Picloram

Swta - Main 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.

MORE ABOUT THIS CONTAMINANT

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Range of results
2013	N/A	0	N/A
2014	ND	14	ND
2015	N/A	0	N/A
2016	N/A	0	N/A
2017	ND	14	ND
2018	N/A	0	N/A
2019	N/A	0	N/A

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
2014-04-16	14042681-001	ND
2014-04-16	14042689-001	ND
2014-04-16	14042665-001	ND
2014-04-16	14042700-001	ND
2014-04-23	14043828-001	ND
2014-04-23	14043830-001	ND
2014-04-23	14043829-001	ND
2014-09-03	14090193-001	ND
2014-09-03	14090194-001	ND
2014-09-03	14090175-001	ND
2014-09-03	14090174-001	ND
2014-09-10	14091043-001	ND
2014-09-10	14091044-001	ND
2014-09-10	14091038-001	ND
2017-04-18	15985893	ND
2017-04-18	15986038	ND
2017-04-18	15985850	ND
2017-04-18	15985798	ND
2017-04-18	15985745	ND
2017-04-18	15985988	ND
2017-04-18	15985936	ND
2017-07-25	16613181	ND
2017-07-25	16613209	ND
2017-07-25	16613237	ND
2017-07-25	16613321	ND
2017-07-25	16613348	ND
2017-07-25	16613265	ND
2017-07-25	16613293	ND