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EWG's Tap Water Database — 2019 UPDATE

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Dalapon

City of Arvada

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND20ND
2014ND40ND
2015ND20ND
2016ND20ND
2017ND40ND

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 Result
2012-05-14ND
2012-05-14ND
2013-07-09ND
2013-07-09ND
2014-05-19ND
2014-05-19ND
2014-08-18ND
2014-08-18ND
2015-08-04ND
2015-08-04ND
2016-08-22ND
2016-08-22ND
2017-05-16ND
2017-06-13ND
2017-08-30ND
2017-08-30ND