Know Your Environment. Protect Your Health.

Dinoseb

Tesoro Viejo Master Mwc, Inc.

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

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022ND30ND
2023ND30ND

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
2018-08-31CA2010017_002_002-201808310845ND
2022-07-22CA2010017_002_002-202207220830ND
2022-12-05CA2010017_006_006-202212051415ND
2022-12-05CA2010017_001_001-202212051045ND
2023-12-18CA2010017_002_002-202312180630ND
2023-12-19CA2010017_001_001-202312190905ND
2023-12-19CA2010017_006_006-202312190815ND