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EWG's Tap Water Database — 2021 UPDATE

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Chlorodibromoacetic acid

Missouri American St. Louis County & St. Charles County

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.

 

16

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
2014ND160ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

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
2014-08-19AC30934ND
2014-08-19AC30935ND
2014-08-19AC30936ND
2014-08-19AC30937ND
2014-08-19AC30938ND
2014-08-19AC30939ND
2014-08-19AC30940ND
2014-08-19AC30941ND
2014-08-19AC30942ND
2014-08-19AC30943ND
2014-08-19AC30944ND
2014-08-19AC30945ND
2014-08-19AC30946ND
2014-08-19AC30947ND
2014-08-19AC30948ND
2014-08-19AC30949ND