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EWG's Tap Water Database — 2021 UPDATE

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Methoxychlor

Elsinore Valley Municipal Water District

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

 

54

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
2014N/A00N/A
2015ND10ND
2016ND180ND
2017ND20ND
2018ND20ND
2019ND310ND

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
2015-05-074790-038-1350ND
2016-02-034790-050-1130ND
2016-02-034790-049-1315ND
2016-05-264790-052-1030ND
2016-08-114790-010-1110ND
2016-08-114790-037-1220ND
2016-08-174790-022-1320ND
2016-08-174790-031-1150ND
2016-08-174790-012-1240ND
2016-08-254790-004-1505ND
2016-08-254790-007-1040ND
2016-08-254790-053-0910ND
2016-11-094790-031-1100ND
2016-11-094790-010-1000ND
2016-11-094790-012-1135ND
2016-11-174790-022-1412ND
2016-11-174790-038-1500ND
2016-11-184790-053-0830ND
2016-11-234790-037-1300ND
2017-04-129590-052-1345ND
2017-04-289590-002-1310ND
2018-07-264790-049-1328ND
2018-07-264790-050-1348ND
2019-01-094790-012-1350ND
2019-01-244790-053-0900ND
2019-03-274790-038-1008ND
2019-06-074790-052-1045ND
2019-06-114790-053-1110ND
2019-06-134790-012-0938ND
2019-06-184790-037-1128ND
2019-06-204790-031-1112ND
2019-06-254790-022-1148ND
2019-06-254790-049-1200ND
2019-06-254790-021-1245ND
2019-06-254790-050-1230ND
2019-08-194790-002-1345ND
2019-08-204790-049-1055ND
2019-09-044790-012-1520ND
2019-09-054790-007-1110ND
2019-09-104790-053-1022ND
2019-09-114790-022-1355ND
2019-09-124790-038-1250ND
2019-09-124790-021-1200ND
2019-09-184790-037-1311ND
2019-09-184790-031-1430ND
2019-10-104790-002-0930ND
2019-11-064790-007-0926ND
2019-11-124790-004-1255ND
2019-12-124790-007-1034ND
2019-12-174790-010-1306ND
2019-12-174790-004-0900ND
2019-12-184790-010-1306ND
2019-12-184790-050-1145ND
2019-12-184790-049-1120ND