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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

East Cherry Creek Valley Water and Sanitation District

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

MORE ABOUT THIS CONTAMINANT

 

44

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
2015ND160ND
2016ND60ND
2017ND10ND
2018ND20ND
2019ND190ND

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
2015-03-17ND
2015-03-17ND
2015-03-17ND
2015-03-17ND
2015-03-18ND
2015-03-18ND
2015-03-18ND
2015-06-08ND
2015-06-08ND
2015-06-08ND
2015-06-08ND
2015-06-23ND
2015-06-23ND
2015-06-23ND
2015-06-23ND
2015-09-29ND
2016-08-03ND
2016-08-25ND
2016-08-31ND
2016-12-01ND
2016-12-01ND
2016-12-19ND
2017-11-07ND
2018-02-06ND
2018-04-12ND
2019-04-22ND
2019-04-22ND
2019-06-07ND
2019-06-11ND
2019-06-11ND
2019-06-11ND
2019-06-21ND
2019-06-24ND
2019-06-25ND
2019-06-27ND
2019-10-24ND
2019-10-28ND
2019-11-14ND
2019-11-14ND
2019-11-14ND
2019-12-03ND
2019-12-09ND
2019-12-10ND
2019-12-12ND