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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

USAF Davis Monthan AFB

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
2014N/A00N/A
2015ND100ND
2016N/A00N/A
2017N/A00N/A
2018ND40ND
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
2015-01-133170912ND
2015-01-133170920ND
2015-01-133170929ND
2015-01-133170936ND
2015-01-133170944ND
2015-07-213285155ND
2015-07-213285162ND
2015-07-213285169ND
2015-07-213285176ND
2015-07-213285184ND
2018-01-253860653ND
2018-01-253860659ND
2018-01-253860665ND
2018-01-253860671ND
2019-02-144201405ND
2019-02-144201411ND