Know Your Environment. Protect Your Health.

Methoxychlor

City of Chubbuck

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND90ND
2020ND10ND
2021ND30ND
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-02-21SI80212801ND
2019-03-28SI90320401ND
2019-04-10SI90408601ND
2019-06-04SI90604901ND
2019-07-10SI90712501ND
2019-07-24SI90732001ND
2019-07-25SI90734601ND
2019-09-04SI90903501ND
2019-10-31SI91031701ND
2019-11-05SI91102401ND
2020-02-05SI00202601ND
2021-02-23SI10214702ND
2021-02-23SI10214701ND
2021-03-16SI10311101ND