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EWG's Tap Water Database — 2019 UPDATE

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Dibromoacetic acid

City of Alexandria

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.

 

96

Samples

0

Samples exceeding legal limit (MCL)

63

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20120.910 ppb3623ND - 1.74 ppb
20131.35 ppb221.20 ppb - 1.50 ppb
20141.40 ppb15151.000 ppb - 1.90 ppb
20151.21 ppb1614ND - 1.70 ppb
20161.01 ppb3120ND - 2.10 ppb
20170.538 ppb3212ND - 1.70 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
2013-08-1323116801 HAA51.20 ppb
2013-11-1223979401 HAA51.50 ppb
2014-05-1325610501HAA1.000 ppb
2014-08-1326553101HAA1.20 ppb
2014-08-1326553401HAA1.000 ppb
2014-08-1326553301HAA1.70 ppb
2014-08-1326553201HAA1.80 ppb
2014-08-1326553001HAA1.10 ppb
2014-08-1326553501HAA1.40 ppb
2014-11-1127472301HAA1.10 ppb
2014-11-1127471901HAA1.90 ppb
2014-11-1127472401HAA1.20 ppb
2014-11-1127472201HAA1.30 ppb
2014-11-1127471801HAA1.40 ppb
2014-11-1127471701HAA1.40 ppb
2014-11-1127472101HAA1.70 ppb
2014-11-1127472001HAA1.80 ppb
2015-08-12460274-AMERICAN1.30 ppb
2015-08-12460274-AMERICAN1.40 ppb
2015-08-12460274-AMERICAN1.50 ppb
2015-08-12460274-AMERICAN1.50 ppb
2015-08-12460274-AMERICAN1.60 ppb
2015-08-12460274-AMERICAN1.70 ppb
2015-08-12460274-AMERICAN1.70 ppb
2015-08-12460274-AMERICAN1.10 ppb
2015-11-1000001_EXP-AMERICND
2015-11-1000001_EXP-AMERICND
2015-11-1000001_EXP-AMERIC1.10 ppb
2015-11-1000001_EXP-AMERIC1.20 ppb
2015-11-1000001_EXP-AMERIC1.20 ppb
2015-11-1000001_EXP-AMERIC1.30 ppb
2015-11-1000001_EXP-AMERIC1.30 ppb
2015-11-1000001_EXP-AMERIC1.40 ppb
2016-02-0931204001HAAND
2016-02-0931203901HAAND
2016-02-0931204201HAAND
2016-02-0931204301HAAND
2016-02-0931204401HAAND
2016-02-0931204601HAAND
2016-02-0931204501HAAND
2016-02-0931204101HAAND
2016-05-0931993901HAA1.40 ppb
2016-05-0931993601HAAND
2016-05-0931993201HAAND
2016-05-0931993801HAA1.10 ppb
2016-05-0931993301HAA1.20 ppb
2016-05-0931993501HAAND
2016-05-0931993401HAA1.80 ppb
2016-08-15330369011.60 ppb
2016-08-15330373011.80 ppb
2016-08-15330375011.40 ppb
2016-08-15330370011.90 ppb
2016-08-15330376012.00 ppb
2016-08-15330374012.00 ppb
2016-08-15330371011.70 ppb
2016-08-15330372012.10 ppb
2016-11-16337100011.20 ppb
2016-11-16337099011.20 ppb
2016-11-16337095011.30 ppb
2016-11-16337096011.80 ppb
2016-11-16337097011.40 ppb
2016-11-16337094011.40 ppb
2016-11-16337093011.40 ppb
2016-11-16337098011.50 ppb
2017-02-1334625101ND
2017-02-1334625001ND
2017-02-1334624901ND
2017-02-1334624801ND
2017-02-1334624601ND
2017-02-1334624501ND
2017-02-13346247011.10 ppb
2017-02-1334625201ND
2017-05-10354061011.20 ppb
2017-05-10354069011.50 ppb
2017-05-10354071011.40 ppb
2017-05-1035406701ND
2017-05-1035406501ND
2017-05-1035405701ND
2017-05-1035405901ND
2017-05-1035406301ND
2017-08-14365946011.60 ppb
2017-08-14365948011.60 ppb
2017-08-14365949011.60 ppb
2017-08-1436595001ND
2017-08-14365945011.50 ppb
2017-08-14365947011.70 ppb
2017-08-14365951011.40 ppb
2017-08-14365944011.60 ppb
2017-11-1337617101ND
2017-11-1337616801ND
2017-11-1337616701ND
2017-11-1337616601ND
2017-11-1337616501ND
2017-11-1337616401ND
2017-11-13376170011.000 ppb
2017-11-1337616901ND