Know Your Environment. Protect Your Health.

Bromochloroacetic acid

City of Mercer Island

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.

 

80

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND160ND
2019ND160ND
2020N/A00N/A
2021ND160ND
2022ND160ND
2023ND160ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-01-10ND
2018-01-10ND
2018-01-10ND
2018-01-10ND
2018-04-10ND
2018-04-10ND
2018-04-10ND
2018-04-10ND
2018-07-10ND
2018-07-10ND
2018-07-10ND
2018-07-17ND
2018-10-11ND
2018-10-11ND
2018-10-11ND
2018-10-11ND
2019-01-09ND
2019-01-09ND
2019-01-09ND
2019-01-09ND
2019-04-11ND
2019-04-11ND
2019-04-11ND
2019-04-11ND
2019-07-10ND
2019-07-10ND
2019-07-10ND
2019-07-10ND
2019-10-17ND
2019-10-17ND
2019-10-17ND
2019-10-17ND
2021-01-064064257ND
2021-01-064064255ND
2021-01-064064258ND
2021-01-064064256ND
2021-04-074101579ND
2021-04-074101580ND
2021-04-074101581ND
2021-04-074101582ND
2021-07-084172245ND
2021-07-084172244ND
2021-07-084172243ND
2021-07-084172246ND
2021-10-054195666ND
2021-10-054195663ND
2021-10-054195664ND
2021-10-054195665ND
2022-01-054230020ND
2022-01-054230017ND
2022-01-054230019ND
2022-01-054230018ND
2022-04-124270494ND
2022-04-124270496ND
2022-04-124270495ND
2022-04-124270497ND
2022-07-124310224ND
2022-07-124310226ND
2022-07-124310225ND
2022-07-124310223ND
2022-10-044361912ND
2022-10-044361909ND
2022-10-044361911ND
2022-10-044361910ND
2023-01-054397668ND
2023-01-054397671ND
2023-01-054397669ND
2023-01-054397670ND
2023-04-134442052ND
2023-04-134442055ND
2023-04-134442053ND
2023-04-134442054ND
2023-07-124482777ND
2023-07-124482778ND
2023-07-124482780ND
2023-07-124482779ND
2023-10-044529321ND
2023-10-044529320ND
2023-10-044529319ND
2023-10-044529318ND