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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Lihue-Kapaa

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

 

73

Samples

0

Samples exceeding legal limit (MCL)

53

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
20151.13 ppb1610ND - 3.50 ppb
20162.16 ppb881.40 ppb - 2.80 ppb
20171.69 ppb1713ND - 3.50 ppb
20181.61 ppb1612ND - 4.30 ppb
20191.28 ppb1610ND - 3.00 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
2015-02-242015022604861.40 ppb
2015-02-242015022604871.40 ppb
2015-02-24201502260488ND
2015-02-242015022604851.70 ppb
2015-05-182015052003782.70 ppb
2015-05-182015052003791.60 ppb
2015-05-182015052003801.30 ppb
2015-05-18201505200382ND
2015-08-10C15-08-0157AND
2015-08-10C15-08-0158AND
2015-08-10C15-08-0159A1.30 ppb
2015-08-10C15-08-0160AND
2015-11-16C15-11-0129A1.90 ppb
2015-11-16C15-11-0132A1.30 ppb
2015-11-16C15-11-0131A3.50 ppb
2015-11-16C15-11-0130AND
2016-02-092.40 ppb
2016-02-092.00 ppb
2016-05-032.80 ppb
2016-05-032.40 ppb
2016-08-022.60 ppb
2016-08-021.90 ppb
2016-11-151.80 ppb
2016-11-151.40 ppb
2017-02-222.10 ppb
2017-02-221.70 ppb
2017-02-221.50 ppb
2017-02-22ND
2017-05-021.80 ppb
2017-05-021.80 ppb
2017-05-021.70 ppb
2017-05-02ND
2017-08-283.50 ppb
2017-08-283.50 ppb
2017-08-282.20 ppb
2017-08-28ND
2017-08-282.20 ppb
2017-11-07ND
2017-11-071.70 ppb
2017-11-073.30 ppb
2017-11-071.80 ppb
2018-02-14C18-02-0048A1.40 ppb
2018-02-14C18-02-0047AND
2018-02-14C18-02-0046A1.60 ppb
2018-02-14C18-02-0049A1.90 ppb
2018-05-14C18-05-0074A2.60 ppb
2018-05-14C18-05-0073AND
2018-05-14C18-05-0072A2.20 ppb
2018-05-14C18-05-0075A2.20 ppb
2018-08-08C18-08-0156AND
2018-08-08C18-08-0158A1.60 ppb
2018-08-08C18-08-0155A1.90 ppb
2018-08-08C18-08-0157A2.00 ppb
2018-11-15201811160642ND
2018-11-152018111606401.80 ppb
2018-11-152018111606394.30 ppb
2018-11-152018111606412.20 ppb
2019-02-04C19-02-0056A3.00 ppb
2019-02-04C19-02-0054A1.80 ppb
2019-02-04C19-02-0055AND
2019-02-04C19-02-0057A1.70 ppb
2019-05-06C19-05-0038AND
2019-05-06C19-05-0037AND
2019-05-06C19-05-0039A1.60 ppb
2019-05-06C19-05-0036A1.40 ppb
2019-08-05C19-08-0041A2.50 ppb
2019-08-05C19-08-0042A2.40 ppb
2019-08-05C19-08-0039A2.60 ppb
2019-08-05C19-08-0040AND
2019-11-12C19-11-0053AND
2019-11-12C19-11-0051A1.80 ppb
2019-11-12C19-11-0054A1.70 ppb
2019-11-12C19-11-0052AND