Know Your Environment. Protect Your Health.

Endothall

Berwick Bayou Vista Water Works Commission

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND20ND
2021ND20ND
2022ND20ND
2023ND20ND

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
2018-01-2535370415001ND
2018-01-2535370415001ND
2018-07-0935403038001ND
2018-07-0935403038001ND
2019-01-1535442693001ND
2019-01-1535442693001ND
2019-07-0935480722001ND
2019-07-0935480722001ND
2020-02-0435528640001ND
2020-10-1535585522001ND
2021-03-2535621779001ND
2021-11-3035680897001ND
2022-03-2435706097001ND
2022-07-2835735505001ND
2023-01-3035776510001ND
2023-10-0935833393001ND