Know Your Environment. Protect Your Health.

Endothall

Tesoro Viejo Master Mwc, Inc.

Endothall is a herbicide used to kill aquatic plants and algae. It's also used on potato and cotton crops.

 

28

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND40ND
2020ND60ND
2021ND50ND
2022ND50ND
2023ND50ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 94 ppb

The EWG Health Guideline of 94 ppb for endothall was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to the stomach and intestines.

EPA Maximum Contaminant
Level (MCL): 100 ppb

The legal limit for endothall, established in 1992, was based on a toxicity study in laboratory animals conducted in the 1960s.

ppb = parts per billion

All test results

Date Lab ID Result
2018-08-31CA2010017_002_002-201808310845ND
2018-12-06CA2010017_006_006-201812061055ND
2018-12-12CA2010017_001_001-201812121110ND
2019-03-20CA2010017_001_001-201903200815ND
2019-06-12CA2010017_006_006-201906121015ND
2019-08-21CA2010017_002_002-201908210955ND
2019-11-13CA2010017_006_006-201911131010ND
2020-02-05CA2010017_006_006-202002051000ND
2020-05-13CA2010017_006_006-202005131000ND
2020-06-03CA2010017_002_002-202006031215ND
2020-06-09CA2010017_001_001-202006090845ND
2020-09-02CA2010017_001_001-202009020840ND
2020-12-09CA2010017_001_001-202012090945ND
2021-03-16CA2010017_001_001-202103161000ND
2021-06-09CA2010017_001_001-202106090845ND
2021-06-28CA2010017_002_002-202106280955ND
2021-09-15CA2010017_001_001-202109151045ND
2021-12-15CA2010017_001_001-202112151110ND
2022-03-10CA2010017_001_001-202203100845ND
2022-06-08CA2010017_001_001-202206080930ND
2022-07-06CA2010017_002_002-202207060900ND
2022-09-13CA2010017_001_001-202209131030ND
2022-12-05CA2010017_001_001-202212051045ND
2023-02-14CA2010017_006_006-202302141040ND
2023-03-13CA2010017_001_001-202303131230ND
2023-06-05CA2010017_001_001-202306051040ND
2023-09-12CA2010017_001_001-202309120840ND
2023-12-05CA2010017_001_001-202312050845ND