Know Your Environment. Protect Your Health.

Dinoseb

Stanislaus Regional Water Authority

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

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND20ND
2020ND20ND
2021ND20ND
2022ND10ND
2023N/A00N/A

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

Date Lab ID Result
2018-09-12CA5010043_001_001-201809120915ND
2019-03-14CA5010043_001_001-201903140900ND
2019-09-19CA5010043_001_001-201909191030ND
2020-04-16CA5010043_001_001-202004160830ND
2020-09-17CA5010043_001_001-202009170900ND
2021-03-18CA5010043_001_001-202103180820ND
2021-09-16CA5010043_001_001-202109160830ND
2022-03-17CA5010043_001_001-202203170831ND