Know Your Environment. Protect Your Health.

Methoxychlor

Harbour Point S/d

NOTE: Harbour Point S/d purchases water from Town of Mooresville which is required to test for methoxychlor. Sample information shown below was taken by Town of Mooresville.

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND60ND
2019ND30ND
2020ND90ND
2021ND60ND
2022ND50ND
2023ND110ND

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: Harbour Point S/d purchases water from Town of Mooresville which is required to test for methoxychlor. Sample information shown below was taken by Town of Mooresville.

Date Lab ID Result
2020-04-0880719-03ND
2020-04-0880720-03ND
2020-07-0884398-04ND
2020-07-0884399-06ND
2023-04-12752-5748-1ND
2023-04-12752-5748-2ND
2023-07-19752-9579-1ND
2023-07-19752-9579-2ND