Know Your Environment. Protect Your Health.

Methoxychlor

Swta - Main System

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.

 

28

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020ND140ND
2021N/A00N/A
2022N/A00N/A
2023ND140ND

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
2020-04-0722080432.00ND
2020-04-0722080462.00ND
2020-04-0722080522.00ND
2020-04-0722080402.00ND
2020-04-0722080492.00ND
2020-04-0722080372.00ND
2020-04-0722080342.00ND
2020-07-2822854593.00ND
2020-07-2822854653.00ND
2020-07-2822854743.00ND
2020-07-2822854623.00ND
2020-07-2822854563.00ND
2020-07-2822854683.00ND
2020-07-2822854713.00ND
2023-05-0228960626.00ND
2023-05-0228960624.00ND
2023-05-0228960629.00ND
2023-05-0228960628.00ND
2023-05-0228960627.00ND
2023-05-0228960625.00ND
2023-06-2729166823.00ND
2023-08-0829556310.00ND
2023-08-0829556308.00ND
2023-08-0829556309.00ND
2023-08-0829556312.00ND
2023-08-0829556307.00ND
2023-08-0829556311.00ND
2023-09-0129755195.00ND