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EWG's Tap Water Database — 2019 UPDATE

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Picloram

Johnson Utilities

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

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND60ND
2013N/A00N/A
2014N/A00N/A
2015ND40ND
2016ND20ND
2017N/A00N/A

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
2012-01-23201201240163SAND
2012-01-23201201240163SBND
2012-01-23201201240163SCND
2012-07-26201207270233SAND
2012-07-26201207270233SBND
2012-07-26201207270233SCND
2015-03-04201503040395SAND
2015-03-04201503040395SBND
2015-06-17201506170582SAND
2015-06-17201506170582SBND
2016-02-17201602180080SND
2016-10-27201610270264SND