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EWG's Tap Water Database — 2019 UPDATE

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Dibromoacetic acid

Ward Nine Water System

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.

 

36

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
201310.00 ppb449.00 ppb - 11.0 ppb
20149.80 ppb449.00 ppb - 10.6 ppb
20155.55 ppb42ND - 11.1 ppb
201613.1 ppb4411.5 ppb - 14.6 ppb
20178.38 ppb18186.10 ppb - 11.6 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2012-09-061147962ND
2012-09-061147962ND
2013-08-13L0033143-019.00 ppb
2013-08-13L0033143-0211.0 ppb
2013-08-13L0033143-019.00 ppb
2013-08-13L0033143-0211.0 ppb
2014-08-21132844510.6 ppb
2014-08-2113284449.00 ppb
2014-08-21132844510.6 ppb
2014-08-2113284449.00 ppb
2015-08-101418299ND
2015-08-101418299ND
2015-08-10141830011.1 ppb
2015-08-10141830011.1 ppb
2016-08-12151588111.5 ppb
2016-08-12151588214.6 ppb
2016-08-12151588214.6 ppb
2016-08-12151588111.5 ppb
2017-02-14352960860209.00 ppb
2017-02-14352960860199.90 ppb
2017-02-14352960860209.00 ppb
2017-02-14352960860199.90 ppb
2017-05-093531202701211.6 ppb
2017-05-093531202701110.5 ppb
2017-05-093531202701110.5 ppb
2017-05-093531202701211.6 ppb
2017-08-10353299500476.40 ppb
2017-08-10353299500466.10 ppb
2017-08-10353299500476.40 ppb
2017-08-10353299500466.10 ppb
2017-09-01353349590026.70 ppb
2017-09-01353349590026.70 ppb
2017-11-13353495110026.90 ppb
2017-11-13353495110018.30 ppb
2017-11-13353495110026.90 ppb
2017-11-13353495110018.30 ppb