Know Your Environment. Protect Your Health.

Dalapon

Grand Harbor Water System

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
2018ND30ND
2019ND20ND
2020ND20ND
2021ND30ND
2022ND20ND
2023ND20ND

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
2018-06-19AE30452ND
2018-06-19AE30552ND
2018-06-19AE30553ND
2019-06-13AE70592ND
2019-06-13AE70678ND
2020-07-16AF19691ND
2020-07-16AF19760ND
2021-08-04AF64803ND
2021-08-04AF64870ND
2021-08-04AF64871ND
2022-03-08AF88174ND
2022-06-01AF99035ND
2023-08-09AG51969ND
2023-08-09AG52009ND