Know Your Environment. Protect Your Health.

Methoxychlor

Kress Municipal Water 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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND20ND
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
2018-01-18Q1802138003ND
2018-05-17Q1820299005ND
2019-01-24Q1903571001ND
2019-04-09Q1914247005ND
2020-01-16Q2001710005ND
2020-04-08Q2014314003ND
2021-02-09Q2103898005ND
2021-04-20Q2110121001ND
2022-06-08Q2216106001ND
2022-10-18Q2231523001ND
2023-01-19Q2302865001ND
2023-07-31Q2330814001ND