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EWG's Tap Water Database — 2021 UPDATE

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Chlorodibromoacetic acid

Boone County PWSD 9

Chlorodibromoacetic acid is formed when chlorine or other disinfectants are used to treat drinking water. Disinfection byproducts increase the risk of cancer and may cause problems during pregnancy.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND
2018ND20ND
2019ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.02 ppb

The EWG Health Guideline of 0.02 ppb for chlorodibromoacetic 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
2014-06-24AC28755ND
2014-06-24AC28756ND
2015-06-29AC51316ND
2015-06-29AC51315ND
2016-06-27AC74961ND
2016-06-27AC74962ND
2017-06-29AC98563ND
2017-06-29AC98562ND
2018-06-21AD27377ND
2018-06-21AD27378ND
2019-06-18AD49191ND
2019-06-18AD49192ND