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EWG's Tap Water Database — 2021 UPDATE

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Propachlor

City of Frederick

Propachlor is a carcinogenic, DNA-damaging herbicide also associated with adverse developmental effects and reproductive toxicity. Propachlor use is discontinued in the U.S.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND30ND
2016ND30ND
2017ND30ND
2018ND20ND
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-05-010100015_01_00486ND
2014-05-010100015_02_00486ND
2014-06-230100015_03_00553ND
2015-04-08E15003181001ND
2015-04-08E15003181003ND
2015-04-08E15003181005ND
2016-04-25E16003991005ND
2016-04-25E16003991002ND
2016-04-25E16003984002ND
2017-04-04E17003895003ND
2017-04-04E17003895001ND
2017-04-05E17003936001ND
2018-05-09E18004037001ND
2018-05-09E18004056001ND