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EWG's Tap Water Database — 2021 UPDATE

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Bromochloroacetic acid

Alderwood Water District

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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192

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND320ND
2015ND320ND
2016ND320ND
2017ND320ND
20180.00938 ppb321ND - 0.300 ppb
2019ND320ND

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
2014-02-1106606ND
2014-02-1106609ND
2014-02-1106612ND
2014-02-1106607ND
2014-02-1106605ND
2014-02-1106611ND
2014-02-1106608ND
2014-02-1106610ND
2014-05-1320718ND
2014-05-1320721ND
2014-05-1320724ND
2014-05-1320725ND
2014-05-1320720ND
2014-05-1320719ND
2014-05-1320723ND
2014-05-1320722ND
2014-08-0734831ND
2014-08-0734833ND
2014-08-0734827ND
2014-08-0734830ND
2014-08-0734832ND
2014-08-0734834ND
2014-08-0734829ND
2014-08-0734828ND
2014-11-1250686ND
2014-11-1250687ND
2014-11-1250684ND
2014-11-1250685ND
2014-11-1250688ND
2014-11-1250690ND
2014-11-1250691ND
2014-11-1250689ND
2015-02-1106543ND
2015-02-1106547ND
2015-02-1106544ND
2015-02-1106545ND
2015-02-1106546ND
2015-02-1106542ND
2015-02-1106541ND
2015-02-1106548ND
2015-05-1221316ND
2015-05-1221317ND
2015-05-1221321ND
2015-05-1221319ND
2015-05-1221318ND
2015-05-1221320ND
2015-05-1221314ND
2015-05-1221315ND
2015-08-1237673ND
2015-08-1237668ND
2015-08-1237674ND
2015-08-1237667ND
2015-08-1237670ND
2015-08-1237672ND
2015-08-1237671ND
2015-08-1237669ND
2015-11-0954057ND
2015-11-0954058ND
2015-11-0954052ND
2015-11-0954053ND
2015-11-0954056ND
2015-11-0954055ND
2015-11-0954054ND
2015-11-0954051ND
2016-02-09ND
2016-02-09ND
2016-02-09ND
2016-02-09ND
2016-02-09ND
2016-02-09ND
2016-02-09ND
2016-02-09ND
2016-05-12ND
2016-05-12ND
2016-05-12ND
2016-05-12ND
2016-05-12ND
2016-05-12ND
2016-05-12ND
2016-05-12ND
2016-08-09ND
2016-08-09ND
2016-08-09ND
2016-08-09ND
2016-08-09ND
2016-08-09ND
2016-08-09ND
2016-08-09ND
2016-11-09ND
2016-11-09ND
2016-11-09ND
2016-11-09ND
2016-11-09ND
2016-11-09ND
2016-11-09ND
2016-11-09ND
2017-02-08ND
2017-02-08ND
2017-02-08ND
2017-02-08ND
2017-02-08ND
2017-02-08ND
2017-02-08ND
2017-02-08ND
2017-05-10ND
2017-05-10ND
2017-05-10ND
2017-05-10ND
2017-05-10ND
2017-05-10ND
2017-05-10ND
2017-05-10ND
2017-08-10ND
2017-08-10ND
2017-08-10ND
2017-08-10ND
2017-08-10ND
2017-08-10ND
2017-08-10ND
2017-08-10ND
2017-11-07ND
2017-11-07ND
2017-11-07ND
2017-11-07ND
2017-11-07ND
2017-11-07ND
2017-11-07ND
2017-11-07ND
2018-02-06ND
2018-02-06ND
2018-02-06ND
2018-02-06ND
2018-02-06ND
2018-02-06ND
2018-02-060.300 ppb
2018-02-06ND
2018-05-08ND
2018-05-08ND
2018-05-08ND
2018-05-08ND
2018-05-08ND
2018-05-08ND
2018-05-08ND
2018-05-08ND
2018-08-08ND
2018-08-08ND
2018-08-08ND
2018-08-08ND
2018-08-08ND
2018-08-08ND
2018-08-08ND
2018-08-08ND
2018-11-07ND
2018-11-07ND
2018-11-07ND
2018-11-07ND
2018-11-07ND
2018-11-07ND
2018-11-07ND
2018-11-07ND
2019-02-13ND
2019-02-13ND
2019-02-13ND
2019-02-13ND
2019-02-13ND
2019-02-13ND
2019-02-13ND
2019-02-13ND
2019-05-09ND
2019-05-09ND
2019-05-09ND
2019-05-09ND
2019-05-09ND
2019-05-09ND
2019-05-09ND
2019-05-09ND
2019-08-07ND
2019-08-07ND
2019-08-07ND
2019-08-07ND
2019-08-07ND
2019-08-07ND
2019-08-07ND
2019-08-07ND
2019-11-13ND
2019-11-13ND
2019-11-13ND
2019-11-13ND
2019-11-13ND
2019-11-13ND
2019-11-13ND
2019-11-13ND