Know Your Environment. Protect Your Health.

Methoxychlor

Hollands Quarter Water Supply Corporation

NOTE: Hollands Quarter Water Supply Corporation purchases water from City of Carthage which is required to test for methoxychlor. Sample information shown below was taken by City of Carthage.

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021ND10ND
2022ND10ND
2023ND10ND

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

NOTE: Hollands Quarter Water Supply Corporation purchases water from City of Carthage which is required to test for methoxychlor. Sample information shown below was taken by City of Carthage.

Date Lab ID Result
2018-02-14Q1806322001ND
2019-02-05Q1905209002ND
2020-03-11Q2010299001ND
2021-02-24Q2104964001ND
2022-01-26Q2202696001ND
2023-02-13Q2305514002ND