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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Danbury Water Department

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

 

165

Samples

0

Samples exceeding legal limit (MCL)

49

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.186 ppb3711ND - 0.980 ppb
2015N/A00N/A
20160.417 ppb3213ND - 1.50 ppb
2017ND320ND
20180.172 ppb328ND - 1.20 ppb
20190.353 ppb3217ND - 1.20 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
2014-01-06E401245-1CHND
2014-01-06E401245-2CHND
2014-03-11E403C94-2CHND
2014-03-11E403C94-4CHND
2014-03-11E403C94-7CH0.620 ppb
2014-03-12E403C94-1CHND
2014-03-13E403C94-6CHND
2014-03-14E403C94-8CHND
2014-03-17E403C94-3CHND
2014-03-18E403C94-5CHND
2014-06-10E406G56-4CHND
2014-06-10E406G56-6CH0.660 ppb
2014-06-11E406G56-1CHND
2014-06-12E406G56-2CHND
2014-06-12E406G56-7CH0.980 ppb
2014-06-12E406G56-8CH0.620 ppb
2014-06-13E406G56-5CH0.690 ppb
2014-06-16E406G56-3CH0.540 ppb
2014-09-10E409F66-1GEND
2014-09-11E409F66-4GEND
2014-09-11E409F66-6GE0.530 ppb
2014-09-12E409F66-2GE0.500 ppb
2014-09-12E409F66-8GE0.510 ppb
2014-09-15E409F66-3GEND
2014-09-23E409M19-1GEND
2014-09-23E409M19-2GEND
2014-09-23E409M19-3GEND
2014-09-30E409T37-2GEND
2014-09-30E410021-1GEND
2014-12-12E412D88-1GEND
2014-12-12E412D88-7GE0.650 ppb
2014-12-12E412D88-8GEND
2014-12-15E412D88-2GEND
2014-12-15E412D88-3GEND
2014-12-15E412D88-4GEND
2014-12-15E412D88-6GEND
2014-12-16E412D88-5GE0.600 ppb
2016-03-09E603E03-4-18GEND
2016-03-09E603E03-1-16GEND
2016-03-10E603E03-2-17GEND
2016-03-10E603E03-5-19GE0.640 ppb
2016-03-10E603E03-6-20GEND
2016-03-10E603E03-7-15GE0.740 ppb
2016-03-11E603E03-8-04GEND
2016-03-14E603E03-3-03GEND
2016-06-16E606O13-1-16GEND
2016-06-16E606O13-2-17GE0.650 ppb
2016-06-16E606O13-8-04GE0.550 ppb
2016-06-16E606O13-4-18GEND
2016-06-16E606O13-5-19GE0.840 ppb
2016-06-16E606O13-6-20GE0.620 ppb
2016-06-20E606O13-7-15GE0.910 ppb
2016-06-20E606O13-3-03GEND
2016-09-08188688CH1.40 ppb
2016-09-09188692CH1.50 ppb
2016-09-13188690CH1.30 ppb
2016-09-13188678CHND
2016-09-13188680CH1.50 ppb
2016-09-13188682CH1.50 ppb
2016-09-13188684CHND
2016-09-14188686CH1.20 ppb
2016-12-12192765CHND
2016-12-13192767CHND
2016-12-13192769CHND
2016-12-13192755CHND
2016-12-13192757CHND
2016-12-13192761CHND
2016-12-13192763CHND
2016-12-14192759CHND
2017-03-09196060GEND
2017-03-09196062GEND
2017-03-09196066GEND
2017-03-13196064GEND
2017-03-14196070GEND
2017-03-15196072GEND
2017-03-15196074GEND
2017-03-15196068GEND
2017-06-13200346GEND
2017-06-13200352GEND
2017-06-14200350GEND
2017-06-14200340GEND
2017-06-14200342GEND
2017-06-15200354GEND
2017-06-15200344GEND
2017-06-15200348GEND
2017-09-12204473GEND
2017-09-12204475GEND
2017-09-12204479GEND
2017-09-12204485GEND
2017-09-12204487GEND
2017-09-13204481GEND
2017-09-13204483GEND
2017-09-13204477GEND
2017-12-11208504GEND
2017-12-11208506GEND
2017-12-12208508GEND
2017-12-12208510GEND
2017-12-12208512GEND
2017-12-12208514GEND
2017-12-12208500GEND
2017-12-12208502GEND
2018-03-14211585GEND
2018-03-14211587GEND
2018-03-14211589GEND
2018-03-14211591GEND
2018-03-14211599GEND
2018-03-15211593GEND
2018-03-15211595GEND
2018-03-15211597GEND
2018-06-19215737GEND
2018-06-19215739GEND
2018-06-19215743GEND
2018-06-19215745GE1.20 ppb
2018-06-19215751GEND
2018-06-20215747GEND
2018-06-20215749GEND
2018-06-20215741GEND
2018-09-14DBP 200505484ND
2018-09-14DBP 2005054860.500 ppb
2018-09-14DBP 200505491ND
2018-09-14DBP 200505493ND
2018-09-14DBP 200505495ND
2018-09-14DBP 200505497ND
2018-09-14DBP 200505499ND
2018-09-17DBP 200505658ND
2018-12-14DBP 200516093ND
2018-12-14DBP 2005160940.600 ppb
2018-12-14DBP 2005160950.600 ppb
2018-12-14DBP 200516096ND
2018-12-14DBP 2005160970.700 ppb
2018-12-14DBP 2005160980.600 ppb
2018-12-14DBP 2005160990.700 ppb
2018-12-14DBP 2005161000.600 ppb
2019-03-14DBP 200524760ND
2019-03-14DBP 200524761ND
2019-03-14DBP 200524762ND
2019-03-14DBP 200524763ND
2019-03-14DBP 2005247640.600 ppb
2019-03-14DBP 2005247650.600 ppb
2019-03-14DBP 2005247660.700 ppb
2019-03-14DBP 2005247670.600 ppb
2019-06-20DBP 200537265ND
2019-06-20DBP 2005372660.600 ppb
2019-06-20DBP 200537267ND
2019-06-20DBP 200537268ND
2019-06-20DBP 2005372690.500 ppb
2019-06-20DBP 2005372700.600 ppb
2019-06-20DBP 200537271ND
2019-06-20DBP 2005372720.500 ppb
2019-09-19DBP 200549612ND
2019-09-19DBP 200549613ND
2019-09-19DBP 2005496151.20 ppb
2019-09-19DBP 200549617ND
2019-09-19DBP 200549618ND
2019-10-11DBP 200552503ND
2019-10-11DBP 2005525040.800 ppb
2019-10-11DBP 2005525050.800 ppb
2019-12-19DBP 200560926ND
2019-12-19DBP 2005609270.600 ppb
2019-12-19DBP 2005609290.500 ppb
2019-12-19DBP 2005609300.500 ppb
2019-12-19DBP 2005609310.900 ppb
2019-12-19DBP 200560932ND
2019-12-19DBP 2005609340.500 ppb
2019-12-19DBP 2005609350.800 ppb