AssociationMadisonville, TN3 of 317.8 ppb254
Gladbrook Water SupplyGladbrook, IA1 of 115.0 ppb945
Quail Valley Utility District*Missouri City, TX4 of 714.9 ppb13,317
North Slope Borough - Anaktuvuk PassBarrow, AK4 of 414.6 ppb350
City of CleburneCleburne, TX3 of 914.6 ppb30,000
Jordan Woods S/dGarner, NC4 of 414.5 ppb70

* 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 Xylenes (total), but it likely has the contaminant in its water supply.

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UtilityLocationTestsAverage levelPeople served
Manville WSC*Coupland, TX6 of 1033.4 ppb23,937
Hca Roan Filter Plant*Hazleton, PA2 of 423.7 ppb40,620
Quail Valley Utility District*Missouri City, TX4 of 714.9 ppb13,317
City of CleburneCleburne, TX3 of 914.6 ppb30,000
Warren Water District*Indianola, IA2 of 214.0 ppb18,045
Porter SUD*Porter, TX4 of 108.57 ppb15,892
Tifton-Tift County Water System*Tifton, GA4 of 47.18 ppb24,871
Larchmont UtilitiesSavannah, GA2 of 76.40 ppb11,799
Harris County MUD 165*Houston, TX3 of 76.00 ppb17,763
Hobbs Municipal Water SupplyHobbs, NM1 of 24.90 ppb37,877
City of JasperJasper, TX2 of 53.70 ppb10,388
City of Jacksonville*Jacksonville, TX2 of 82.95 ppb14,544
Lindale Rural WSCLindale, TX3 of 52.84 ppb12,315
City of GulfportGulfport, MS3 of 132.70 ppb72,935
Greendale WaterworksGreendale, WI2 of 22.45 ppb14,046
City of BudaBuda, TX2 of 62.25 ppb10,680
Southern Utilities*Tyler, TX7 of 372.24 ppb59,154
City of Kyle*Kyle, TX3 of 32.20 ppb25,443
Weston Municipal UtilitiesWeston, WI1 of 22.05 ppb15,045
River Falls WaterworksRiver Falls, WI2 of 31.79 ppb14,477
Bellefontaine City PWSBellefontaine, OH3 of 41.77 ppb13,370
Albuquerque Water System*Albuquerque, NM4 of 51.71 ppb601,983
City of Mount Holly*Mt Holly, NC1 of 11.70 ppb13,656
Espanola Water System*Espanola, NM4 of 41.55 ppb10,495
City of Lincolnton*Lincolnton, NC1 of 11.50 ppb10,487
Benton City WSCLytle, TX3 of 61.27 ppb17,292
City of Beeville*Beeville, TX1 of 11.10 ppb15,039
Lake Utility Services Inc North*Clermont, FL2 of 121.08 ppb21,518
Margate City Water DepartmentMargate, NJ4 of 41.04 ppb25,545
City of Houston Utility District 5 - Kingwood*Houston, TX1 of 61.02 ppb78,078

* 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 Xylenes (total), but it likely has the contaminant in its water supply.

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