Know Your Environment. Protect Your Health.

Dinoseb

City of Hermiston

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

 

16

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
2019N/A00N/A
2020ND80ND
2021N/A00N/A
2022N/A00N/A
2023ND80ND

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
2020-06-02006032201-SND
2020-06-02006032202-SND
2020-06-02006032203-SND
2020-06-02006032204-SND
2020-07-06007072501-SND
2020-07-06007072502-SND
2020-07-06007072503-SND
2020-07-06007080501-SND
2023-03-203032106-02-SND
2023-03-203032106-04-SND
2023-03-203032106-01-SND
2023-03-203032106-03-SND
2023-04-183041911-01-SND
2023-04-183041911-03-SND
2023-04-183041911-04-SND
2023-04-183041911-02-SND