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EWG's Tap Water Database — 2019 UPDATE

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Dalapon

Fern Crest Utilities Inc.

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

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013N/A00N/A
2014ND20ND
2015ND10ND
20160.890 ppb110.890 ppb
2017ND10ND

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
2012-01-25ND
2012-08-08ND
2014-07-16ND
2014-11-06ND
2015-11-05ND
2016-07-070.890 ppb
2017-07-20ND