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EWG's Tap Water Database — 2021 UPDATE

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Monobromoacetic acid

Chester Water Authority

Monobromoacetic acid, one of the group of five haloacetic acids regulated by federal standards, is formed when chlorine or other disinfectants are used to treat drinking water. Haloacetic acids and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

MORE ABOUT THIS CONTAMINANT

 

128

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
20180.244 ppb324ND - 2.60 ppb
2019ND960ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 25 ppb

The EWG Health Guideline of 25 ppb for monobromoacetic acid was proposed in 2020 by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk.. This health guideline protects against muscular degeneration.

ppb = parts per billion

All test results

Date Lab ID Result
2018-09-072337327003ND
2018-09-072337327002ND
2018-09-072337327001ND
2018-09-072337327005ND
2018-09-072337327006ND
2018-09-072337327008ND
2018-09-072337327007ND
2018-09-072337327004ND
2018-10-102343959003ND
2018-10-102343959002ND
2018-10-102343959001ND
2018-10-102343959005ND
2018-10-102343959006ND
2018-10-102343959008ND
2018-10-102343959007ND
2018-10-102343959004ND
2018-11-072349357003ND
2018-11-0723493570022.20 ppb
2018-11-072349357001ND
2018-11-0723493570062.60 ppb
2018-11-072349357008ND
2018-11-0723493570071.30 ppb
2018-11-0723493570041.70 ppb
2018-11-082349357005ND
2018-12-113005508003ND
2018-12-113005508002ND
2018-12-113005508001ND
2018-12-113005508005ND
2018-12-113005508006ND
2018-12-113005508008ND
2018-12-113005508007ND
2018-12-113005508004ND
2019-01-083009895003ND
2019-01-083009895002ND
2019-01-083009895001ND
2019-01-083009895005ND
2019-01-083009895006ND
2019-01-083009895008ND
2019-01-083009895007ND
2019-01-083009895004ND
2019-02-123016801003ND
2019-02-123016801002ND
2019-02-123016801001ND
2019-02-123016801005ND
2019-02-123016801006ND
2019-02-123016801008ND
2019-02-123016801007ND
2019-02-123016801004ND
2019-03-073020744003ND
2019-03-073020744002ND
2019-03-073020744001ND
2019-03-073020744005ND
2019-03-073020744006ND
2019-03-073020744008ND
2019-03-073020744007ND
2019-03-073020744004ND
2019-04-103027870003ND
2019-04-103027870002ND
2019-04-103027870001ND
2019-04-103027870005ND
2019-04-103027870006ND
2019-04-103027870008ND
2019-04-103027870007ND
2019-04-103027870004ND
2019-05-163034622003ND
2019-05-163034622002ND
2019-05-163034622001ND
2019-05-163034622005ND
2019-05-163034622006ND
2019-05-163034622008ND
2019-05-163034622007ND
2019-05-163034622004ND
2019-06-073038500003ND
2019-06-073038500002ND
2019-06-073038500001ND
2019-06-073038500005ND
2019-06-073038500006ND
2019-06-073038500008ND
2019-06-073038500007ND
2019-06-073038500004ND
2019-07-093044794003ND
2019-07-093044794002ND
2019-07-093044794001ND
2019-07-093044794005ND
2019-07-093044794006ND
2019-07-093044794008ND
2019-07-093044794007ND
2019-07-093044794004ND
2019-08-073050926003ND
2019-08-073050926002ND
2019-08-073050926001ND
2019-08-073050926005ND
2019-08-073050926007ND
2019-08-073050926006ND
2019-08-073050926004ND
2019-08-123051528001ND
2019-09-113057607003ND
2019-09-113057607002ND
2019-09-113057607001ND
2019-09-113057607005ND
2019-09-113057607006ND
2019-09-113057607008ND
2019-09-113057607007ND
2019-09-113057607004ND
2019-10-083063042003ND
2019-10-083063042002ND
2019-10-083063042001ND
2019-10-083063042005ND
2019-10-083063042006ND
2019-10-083063042008ND
2019-10-083063042007ND
2019-10-083063042004ND
2019-11-073068994003ND
2019-11-073068994002ND
2019-11-073068994001ND
2019-11-073068994005ND
2019-11-073068994006ND
2019-11-073068994008ND
2019-11-073068994007ND
2019-11-073068994004ND
2019-12-103075060003ND
2019-12-103075060002ND
2019-12-103075060001ND
2019-12-103075060005ND
2019-12-103075060007ND
2019-12-103075060006ND
2019-12-103075060004ND
2019-12-113075164001ND