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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Elizabeth City

Dibromoacetic acid, one of the group of five haloacetic acids regulated by federal standards, is formed when chlorine or other disinfectants are used to treat drinking water. Haloacetic acids and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

MORE ABOUT THIS CONTAMINANT

 

96

Samples

0

Samples exceeding legal limit (MCL)

26

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.138 ppb162ND - 1.10 ppb
20150.656 ppb167ND - 2.30 ppb
20160.563 ppb166ND - 1.90 ppb
20170.288 ppb163ND - 1.90 ppb
20180.306 ppb164ND - 1.50 ppb
20190.375 ppb164ND - 1.70 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.04 ppb

The EWG Health Guideline of 0.04 ppb for dibromoacetic acid was defined in a peer-reviewed scientific study by EWG and represents a on-in-a-million lifetime cancer risk level. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-0692185427002-2ND
2014-01-0692185427001-2ND
2014-01-0692185427004-2ND
2014-01-0692185427003-2ND
2014-04-0792196508001DIS-21.10 ppb
2014-04-0792196511001DIS-21.10 ppb
2014-04-0792196509001DIS-2ND
2014-04-0792196510001DIS-2ND
2014-07-0892208495001DIS-2ND
2014-07-0892208495002DIS-2ND
2014-07-0892208495003DIS-2ND
2014-07-0892208495004DIS-2ND
2014-10-0692220286001TTH-2ND
2014-10-0692220286002TTH-2ND
2014-10-0692220286003TTH-2ND
2014-10-0692220286004TTH-2ND
2015-01-08ND
2015-01-08ND
2015-01-08ND
2015-01-08ND
2015-04-06ND
2015-04-061.70 ppb
2015-04-06ND
2015-04-061.10 ppb
2015-07-06ND
2015-07-062.30 ppb
2015-07-062.00 ppb
2015-07-061.10 ppb
2015-10-05ND
2015-10-051.20 ppb
2015-10-051.10 ppb
2015-10-05ND
2016-01-0592282037001TTH-2ND
2016-01-0592282037002TTH-21.50 ppb
2016-01-0592282037003TTH-21.90 ppb
2016-01-0592282037004TTH-2ND
2016-04-0592292662002TTH-2ND
2016-04-0592292662004TTH-2ND
2016-04-0592292662003TTH-21.40 ppb
2016-04-0592292662001TTH-2ND
2016-07-1192304772001TTH-2ND
2016-07-1192304772002TTH-21.30 ppb
2016-07-1192304772003TTH-21.50 ppb
2016-07-1192304772004TTH-2ND
2016-10-1292315997004TTH-2ND
2016-10-1292315997003TTH-21.40 ppb
2016-10-1292315997002TTH-2ND
2016-10-1292315997001TTH-2ND
2017-01-1092325930003TTHND
2017-01-1092325930002TTHND
2017-01-1092325930001TTHND
2017-01-1092325930004TTHND
2017-04-1092336747001TTH1.40 ppb
2017-04-1092336747002TTH1.90 ppb
2017-04-1092336747003TTH1.30 ppb
2017-04-1092336747004TTHND
2017-07-1092347220003TTHND
2017-07-1092347220004TTHND
2017-07-1092347220002TTHND
2017-07-1092347220001TTHND
2017-10-1092358707001TTHND
2017-10-1092358707002TTHND
2017-10-1092358707003TTHND
2017-10-1092358707004TTHND
2018-01-2492370843004TTH 1.000 ppb
2018-01-2492370843003TTH 1.10 ppb
2018-01-2492370843002TTH 1.30 ppb
2018-01-2492370843001TTH 1.50 ppb
2018-04-2592382473004TTH ND
2018-04-2592382473001TTH ND
2018-04-2592382473002TTH ND
2018-04-2592382473003TTH ND
2018-07-1992392766004TTH ND
2018-07-1992392766003TTH ND
2018-07-1992392766002TTH ND
2018-07-3092393737001TTH ND
2018-10-1892404170001TTH ND
2018-10-1892404170002TTH ND
2018-10-1892404170003TTH ND
2018-10-1892404170004TTH ND
2019-01-0492412949001_3770ND
2019-01-0492412949002_3770ND
2019-01-0492412949003_3770ND
2019-01-0492412949004_3770ND
2019-04-1592425913001_3770ND
2019-04-1592425913004_3770ND
2019-04-1592425913003_3770ND
2019-04-1592425913002_37701.40 ppb
2019-07-1592436885002_3770ND
2019-07-1592436885004_3770ND
2019-07-1592436885003_3770ND
2019-07-1592436885001_3770ND
2019-10-1492449575004_3770ND
2019-10-1492449575003_37701.70 ppb
2019-10-1492449575002_37701.20 ppb
2019-10-1492449575001_37701.70 ppb