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EWG's Tap Water Database — 2021 UPDATE

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Picloram

SJWD Middle Tyger WTP

Picloram is a herbicide that in studies of laboratory animals has been linked with reduced testicular size and damage to the liver and thyroid.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND20ND
2015ND10ND
2016ND20ND
2017ND20ND
2018ND30ND
2019ND70ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 166 ppb

The EWG Health Guideline of 166 ppb for picloram 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 change to internal organs.

EPA Maximum Contaminant
Level (MCL) 500 ppb

The legal limit for picloram, established in 1992, was based on toxicity studies in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2014-05-13AD39842ND
2014-05-13AD39799ND
2015-05-05AD54896ND
2016-06-15AD77332ND
2016-12-13AD87058ND
2017-04-26AD93225ND
2017-06-15AD96073ND
2018-05-02AE11609ND
2018-06-20AE14002ND
2018-12-12AE22907ND
2019-03-05AE26704ND
2019-03-05AE26705ND
2019-05-16AE30554ND
2019-06-19AE32288ND
2019-08-27AE36139ND
2019-08-27AE36137ND
2019-11-13AE40151ND