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EWG's Tap Water Database — 2019 UPDATE

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Dalapon

Johnson Utilities

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

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND60ND
2013N/A00N/A
2014N/A00N/A
2015ND40ND
2016ND20ND
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 Lab ID Result
2012-01-23201201240163SAND
2012-01-23201201240163SBND
2012-01-23201201240163SCND
2012-07-26201207270233SAND
2012-07-26201207270233SBND
2012-07-26201207270233SCND
2015-03-04201503040395SAND
2015-03-04201503040395SBND
2015-06-17201506170582SAND
2015-06-17201506170582SBND
2016-02-17201602180080SND
2016-10-27201610270264SND