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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Harris Montgomery Counties Municipal Utility District 386 May V

The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND10ND
2016ND10ND
2017ND10ND
2018ND10ND
2019ND10ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 200 ppb

The legal limit for dalapon, established in 1992, was based on a toxicity study in laboratory animals published in 1960.

ppb = parts per billion

All test results

Date Lab ID Result
2014-09-15AC67023ND
2015-09-10AD06481ND
2016-09-19AD50067ND
2017-05-23AD85203ND
2018-09-12AE39772ND
2019-07-30AE76367ND