Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Dibromoacetic acid

Brewster Water Department

Dibromoacetic 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.

 

48

Samples

0

Samples exceeding legal limit (MCL)

38

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014N/A00N/A
20150.846 ppb1614ND - 1.60 ppb
20160.648 ppb1611ND - 1.60 ppb
20170.943 ppb1613ND - 2.10 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.04 ppb

The EWG Health Guideline of 0.04 ppb for dibromoacetic 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 Result
2015-02-101.30 ppb
2015-02-101.30 ppb
2015-02-100.630 ppb
2015-02-10ND
2015-05-070.860 ppb
2015-05-071.30 ppb
2015-05-071.60 ppb
2015-05-070.730 ppb
2015-08-050.730 ppb
2015-08-050.900 ppb
2015-08-051.60 ppb
2015-08-050.560 ppb
2015-11-020.700 ppb
2015-11-02ND
2015-11-020.760 ppb
2015-11-020.570 ppb
2016-02-020.890 ppb
2016-02-020.930 ppb
2016-02-021.10 ppb
2016-02-02ND
2016-05-04ND
2016-05-040.580 ppb
2016-05-041.50 ppb
2016-05-041.60 ppb
2016-08-010.600 ppb
2016-08-010.780 ppb
2016-08-01ND
2016-08-12ND
2016-11-08ND
2016-11-080.690 ppb
2016-11-080.700 ppb
2016-11-081.000 ppb
2017-02-060.610 ppb
2017-02-061.000 ppb
2017-02-062.00 ppb
2017-02-061.20 ppb
2017-05-03ND
2017-05-031.20 ppb
2017-05-03ND
2017-05-030.530 ppb
2017-08-020.900 ppb
2017-08-02ND
2017-08-020.580 ppb
2017-08-021.70 ppb
2017-11-091.60 ppb
2017-11-090.660 ppb
2017-11-092.10 ppb
2017-11-091.000 ppb