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EWG's Tap Water Database — 2019 UPDATE

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Dalapon

Centerville 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.

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND10ND
2014ND60ND
2015ND10ND
2016N/A00N/A
2017ND130ND

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
2013-05-09ND
2014-01-06ND
2014-01-06ND
2014-07-07ND
2014-07-07ND
2014-08-10ND
2014-10-07ND
2015-01-05ND
2017-01-10ND
2017-01-10ND
2017-01-10ND
2017-02-14ND
2017-02-22ND
2017-04-03ND
2017-04-03ND
2017-04-03ND
2017-04-03ND
2017-04-03ND
2017-04-19ND
2017-07-06ND
2017-07-06ND