Know Your Environment. Protect Your Health.

Methoxychlor

Erie City Water Authority

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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND30ND
2020ND40ND
2021ND10ND
2022N/A00N/A
2023ND40ND

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
2018-01-083849233ND
2018-05-213941492ND
2018-08-214030511ND
2019-05-214302818ND
2019-09-104415501ND
2019-11-184489098ND
2020-04-0122141718.00ND
2020-05-1822336494.00ND
2020-08-2622923662.00ND
2020-09-2323112733.00ND
2021-05-1924561634.00ND
2023-04-0428825995.00ND
2023-04-1828826397.00ND
2023-08-0929625432.00ND
2023-09-1429816649.00ND