Know Your Environment. Protect Your Health.

Picloram

Red Rock Water Llc

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

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.441 ppb110.441 ppb
2019N/A00N/A
2020ND10ND
20210.664 ppb110.664 ppb
20220.478 ppb440.342 ppb - 0.559 ppb
20230.493 ppb440.321 ppb - 0.611 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
2018-12-31S181231008-0010.441 ppb
2020-10-15SMAJ0438-01ND
2021-12-16SMBL0609-010.664 ppb
2022-03-23SMCC0777-010.456 ppb
2022-06-24SMCF0860-010.559 ppb
2022-09-22SMCI0769-010.556 ppb
2022-12-22SMCL0718-010.342 ppb
2023-03-29SMDC0890-010.321 ppb
2023-06-26SMDF0975-010.584 ppb
2023-09-22SMDI0819-010.611 ppb
2023-12-19SMDL0632-010.457 ppb