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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Port Alexander Public Water Supply

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.

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND30ND
2016ND40ND
2017ND30ND
2018ND40ND
2019ND40ND

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
2014-03-31DH*A1404038-01BND
2014-06-30DH*A1407066-01BND
2014-09-23DH*3113745ND
2014-12-16DH*A1412318-01BND
2015-06-30DH*280-71427-1ND
2015-09-15DH*440-121347-1ND
2015-12-26DH*280-78457-1ND
2016-03-15DH*280-80854-1ND
2016-06-07DH*280-84380-1ND
2016-09-27DB*280-88984-1ND
2016-12-14DH*440-169808-1ND
2017-03-22DH*440-180562-1ND
2017-06-11DH*3713580ND
2017-12-12DH*3838442ND
2018-03-06DH*3886600ND
2018-06-05DH*680-153596-1ND
2018-09-18DH*680-158251-1ND
2018-12-04DH*4142024ND
2019-03-05X680-165594-1ND
2019-06-25680-171043-1ND
2019-09-04680-173929-1ND
2019-12-14680-178520-1ND