Lindane

City of San Diego

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.

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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	9	ND
2015	ND	15	ND
2016	ND	21	ND
2017	ND	11	ND
2018	ND	25	ND
2019	ND	14	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
2014-01-14	9437-010-0000	ND
2014-01-14	9437-006-0000	ND
2014-01-14	9437-001-0000	ND
2014-04-08	9437-010-0000	ND
2014-04-08	9437-006-0000	ND
2014-04-08	9437-001-0000	ND
2014-07-08	9437-010-0000	ND
2014-07-08	9437-006-0000	ND
2014-07-08	9437-001-0000	ND
2015-04-14	9437-001-0000	ND
2015-04-14	9437-010-0000	ND
2015-04-14	9437-006-0000	ND
2015-05-06	9437-001-0000	ND
2015-05-06	9437-010-0000	ND
2015-05-06	9437-006-0000	ND
2015-07-14	9437-001-0000	ND
2015-07-14	9437-010-0000	ND
2015-07-14	9437-006-0000	ND
2015-11-05	9437-010-0000	ND
2015-11-05	9437-001-0000	ND
2015-11-05	9437-006-0000	ND
2015-11-18	9437-001-0000	ND
2015-11-18	9437-010-0000	ND
2015-11-18	9437-006-0000	ND
2016-01-12	9437-001-0000	ND
2016-01-12	9437-006-0000	ND
2016-01-21	9437-010-0000	ND
2016-02-08	9437-010-0000	ND
2016-02-08	9437-006-0000	ND
2016-02-08	9437-001-0000	ND
2016-04-12	9437-001-0000	ND
2016-04-12	9437-010-0000	ND
2016-04-12	9437-006-0000	ND
2016-05-04	9437-001-0000	ND
2016-05-04	9437-010-0000	ND
2016-05-04	9437-006-0000	ND
2016-08-03	9437-001-0000	ND
2016-08-03	9437-010-0000	ND
2016-08-03	9437-006-0000	ND
2016-10-11	9437-006-0000	ND
2016-10-11	9437-001-0000	ND
2016-10-11	9437-010-0000	ND
2016-11-02	9437-006-0000	ND
2016-11-02	9437-001-0000	ND
2016-11-02	9437-010-0000	ND
2017-01-10	9437-006-0000	ND
2017-01-10	9437-001-0000	ND
2017-01-10	9437-010-0000	ND
2017-02-01	9437-010-0000	ND
2017-02-01	9437-001-0000	ND
2017-02-01	9437-006-0000	ND
2017-05-03	9437-010-0000	ND
2017-05-03	9437-006-0000	ND
2017-05-03	9437-001-0000	ND
2017-11-01	9437-006-0000	ND
2017-11-01	9437-001-0000	ND
2018-02-07	9437-030-0000	ND
2018-02-26	9437-001-0000	ND
2018-02-26	9437-010-0000	ND
2018-02-26	9437-006-0000	ND
2018-04-10	9437-001-0000	ND
2018-04-10	9437-006-0000	ND
2018-04-10	9437-010-0000	ND
2018-05-09	0007-030-0810	ND
2018-05-23	9437-030-0000	ND
2018-06-13	0007-001-0700	ND
2018-06-13	0007-006-0850	ND
2018-06-14	0007-010-1020	ND
2018-07-10	9437-010-0000	ND
2018-07-10	9437-001-0000	ND
2018-07-12	9437-006-0000	ND
2018-09-05	0007-030-0915	ND
2018-09-05	9437-030-0000	ND
2018-10-23	9437-006-0000	ND
2018-10-23	9437-010-0000	ND
2018-10-23	9437-001-0000	ND
2018-11-06	0007-030-0930	ND
2018-11-14	9437-030-0000	ND
2018-11-14	0007-001-0655	ND
2018-11-14	0007-010-0745	ND
2018-11-14	0007-006-1025	ND
2019-01-15	9437-010-0000	ND
2019-01-15	9437-006-0000	ND
2019-01-15	9437-001-0000	ND
2019-04-16	9437-010-0000	ND
2019-04-16	9437-006-0000	ND
2019-04-16	9437-001-0000	ND
2019-05-08	9437-010-0000	ND
2019-05-08	9437-030-0000	ND
2019-05-08	9437-001-0000	ND
2019-05-08	9437-006-0000	ND
2019-10-08	9437-010-0000	ND
2019-10-08	9437-001-0000	ND
2019-10-08	9437-006-0000	ND
2019-12-18	9437-030-0000	ND