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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

US Army Fort Huachuca

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

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND90ND
2016ND10ND
2017ND20ND
2018ND100ND
2019N/A00N/A

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
2015-06-253270539ND
2015-06-253270532ND
2015-06-253270525ND
2015-06-253270518ND
2015-11-103357275ND
2015-11-103357269ND
2015-11-103357263ND
2015-11-103357257ND
2015-11-103357251ND
2016-03-173417063ND
2017-03-153655669ND
2017-08-163761096ND
2018-03-1918C1824-05ND
2018-03-1918C1824-04ND
2018-03-1918C1824-03ND
2018-03-1918C1824-02ND
2018-03-1918C1824-01ND
2018-08-1318H1324-01ND
2018-08-1318H1324-05ND
2018-08-1318H1324-04ND
2018-08-1318H1324-03ND
2018-08-1318H1324-02 SOCND