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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Lakes of Magnolia

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

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND
2018ND30ND
2019ND20ND

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
2014-06-26AC58332ND
2014-09-29AC68420ND
2015-09-28AD08833ND
2015-09-28AD08704ND
2016-07-06AD43138ND
2016-07-06AD43140ND
2017-04-12AD79415ND
2017-04-12AD79414ND
2018-03-06AE17085ND
2018-03-06AE16950ND
2018-03-06AE16949ND
2019-07-16AE74582ND
2019-07-16AE74584ND