Know Your Environment. Protect Your Health.

Endothall

Garden Valley Ranchettes Homeowners

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

 

6

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
2020N/A00N/A
2021N/A00N/A
2022ND30ND
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
2019-10-10S1951294ND
2022-04-06S2215977ND
2022-08-15S2239784ND
2022-11-22S2257985ND
2023-01-18S2301170-01ND
2023-04-12S2306920-01ND