Know Your Environment. Protect Your Health.

Dalapon

Harris County Municipal Utility District 62

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

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND30ND
2021ND30ND
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
2018-06-12AE29457ND
2019-05-02AE64584ND
2020-05-13AF10944ND
2020-09-21AF27956ND
2020-11-05AF33525ND
2021-03-09AF46135ND
2021-04-20AF50759ND
2021-06-11AF57732ND
2022-06-08AF99989ND
2023-06-12AG43970ND