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EWG's Tap Water Database — 2021 UPDATE

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Endothall

City of Lodi

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

 

35

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
2015ND60ND
2016ND60ND
2017ND60ND
2018ND50ND
2019ND40ND

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2014-01-305806-049-0930ND
2014-08-072920-012-0740ND
2014-08-072920-048-0655ND
2014-08-132920-040-1135ND
2014-08-142920-009-0740ND
2014-08-202920-016-1000ND
2014-09-245806-003-1100ND
2014-09-245806-025-1000ND
2015-08-032920-028-1200ND
2015-08-042920-006-0800ND
2015-08-042920-018-0730ND
2015-08-062920-029-0930ND
2015-08-115806-002-0800ND
2015-08-125806-019-1015ND
2016-08-105806-017-1230ND
2016-08-105806-031-1330ND
2016-08-165806-021-0850ND
2016-08-165806-023-0930ND
2016-08-185806-046-0820ND
2016-11-102706-041-0710ND
2017-08-010007-009-0720ND
2017-08-090007-048-1350ND
2017-08-100007-040-0640ND
2017-08-140007-016-1340ND
2017-08-140007-012-0001ND
2017-08-140007-003-1315ND
2018-08-070007-019-0840ND
2018-08-090007-002-0800ND
2018-08-090007-006-0735ND
2018-08-140007-029-0750ND
2018-09-250007-028-0700ND
2019-08-159590-023-0920ND
2019-08-209590-033-0805ND
2019-08-209590-021-1010ND
2019-08-219590-041-1325ND