Know Your Environment. Protect Your Health.

Dalapon

Tempe Water Supply Corporation 1

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

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND50ND
2021ND10ND
2022ND10ND
2023ND50ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-05-14AE26166ND
2019-06-13AE70593ND
2020-02-12AE98224ND
2020-02-12AE98225ND
2020-02-12AE98227ND
2020-02-12AE98228ND
2020-06-24AF16770ND
2021-05-11AF53533ND
2022-06-09AG00225ND
2023-02-16AG29417ND
2023-02-16AG29418ND
2023-02-16AG29420ND
2023-05-30AG42322ND
2023-05-30AG42370ND