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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Marygold Mutual Water Company

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

 

30

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND30ND
2016ND40ND
20171.01 ppb72ND - 4.00 ppb
2018ND80ND
2019ND80ND

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
2015-06-033761-601-1040ND
2015-09-163761-601-1045ND
2015-12-023761-601-1000ND
2016-03-093761-601-1030ND
2016-06-013761-601-1010ND
2016-09-073761-601-1010ND
2016-12-143761-601-0930ND
2017-03-083761-601-1000ND
2017-06-143761-602-1200ND
2017-06-143761-601-1121ND
2017-09-063761-601-1000ND
2017-09-063761-602-1010ND
2017-12-063761-601-10153.10 ppb
2017-12-063761-602-10254.00 ppb
2018-03-213761-601-1224ND
2018-03-213761-602-1230ND
2018-06-263761-602-1004ND
2018-06-263761-601-1018ND
2018-09-123761-602-1145ND
2018-09-123761-601-1138ND
2018-12-193761-602-1034ND
2018-12-193761-601-1050ND
2019-03-133761-602-1044ND
2019-03-133761-601-1024ND
2019-06-193761-601-1121ND
2019-06-193761-602-1130ND
2019-09-043761-601-1135ND
2019-09-043761-602-1145ND
2019-12-043761-601-0934ND
2019-12-043761-602-0955ND