Know Your Environment. Protect Your Health.

Endothall

Pennsylvania American Royersford

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
2019N/A00N/A
2020ND110ND
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
2020-04-0822016216.00ND
2020-04-0822016100.00ND
2020-04-1522016301.00ND
2020-04-1522016273.00ND
2020-04-1522016245.00ND
2020-07-0722601590.00ND
2020-08-0422792302.00ND
2020-08-0522792279.00ND
2020-08-1122792223.00ND
2020-08-1122792251.00ND
2020-08-1822792672.00ND
2023-05-0128893376.00ND
2023-05-0128893404.00ND
2023-05-0128893310.00ND
2023-05-1128893348.00ND
2023-05-1128893432.00ND
2023-07-0629296055.00ND
2023-08-1029491103.00ND
2023-08-1029491070.00ND
2023-08-1029491153.00ND
2023-08-1029491066.00ND