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EWG's Tap Water Database — 2021 UPDATE

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Methoxychlor

Eunice Water System (LAWCO)

Methoxychlor is an endocrine-disrupting, neurotoxic insecticide similar to DDT. Banned in the U.S. in 2002, methoxychlor was historically used on farm animals and in animal feed, lumber, gardens and agricultural crops.

MORE ABOUT THIS CONTAMINANT

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND60ND
2015N/A00N/A
2016ND20ND
2017ND60ND
2018ND20ND
2019ND60ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.09 ppb

The EWG Health Guideline of 0.09 ppb for methoxychlor 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 hormone disruption.

EPA Maximum Contaminant
Level (MCL) 40 ppb

The legal limit for methoxychlor, 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
2014-02-10AD88952ND
2014-02-10AD88950ND
2014-02-10AD88952ND
2014-02-10AD88951ND
2014-02-10AD88950ND
2014-02-10AD88951ND
2016-02-2235231312003ND
2016-02-2235231312003ND
2017-02-0635293758004ND
2017-02-0635293758005ND
2017-02-0635293758003ND
2017-02-0635293758005ND
2017-02-0635293758003ND
2017-02-0635293758004ND
2018-09-2435420588001ND
2018-09-2435420588001ND
2019-04-2235464160001ND
2019-04-2235464160003ND
2019-04-2235464160002ND
2019-04-2235464160001ND
2019-04-2235464160003ND
2019-04-2235464160002ND