Know Your Environment. Protect Your Health.

Dinoseb

Gonzales County Water Supply Corporation

NOTE: Gonzales County Water Supply Corporation purchases water from City of Gonzales which is required to test for dinoseb. Sample information shown below was taken by City of Gonzales.

Dinoseb is a herbicide that causes birth defects and reproductive difficulties. It has been banned in the U.S. since 1986.

 

4

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND10ND
2020ND90ND
2021N/A00N/A
2022ND10ND
2023ND60ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 7 ppb

The legal limit for dinoseb, established in 1992, was based on toxicity studies conducted in laboratory animals in the 1970s and 1980s.

ppb = parts per billion

All test results

NOTE: Gonzales County Water Supply Corporation purchases water from City of Gonzales which is required to test for dinoseb. Sample information shown below was taken by City of Gonzales.

Date Lab ID Result
2019-03-05AE57202ND
2020-01-21AE94447ND
2022-03-11AF88962ND
2023-02-27AG30668ND