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EWG's Tap Water Database — 2021 UPDATE

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Bromochloroacetic acid

City of Mountlake Terrace

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

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91

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND160ND
2015ND150ND
2016ND160ND
2017ND120ND
2018ND160ND
20190.125 ppb164ND - 0.600 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.02 ppb

The EWG Health Guideline of 0.02 ppb for bromochloroacetic 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
2014-03-1110638ND
2014-03-1110639ND
2014-03-1110636ND
2014-03-1110637ND
2014-06-1025433ND
2014-06-1025432ND
2014-06-1025434ND
2014-06-1025431ND
2014-09-0940596ND
2014-09-0940595ND
2014-09-0940605ND
2014-09-0940602ND
2014-12-0954629ND
2014-12-0954630ND
2014-12-0954632ND
2014-12-0954631ND
2015-03-1010322ND
2015-03-1010325ND
2015-03-1010323ND
2015-03-1010324ND
2015-06-0926479ND
2015-06-0926476ND
2015-06-0926477ND
2015-06-0926478ND
2015-09-0842595ND
2015-09-0842594ND
2015-09-0842592ND
2015-09-0842593ND
2015-12-0859270ND
2015-12-0859268ND
2015-12-0859269ND
2016-03-08ND
2016-03-08ND
2016-03-08ND
2016-03-08ND
2016-06-14ND
2016-06-14ND
2016-06-14ND
2016-06-14ND
2016-09-13ND
2016-09-13ND
2016-09-13ND
2016-09-13ND
2016-12-13ND
2016-12-13ND
2016-12-13ND
2016-12-13ND
2017-06-13ND
2017-06-13ND
2017-06-13ND
2017-06-13ND
2017-09-12ND
2017-09-12ND
2017-09-12ND
2017-09-12ND
2017-12-12ND
2017-12-12ND
2017-12-12ND
2017-12-12ND
2018-03-13ND
2018-03-13ND
2018-03-13ND
2018-03-13ND
2018-06-12ND
2018-06-12ND
2018-06-12ND
2018-06-12ND
2018-09-11ND
2018-09-11ND
2018-09-11ND
2018-09-11ND
2018-12-12ND
2018-12-12ND
2018-12-12ND
2018-12-12ND
2019-03-110.500 ppb
2019-03-110.500 ppb
2019-03-110.400 ppb
2019-03-110.600 ppb
2019-06-11ND
2019-06-11ND
2019-06-11ND
2019-06-11ND
2019-09-10ND
2019-09-10ND
2019-09-10ND
2019-09-10ND
2019-12-10ND
2019-12-10ND
2019-12-10ND
2019-12-10ND