Know Your Environment. Protect Your Health.

Dalapon

Harris County Municipal Utility District 383

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
2018ND10ND
2019ND10ND
2020ND20ND
2021ND10ND
2022ND10ND
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
2018-08-09AE36281ND
2019-08-27AE81004ND
2020-05-06AF09665ND
2020-05-06AF09776ND
2021-09-08AF69091ND
2022-05-24AF98240ND
2023-05-25AG42078ND
2023-05-25AG42185ND