Lindane

Monterey Park Water Department

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	N/A	0	N/A
2016	N/A	0	N/A
2017	ND	4	ND
2018	ND	4	ND
2019	ND	18	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
2017-01-10	9590-081-0835	ND
2017-01-10	9590-038-0930	ND
2017-01-10	9590-010-1035	ND
2017-01-10	9590-013-0950	ND
2018-02-07	9590-081-0815	ND
2018-02-07	9590-038-1030	ND
2018-02-07	9590-010-1100	ND
2018-02-07	9590-013-1130	ND
2019-01-09	9590-081-0900	ND
2019-01-09	9590-038-1130	ND
2019-01-09	9590-010-1100	ND
2019-02-28	9588-011-1145	ND
2019-02-28	9588-010-1220	ND
2019-02-28	9588-006-1240	ND
2019-02-28	9588-038-1205	ND
2019-02-28	9588-002-1115	ND
2019-02-28	9588-001-1130	ND
2019-05-20	9588-010-1035	ND
2019-05-20	9588-011-0920	ND
2019-05-20	9588-013-0945	ND
2019-05-20	9588-006-0940	ND
2019-05-20	9588-002-0905	ND
2019-05-20	9588-038-1020	ND
2019-05-20	9588-001-0850	ND
2019-05-21	9590-013-0950	ND
2019-08-27	9588-013-0935	ND