Know Your Environment. Protect Your Health.

Endothall

Newellton Water System

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
2018-04-1635386967001ND
2018-04-1635386967001ND
2018-07-3035407879001ND
2018-07-3035407879001ND
2019-01-1435442603002ND
2019-01-1435442603002ND
2019-07-3135486738001ND
2019-07-3135486738001ND
2020-01-0635523110001ND
2020-09-0935577109001ND
2021-01-1835605842002ND
2021-09-1535664395001ND
2022-01-1835692112002ND
2022-08-1535741176002ND
2023-02-0635778177003ND
2023-07-1835814094001ND