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EWG's Tap Water Database — 2019 UPDATE

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Chlorodibromoacetic acid

Jefferson County PWSD 10

NOTE: Jefferson County PWSD 10 purchases water from Missouri American St. Louis County & St. Charles County which is required to test for chlorodibromoacetic acid. Sample information shown below was taken by 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
20120.298 ppb61ND - 1.79 ppb
20130.329 ppb81ND - 2.63 ppb
2014ND80ND
20150.798 ppb83ND - 2.86 ppb
20160.505 ppb82ND - 2.09 ppb
2017ND80ND

ppb = parts per billion

All test results

NOTE: Jefferson County PWSD 10 purchases water from Missouri American St. Louis County & St. Charles County which is required to test for chlorodibromoacetic acid. Sample information shown below was taken by Missouri American St. Louis County & St. Charles County.

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