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EWG's Tap Water Database — 2019 UPDATE

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Picloram

City of Wolfforth

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

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20121.50 ppb111.50 ppb
2013ND10ND
20140.189 ppb51ND - 0.943 ppb
2015N/A00N/A
2016N/A00N/A
2017ND20ND

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
2012-06-26AB938711.50 ppb
2013-01-311302025034ND
2014-01-30Q1403131015ND
2014-01-30Q1403131016ND
2014-01-30Q1403131017ND
2014-03-26Q14098730090.943 ppb
2014-04-29Q1413985007ND
2017-03-09Q1710015005ND
2017-03-09Q1710015006ND