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National Drinking Water Database


Dichloroacetonitrile in Texas


Dichloroacetonitrile is an unregulated byproduct of tap water disinfection that forms when chlorine, chloramines or other disinfectants react with organic and inorganic matter in water.

The Most Polluted Communities in Texas

50 water utilities reported detecting Dichloroacetonitrile in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Dichloroacetonitrile level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1City of Paint Rock
Paint Rock, TX
3201 of 15.4 ppb
(5.4 ppb)
2East Cedar Creek Fwsd Brookshire
Mabank, TX
9,6992 of 22.38 ppb
(0.75 to 4 ppb)
3Macbee Wsc
Wills Point, TX
3,0362 of 22.35 ppb
(0.9 to 3.8 ppb)
4City of West Tawakoni
Quinlan, TX
2,9372 of 21.55 ppb
(0.9 to 2.2 ppb)
5West Cedar Creek Mud
Tool, TX
15,9692 of 21.54 ppb
(0.88 to 2.2 ppb)
6City of Point
Point, TX
6381 of 11.45 ppb
(1.45 ppb)
7Carolynn Estates
Dallas, TX
5972 of 21.4 ppb
(1.1 to 1.7 ppb)
8Chase Village Mobile Home Community
Baytown, TX
1761 of 11.2 ppb
(1.2 ppb)
9City of Emory
Emory, TX
1,2252 of 21.15 ppb
(0.8 to 1.5 ppb)
10Pleasure Point Wsc
Zavalla, TX
2161 of 11.05 ppb
(1.05 ppb)

Health Based Limits for Dichloroacetonitrile

There are no health based standards that EWG is using for this chemical

Violation Summary for Dichloroacetonitrile in Texas

There are no violations reported for this contaminant in Texas