Know Your Environment. Protect Your Health.

Picloram

Desoto Parish Water Works District 1

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND20ND
20210.0335 ppb21ND - 0.0670 ppb
2022ND20ND
20230.0305 ppb21ND - 0.0610 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-02-2035375984001ND
2018-02-2035375984001ND
2018-08-0635409598001ND
2018-08-0635409598001ND
2019-03-1335454726001ND
2019-03-1335454726001ND
2019-07-3135486403001ND
2019-07-3135486403001ND
2020-02-0335528234001ND
2020-09-2235579689001ND
2021-01-1335604986003ND
2021-08-17356572440020.0670 ppb
2022-02-2235699238001ND
2022-08-2235742155001ND
2023-02-0735778295004ND
2023-08-21358232810010.0610 ppb