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EWG's Tap Water Database — 2019 UPDATE

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Methoxychlor

City of Georgetown

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.

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND30ND
2013ND30ND
2014ND30ND
2015ND60ND
2016ND40ND
2017ND30ND

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
2012-04-12AB86784ND
2012-04-12AB86786ND
2012-04-12AB86785ND
2013-02-121302340003ND
2013-03-251303839003ND
2013-06-03Q1301827013ND
2014-05-06AC53203ND
2014-05-06AC53201ND
2014-05-06AC53202ND
2015-03-05AC83068ND
2015-03-05AC83066ND
2015-03-05AC83069ND
2015-06-18AC96552ND
2015-09-15AD07189ND
2015-12-10AD16658ND
2016-04-21AD33788ND
2016-04-21AD33791ND
2016-04-21AD33789ND
2016-04-21AD33787ND
2017-01-23AD66235ND
2017-01-23AD66242ND
2017-01-23AD66236ND