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EWG's Tap Water Database — 2021 UPDATE

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Lindane

San Diego County Water Authority

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

 

48

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
2015ND80ND
2016ND80ND
2017ND80ND
2018ND80ND
2019ND60ND

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
2014-02-059590-003-1055ND
2014-02-059590-003-1048ND
2014-04-099590-003-1345ND
2014-04-099590-003-1329ND
2014-07-249590-003-1220ND
2014-07-249590-003-1210ND
2014-12-169590-003-1136ND
2014-12-169590-003-1120ND
2014-12-299590-001-0955ND
2014-12-299590-001-0945ND
2015-01-059590-003-1020ND
2015-01-059590-003-0937ND
2015-04-089590-003-1410ND
2015-04-089590-003-1422ND
2015-08-259590-003-1306ND
2015-08-259590-003-1325ND
2015-10-209590-003-1143ND
2015-10-209590-003-1154ND
2016-02-109590-003-1309ND
2016-02-109590-003-1331ND
2016-06-169590-003-1430ND
2016-06-169590-003-1358ND
2016-08-029590-003-1058ND
2016-08-029590-003-1125ND
2016-11-299590-003-1242ND
2016-11-299590-003-1253ND
2017-03-149590-003-1412ND
2017-03-149590-003-1426ND
2017-06-149590-003-0906ND
2017-06-149590-003-0931ND
2017-07-059590-003-1106ND
2017-07-059590-003-1115ND
2017-10-169590-003-1257ND
2017-10-169590-003-1247ND
2018-01-039590-003-1157ND
2018-01-039590-003-1210ND
2018-04-109590-003-1221ND
2018-04-109590-003-1200ND
2018-09-179590-003-1155ND
2018-09-179590-003-1140ND
2018-10-019590-003-1317ND
2018-10-019590-003-1255ND
2019-06-139590-003-1029ND
2019-06-139590-003-0946ND
2019-09-179590-003-1155ND
2019-09-179590-003-1144ND
2019-12-119590-003-0745ND
2019-12-119590-003-0803ND