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EWG's Tap Water Database — 2019 UPDATE

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Dibromoacetic acid

Connecticut Water Company - Shoreline Region-chester System

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.

 

60

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND160ND
2013ND200ND
2014ND80ND
2015N/A00N/A
2016ND80ND
2017ND80ND

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
2012-02-152597HAA5ND
2012-02-152598HAA5ND
2012-02-152599HAA5ND
2012-02-152600HAA5ND
2012-04-195836HAA5ND
2012-04-195835HAA5ND
2012-04-195834HAA5ND
2012-04-195833HAA5ND
2012-08-1311791HAA5ND
2012-08-1311790HAA5ND
2012-08-1311789HAA5ND
2012-08-1311788HAA5ND
2012-10-1515446HAA5ND
2012-10-1515447HAA5ND
2012-10-1515448HAA5ND
2012-10-1515449HAA5ND
2013-01-16749HAA5ND
2013-01-16748HAA5ND
2013-01-16747HAA5ND
2013-01-16746HAA5ND
2013-06-128436HAA5ND
2013-06-128437HAA5ND
2013-06-128438HAA5ND
2013-06-128439HAA5ND
2013-08-1212073HAA5ND
2013-08-1212072HAA5ND
2013-08-1212071HAA5ND
2013-08-1212070HAA5ND
2013-09-2315282HAA5ND
2013-09-2315283HAA5ND
2013-10-2316243HAA5ND
2013-10-2316242HAA5ND
2013-10-2316241HAA5ND
2013-10-2316240HAA5ND
2013-12-1819439HAA5ND
2013-12-1819440HAA5ND
2014-03-213486HAA5ND
2014-03-213487HAA5ND
2014-06-188763HAA5ND
2014-06-188762HAA5ND
2014-09-15BH14105HAA5ND
2014-09-15BH14106HAA5ND
2014-12-17BH54712HAA5ND
2014-12-17BH54713HAA5ND
2016-03-15BK78694HAA5ND
2016-03-15BK78695HAA5ND
2016-06-14BN54615HAA5ND
2016-06-14BN54614HAA5ND
2016-09-14BV14926HAA5ND
2016-09-14BV14927HAA5ND
2016-12-15BX06132HAA5ND
2016-12-15BX06133HAA5ND
2017-03-17BX89075HAA5ND
2017-03-17BX89074HAA5ND
2017-06-19BY42244HAA5ND
2017-06-19BY42245HAA5ND
2017-09-14BZ02391HAA5ND
2017-09-14BZ02392HAA5ND
2017-12-14BZ60235HAA5ND
2017-12-14BZ60236HAA5ND