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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Cairo

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)

39

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20141.21 ppb1615ND - 1.70 ppb
20150.369 ppb165ND - 1.30 ppb
20160.819 ppb169ND - 2.00 ppb
20170.200 ppb162ND - 1.80 ppb
20180.600 ppb168ND - 1.50 ppb
2019ND160ND

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
2014-02-18AI281981.40 ppb
2014-02-18AI281971.20 ppb
2014-02-18AI28196ND
2014-02-18AI281951.60 ppb
2014-05-20AI409881.40 ppb
2014-05-20AI409871.10 ppb
2014-05-20AI409861.20 ppb
2014-05-20AI409851.10 ppb
2014-08-19AI503861.10 ppb
2014-08-19AI503851.60 ppb
2014-08-19AI503871.10 ppb
2014-08-19AI503881.50 ppb
2014-11-18AI597861.70 ppb
2014-11-18AI597851.10 ppb
2014-11-18AI597841.10 ppb
2014-11-18AI597831.10 ppb
2015-02-17AI65092ND
2015-02-17AI650911.30 ppb
2015-02-17AI650901.10 ppb
2015-02-17AI650891.20 ppb
2015-05-19AI77518ND
2015-05-19AI77519ND
2015-05-19AI775211.30 ppb
2015-05-19AI77520ND
2015-08-18AI869211.000 ppb
2015-08-18AI86920ND
2015-08-18AI86919ND
2015-08-18AI86918ND
2015-11-17AJ01161ND
2015-11-17AJ01160ND
2015-11-17AJ01159ND
2015-11-17AJ01158ND
2016-02-16AJ06495ND
2016-02-16AJ064941.40 ppb
2016-02-16AJ06496ND
2016-02-16AJ064971.40 ppb
2016-05-17AJ12329ND
2016-05-17AJ12328ND
2016-05-17AJ12327ND
2016-05-17AJ12326ND
2016-08-16AJ228831.50 ppb
2016-08-16AJ228821.10 ppb
2016-08-16AJ22881ND
2016-08-16AJ228801.10 ppb
2016-11-14AJ334182.00 ppb
2016-11-14AJ334211.90 ppb
2016-11-14AJ334201.50 ppb
2016-11-14AJ334191.20 ppb
2017-02-21AJ46794ND
2017-02-21AJ46793ND
2017-02-21AJ46792ND
2017-02-21AJ46791ND
2017-05-17AJ55672ND
2017-05-17AJ55671ND
2017-05-17AJ55670ND
2017-05-17AJ55669ND
2017-08-21AJ65116ND
2017-08-21AJ651151.40 ppb
2017-08-21AJ65117ND
2017-08-21AJ651181.80 ppb
2017-11-14AJ73756ND
2017-11-14AJ73755ND
2017-11-14AJ73754ND
2017-11-14AJ73753ND
2018-02-21AJ843541.000 ppb
2018-02-21AJ843531.40 ppb
2018-02-21AJ843521.10 ppb
2018-02-21AJ843511.10 ppb
2018-05-15AJ89577ND
2018-05-15AJ89578ND
2018-05-15AJ89580ND
2018-05-15AJ89579ND
2018-08-21AJ98447ND
2018-08-21AJ98446ND
2018-08-21AJ98445ND
2018-08-21AJ98444ND
2018-11-12AK057701.50 ppb
2018-11-12AK057691.10 ppb
2018-11-12AK057681.20 ppb
2018-11-12AK057671.20 ppb
2019-02-18AK11646ND
2019-02-18AK11645ND
2019-02-18AK11647ND
2019-02-18AK11648ND
2019-05-20AK17826ND
2019-05-20AK17825ND
2019-05-20AK17824ND
2019-05-20AK17823ND
2019-08-19AK26742ND
2019-08-19AK26741ND
2019-08-19AK26740ND
2019-08-19AK26739ND
2019-11-18AK36977ND
2019-11-18AK36980ND
2019-11-18AK36979ND
2019-11-18AK36978ND