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EWG's Tap Water Database — 2021 UPDATE

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Bromochloroacetic acid

City of Tumwater

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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61

Samples

0

Samples exceeding legal limit (MCL)

3

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.0480 ppb251ND - 1.20 ppb
2015ND60ND
2016ND60ND
2017ND80ND
20180.175 ppb122ND - 1.10 ppb
2019ND40ND

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
2014-02-2508121ND
2014-02-2508124ND
2014-02-2508123ND
2014-02-2508126ND
2014-02-2508122ND
2014-02-25081271.20 ppb
2014-02-2508125ND
2014-05-2021790ND
2014-05-2021792ND
2014-05-2021791ND
2014-05-2021795ND
2014-05-2021794ND
2014-05-2021793ND
2014-08-2738485ND
2014-08-2738487ND
2014-08-2738486ND
2014-08-2738488ND
2014-08-2738489ND
2014-08-2738484ND
2014-11-1851565ND
2014-11-1851567ND
2014-11-1851566ND
2014-11-1851569ND
2014-11-1851568ND
2014-11-1851564ND
2015-08-1838689ND
2015-08-1838691ND
2015-08-1838690ND
2015-08-1838686ND
2015-08-1838687ND
2015-08-1838688ND
2016-10-18ND
2016-10-18ND
2016-10-18ND
2016-10-18ND
2016-10-18ND
2016-10-18ND
2017-08-29ND
2017-08-29ND
2017-08-29ND
2017-08-29ND
2017-11-15ND
2017-11-15ND
2017-11-15ND
2017-11-15ND
2018-02-27ND
2018-02-27ND
2018-02-27ND
2018-02-27ND
2018-05-30ND
2018-05-301.000 ppb
2018-05-30ND
2018-05-30ND
2018-08-29ND
2018-08-29ND
2018-08-29ND
2018-08-291.10 ppb
2019-04-24ND
2019-04-24ND
2019-04-24ND
2019-04-24ND