Lindane

Liberty Water Rio Rico

Lindane is a neurotoxic and carcinogenic insecticide phased out of agricultural use in the U.S. since 2002. It is prescribed to treat lice or scabies, although safer alternatives are available.

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
2014	N/A	0	N/A
2015	ND	1	ND
2016	ND	12	ND
2017	N/A	0	N/A
2018	ND	3	ND
2019	ND	12	ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.032 ppb

The EWG Health Guideline of 0.032 ppb for lindane 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 cancer.

EPA Maximum Contaminant
Level (MCL) 0.2 ppb

The legal limit for lindane, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date	Lab ID	Result
2015-11-19	3362833	ND
2016-05-18	3453953	ND
2016-05-18	3453947	ND
2016-05-18	3453941	ND
2016-05-18	3453935	ND
2016-06-27	3479517	ND
2016-06-27	3479511	ND
2016-08-23	3530542	ND
2016-08-23	3530536	ND
2016-08-23	3530530	ND
2016-08-23	3530524	ND
2016-08-23	3530518	ND
2016-08-23	3530512	ND
2018-05-15	3939427	ND
2018-05-15	3939426	ND
2018-05-15	3939425	ND
2019-04-09	4257188	ND
2019-04-09	4257182	ND
2019-04-09	4257176	ND
2019-04-09	4257170	ND
2019-04-09	4257158	ND
2019-05-01	4281333	ND
2019-08-12	4386017	ND
2019-08-12	4386061	ND
2019-08-12	4386055	ND
2019-08-12	4386049	ND
2019-08-12	4386029	ND
2019-08-12	4386023	ND