Know Your Environment. Protect Your Health.

Methoxychlor

Liberty City Water Supply Corporation

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND20ND
2020ND20ND
2021ND40ND
2022ND20ND
2023ND20ND

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
2018-06-14Q1823909001ND
2018-06-14Q1823909002ND
2018-06-14Q1823909014ND
2018-06-14Q1823909015ND
2019-03-28Q1912649002ND
2019-03-28Q1912649015ND
2020-06-15Q2023825003ND
2020-10-13Q2039989013ND
2021-06-24Q2116619001ND
2021-11-19Q2132571001ND
2021-11-19Q2132571002ND
2021-11-19Q2132571003ND
2022-03-28Q2209608001ND
2022-10-24Q2231971007ND
2023-02-16Q2306532005ND
2023-06-14Q2322655008ND