Know Your Environment. Protect Your Health.

Dalapon

Harris County Municipal Utility District 58

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

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND10ND
2020ND10ND
2021ND20ND
2022ND10ND
2023ND10ND

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
2018-05-09AE25884ND
2018-05-09AE25986ND
2019-08-07AE77406ND
2020-07-28AF20865ND
2021-06-21AF58823ND
2021-10-18AF73837ND
2022-09-28AG15209ND
2023-08-21AG53258ND