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EWG's Tap Water Database — 2021 UPDATE

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Bromochloroacetic acid

Niles

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

3

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20141.000 ppb21ND - 2.00 ppb
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
20181.000 ppb21ND - 2.00 ppb
20190.500 ppb21ND - 1.000 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
2014-08-05LLF311802.00 ppb
2014-08-05LLF31181ND
2018-08-06LLH971502.00 ppb
2018-08-06LLH97149ND
2019-08-20LLI58048ND
2019-08-20LLI580491.000 ppb