Know Your Environment. Protect Your Health.

Endothall

Duncannon Municipal Water

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

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019N/A00N/A
2020ND40ND
2021ND40ND
2022N/A00N/A
2023ND40ND

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
2018-11-138034793-01ND
2020-05-1122380580.00ND
2020-05-1822380556.00ND
2020-05-2622576468.00ND
2020-06-0122576497.00ND
2021-02-1524214603.00ND
2021-05-1124798791.00ND
2021-08-2425374675.00ND
2021-12-2825914349.00ND
2023-06-0629271832.00ND
2023-06-0629271805.00ND
2023-06-2729272043.00ND
2023-06-2729272052.00ND