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EWG's Tap Water Database — 2021 UPDATE

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Bromodichloroacetic acid

Jefferson County Cons. PWSD C 1

Bromodichloroacetic acid is formed when chlorine or other disinfectants are used to treat drinking water. Bromodichloroacetic acid and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy.

MORE ABOUT THIS CONTAMINANT

 

82

Samples

0

Samples exceeding legal limit (MCL)

29

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20141.12 ppb1613ND - 2.60 ppb
20150.446 ppb169ND - 1.31 ppb
20160.413 ppb165ND - 3.76 ppb
20170.0413 ppb161ND - 0.660 ppb
2018ND100ND
20190.150 ppb81ND - 1.20 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 bromodichloroacetic 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
2014-02-26AC182631.26 ppb
2014-02-26AC182601.02 ppb
2014-02-26AC182611.11 ppb
2014-02-26AC182621.27 ppb
2014-06-02AC28397ND
2014-06-02AC28398ND
2014-06-02AC283992.53 ppb
2014-06-02AC284002.60 ppb
2014-09-10AC334942.09 ppb
2014-09-10AC33495ND
2014-09-10AC334930.840 ppb
2014-09-10AC334922.33 ppb
2014-12-09AC383170.770 ppb
2014-12-09AC383180.740 ppb
2014-12-09AC383190.680 ppb
2014-12-09AC383160.730 ppb
2015-02-23AC420440.750 ppb
2015-02-23AC420450.710 ppb
2015-02-23AC420430.640 ppb
2015-02-23AC420460.610 ppb
2015-05-26AC46596ND
2015-05-26AC46598ND
2015-05-26AC46595ND
2015-05-26AC465971.31 ppb
2015-09-02AC57579ND
2015-09-02AC57580ND
2015-09-02AC57577ND
2015-09-02AC57578ND
2015-12-08AC628630.800 ppb
2015-12-08AC628620.810 ppb
2015-12-08AC628610.680 ppb
2015-12-08AC628640.830 ppb
2016-03-09AC66407ND
2016-03-09AC66410ND
2016-03-09AC66409ND
2016-03-09AC66408ND
2016-06-07AC721010.700 ppb
2016-06-07AC72104ND
2016-06-07AC721020.760 ppb
2016-06-07AC721030.720 ppb
2016-08-29AC81754ND
2016-08-29AC817530.670 ppb
2016-08-29AC81752ND
2016-08-29AC817553.76 ppb
2016-11-03AC87002ND
2016-11-03AC87001ND
2016-11-03AC87003ND
2016-11-03AC87000ND
2017-02-27AC908520.660 ppb
2017-02-27AC90853ND
2017-02-27AC90850ND
2017-02-27AC90851ND
2017-05-30AC95827ND
2017-05-30AC95828ND
2017-05-30AC95829ND
2017-05-30AC95830ND
2017-09-06AD03581ND
2017-09-06AD03580ND
2017-09-06AD03582ND
2017-09-06AD03583ND
2017-11-27AD09541ND
2017-11-27AD09540ND
2017-11-27AD09542ND
2017-11-27AD09543ND
2018-02-21AD14326ND
2018-02-21AD14327ND
2018-02-21AD14328ND
2018-02-21AD14329ND
2018-05-29AD20556ND
2018-05-29AD20555ND
2018-08-29AD31367ND
2018-08-29AD31368ND
2018-11-27AD35765ND
2018-11-27AD35766ND
2019-02-25AD39433ND
2019-02-25AD39434ND
2019-05-21AD47511ND
2019-05-21AD47512ND
2019-08-28AD54104ND
2019-08-28AD541051.20 ppb
2019-11-21AD58147ND
2019-11-21AD58148ND