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EWG's Tap Water Database — 2019 UPDATE

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Dibromoacetic acid

Lockport

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

3

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20121.09 ppb111.09 ppb
2013ND50ND
2014ND120ND
2015ND20ND
2016ND20ND
20171.44 ppb221.37 ppb - 1.50 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
2012-06-261206C90-001B1.09 ppb
2013-06-251306D71-001BND
2013-11-191311A27-003BND
2013-11-191311A27-004BND
2013-11-191311A27-002BND
2013-11-191311A27-001BND
2014-02-181402779-004BND
2014-02-181402779-002BND
2014-02-181402779-001BND
2014-02-181402779-003BND
2014-05-201405A88-004BND
2014-05-201405A88-003BND
2014-05-201405A88-002BND
2014-05-201405A88-001BND
2014-08-191408A80-002BND
2014-08-191408A80-003BND
2014-08-191408A80-001BND
2014-08-191408A80-004BND
2015-08-111508819-002BND
2015-08-111508819-001BND
2016-08-161608E66-001BND
2016-08-161608E66-002BND
2017-08-151708D65-001B1.50 ppb
2017-08-151708D65-002B1.37 ppb