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EWG's Tap Water Database — 2019 UPDATE

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Dalapon

Logan City Water System

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

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND40ND
2013ND20ND
2014N/A00N/A
2015ND40ND
2016ND10ND
2017N/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 Result
2012-01-11ND
2012-01-11ND
2012-05-30ND
2012-08-15ND
2013-08-06ND
2013-10-09ND
2015-07-29ND
2015-07-29ND
2015-07-29ND
2015-07-29ND
2016-02-26ND