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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Halifax Co--Halifax

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.

MORE ABOUT THIS CONTAMINANT

 

96

Samples

0

Samples exceeding legal limit (MCL)

66

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20141.62 ppb1615ND - 2.20 ppb
20152.23 ppb1615ND - 3.20 ppb
20161.06 ppb1614ND - 1.50 ppb
20170.938 ppb1611ND - 1.70 ppb
20181.26 ppb169ND - 3.20 ppb
20190.156 ppb162ND - 1.30 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 Lab ID Result
2014-02-178864-021714-B02M1.000 ppb
2014-02-178864-021714-B03M1.20 ppb
2014-02-178864-021714-B04M1.10 ppb
2014-02-178864-021714-B01M1.10 ppb
2014-05-058864-050514-B01M1.80 ppb
2014-05-058864-050514-B02M1.90 ppb
2014-05-058864-050514-B03M1.90 ppb
2014-05-058864-050514-B04M2.20 ppb
2014-08-148864-081414-B01M1.70 ppb
2014-08-148864-081414-B02M2.10 ppb
2014-08-148864-081414-B03M1.90 ppb
2014-08-148864-081414-B04MND
2014-11-108864-111014-B02M2.10 ppb
2014-11-108864-111014-B04M2.10 ppb
2014-11-108864-111014-B03M2.00 ppb
2014-11-108864-111014-B01M1.80 ppb
2015-02-161.80 ppb
2015-02-162.00 ppb
2015-02-162.00 ppb
2015-02-162.20 ppb
2015-06-153.00 ppb
2015-06-152.90 ppb
2015-06-152.70 ppb
2015-06-151.60 ppb
2015-08-13ND
2015-08-132.80 ppb
2015-08-133.20 ppb
2015-08-132.70 ppb
2015-11-162.20 ppb
2015-11-162.40 ppb
2015-11-162.10 ppb
2015-11-162.10 ppb
2016-02-128864-021216-B01M1.30 ppb
2016-02-128864-021216-B02M1.10 ppb
2016-02-128864-021216-B03M1.20 ppb
2016-02-128864-021216-B04M1.20 ppb
2016-05-098864-050916-B04M1.10 ppb
2016-05-098864-050916-B03M1.30 ppb
2016-05-098864-050916-B02M1.20 ppb
2016-05-098864-050916-B01M1.10 ppb
2016-08-108864-081016-B01MND
2016-08-108864-081016-B02M1.30 ppb
2016-08-108864-081016-B03M1.20 ppb
2016-08-108864-081016-B04M1.50 ppb
2016-11-088864-110816-B01MND
2016-11-088864-110816-B02M1.20 ppb
2016-11-088864-110816-B03M1.000 ppb
2016-11-088864-110816-B04M1.30 ppb
2017-02-068864-020617-B04M1.70 ppb
2017-02-068864-020617-B03M1.70 ppb
2017-02-068864-020617-B02M1.70 ppb
2017-02-068864-020617-B01M1.50 ppb
2017-05-098864-050917-B01M1.20 ppb
2017-05-098864-050917-B03M1.10 ppb
2017-05-098864-050917-B02M1.10 ppb
2017-05-098864-050917-B04MND
2017-08-098864-080917-B01MND
2017-08-098864-080917-B02M1.20 ppb
2017-08-098864-080917-B03MND
2017-08-098864-080917-B04MND
2017-11-148864-111417-B01MND
2017-11-148864-111417-B02M1.60 ppb
2017-11-148864-111417-B03M1.10 ppb
2017-11-148864-111417-B04M1.10 ppb
2018-02-148864-021418-B04M1.80 ppb
2018-02-148864-021418-B03M2.50 ppb
2018-02-148864-021418-B02M1.90 ppb
2018-02-148864-021418-B01M1.90 ppb
2018-05-088864-050818-B04M3.20 ppb
2018-05-088864-050818-B01M2.20 ppb
2018-05-088864-050818-B02M3.10 ppb
2018-05-088864-050818-B03M2.60 ppb
2018-08-148864-081418-B04MND
2018-08-148864-081418-B03MND
2018-08-148864-081418-B02M1.000 ppb
2018-08-148864-081418-B01MND
2018-11-138864-111318-B01MND
2018-11-138864-111318-B02MND
2018-11-138864-111318-B03MND
2018-11-138864-111318-B04MND
2019-02-128864-021219-B01MND
2019-02-128864-021219-B02MND
2019-02-128864-021219-B03MND
2019-02-128864-021219-B04MND
2019-05-148864-051419-B01MND
2019-05-148864-051419-B04MND
2019-05-148864-051419-B03MND
2019-05-148864-051419-B02MND
2019-08-138864-081319-B02MND
2019-08-138864-081319-B04MND
2019-08-138864-081319-B03MND
2019-08-138864-081319-B01MND
2019-11-128864-111219-B04MND
2019-11-128864-111219-B03M1.30 ppb
2019-11-128864-111219-B02MND
2019-11-128864-111219-B01M1.20 ppb