Know Your Environment. Protect Your Health.

Endothall

Paw Blue Mountain Division

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

 

21

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
2019ND10ND
2020ND100ND
2021N/A00N/A
2022N/A00N/A
2023ND100ND

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
2019-07-1645238801ND
2020-04-2222086518.00ND
2020-04-2922278262.00ND
2020-04-2922278333.00ND
2020-05-1122278391.00ND
2020-05-1122278362.00ND
2020-07-2022668144.00ND
2020-07-2022668115.00ND
2020-08-1722861725.00ND
2020-08-1722861667.00ND
2020-08-1722861696.00ND
2023-04-1028766854.00ND
2023-04-1028766819.00ND
2023-04-1128766796.00ND
2023-04-1128766680.00ND
2023-06-0729172425.00ND
2023-07-1229363500.00ND
2023-07-1229363466.00ND
2023-07-2429363576.00ND
2023-07-2429363554.00ND
2023-07-2429363495.00ND