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EWG's Tap Water Database — 2021 UPDATE

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Bromomethane

Jefferson County PWSD1

NOTE: Jefferson County PWSD1 purchases water from Missouri American St. Louis County & St. Charles County which is required to test for bromomethane. Sample information shown below was taken by Missouri American St. Louis County & St. Charles County.

Bromomethane, or methyl bromide, is a pesticide fumigant that was banned because it depletes the ozone layer.

 

25

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND40ND
2014ND50ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

NOTE: Jefferson County PWSD1 purchases water from Missouri American St. Louis County & St. Charles County which is required to test for bromomethane. Sample information shown below was taken by Missouri American St. Louis County & St. Charles County.

Date Lab ID Result
2013-02-0521019901ND
2013-02-0521020101ND
2013-02-0521018301ND
2013-02-0621016401ND
2013-02-0621017401ND
2013-05-0921799401ND
2013-05-0921797501ND
2013-05-0921798501ND
2013-05-0921801001ND
2013-05-0921801201ND
2013-08-0823172801ND
2013-08-0823170901ND
2013-08-0823174401ND
2013-08-0823174601ND
2013-08-0823171901ND
2013-11-0523931601ND
2013-11-0523933501ND
2013-11-0623935301ND
2013-11-0623932601ND
2013-11-0623935101ND
2014-07-23AC30071ND
2014-07-23AC30070ND
2014-07-23AC30069ND
2014-07-23AC30068ND
2014-07-23AC30072ND