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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

City of Snook

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

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND30ND
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
2014-08-06AC62373ND
2014-08-06AC62376ND
2015-09-25AD08628ND
2015-09-25AD08630ND
2015-12-08AD16038ND
2016-05-17AD36973ND
2016-05-17AD36978ND
2017-09-19AD96765ND
2017-09-19AD96764ND
2018-08-21AE37955ND
2018-08-21AE37832ND
2018-08-21AE37830ND
2019-09-04AE81983ND
2019-09-04AE81980ND