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EWG's Tap Water Database — 2021 UPDATE

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Picloram

City of Sherman

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

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND90ND
2015N/A00N/A
2016ND10ND
2017ND90ND
2018N/A00N/A
2019ND10ND

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
2014-04-22Q1412762009ND
2014-04-22Q1412762008ND
2014-08-20Q1438015014ND
2014-08-20Q1438015013ND
2014-08-20Q1438015012ND
2014-08-20Q1438015011ND
2014-11-13Q1455961005ND
2014-11-13Q1455961004ND
2014-11-13Q1455961003ND
2016-01-20Q1602479002ND
2017-01-12Q1701556006ND
2017-07-11Q1728660008ND
2017-07-11Q1728660019ND
2017-10-10Q1751594004ND
2017-10-10Q1751594003ND
2017-10-10Q1751594002ND
2017-10-10Q1751594041ND
2017-10-10Q1751594001ND
2017-11-14Q1758437006ND
2019-02-12Q1906434017ND