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EWG's Tap Water Database — 2019 UPDATE

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Picloram

City of Lake Charles Water System

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

 

74

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND360ND
2013N/A00N/A
2014N/A00N/A
2015ND320ND
2016N/A00N/A
2017ND60ND

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
2012-04-30AD65286ND
2012-04-30AD65285ND
2012-04-30AD65284ND
2012-04-30AD65283ND
2012-04-30AD65282ND
2012-04-30AD65286ND
2012-04-30AD65282ND
2012-04-30AD65283ND
2012-04-30AD65284ND
2012-04-30AD65285ND
2012-05-29AD65745ND
2012-05-29AD65746ND
2012-05-29AD65744ND
2012-05-29AD65743ND
2012-05-29AD65743ND
2012-05-29AD65742ND
2012-05-29AD65744ND
2012-05-29AD65745ND
2012-05-29AD65742ND
2012-05-29AD65746ND
2012-07-23AD67958ND
2012-07-23AD67957ND
2012-07-23AD67956ND
2012-07-23AD67960ND
2012-07-23AD67960ND
2012-07-23AD67959ND
2012-07-23AD67958ND
2012-07-23AD67957ND
2012-07-23AD67956ND
2012-07-23AD67959ND
2012-10-08AD71686ND
2012-10-08AD71683ND
2012-10-08AD71685ND
2012-10-08AD71683ND
2012-10-08AD71685ND
2012-10-08AD71686ND
2015-03-2335180731001ND
2015-03-2335180731003ND
2015-03-2335180731004ND
2015-03-2335180731005ND
2015-03-2335180731002ND
2015-03-2335180731005ND
2015-03-2335180731001ND
2015-03-2335180731002ND
2015-03-2335180731003ND
2015-03-2335180731004ND
2015-07-2735199384001ND
2015-07-2735199384005ND
2015-07-2735199384004ND
2015-07-2735199384003ND
2015-07-2735199384005ND
2015-07-2735199384004ND
2015-07-2735199384003ND
2015-07-2735199384002ND
2015-07-2735199384002ND
2015-07-2735199384001ND
2015-08-1035201689005ND
2015-08-1035201689004ND
2015-08-1035201689002ND
2015-08-1035201689001ND
2015-08-1035201689001ND
2015-08-1035201689002ND
2015-08-1035201689003ND
2015-08-1035201689004ND
2015-08-1035201689005ND
2015-08-1035201689003ND
2015-09-2135208328005ND
2015-09-2135208328005ND
2017-12-1835365007003ND
2017-12-1835365007001ND
2017-12-1835365007002ND
2017-12-1835365007003ND
2017-12-1835365007001ND
2017-12-1835365007002ND