Know Your Environment. Protect Your Health.

Endrin

Williamston, Town of

NOTE: Williamston, Town of purchases water from Martin County Regional WASA which is required to test for endrin. Sample information shown below was taken by Martin County Regional WASA.

Endrin is a banned organochlorine insecticide that is persistent and bioaccumulative. Endrin damages the nervous, immune and reproductive systems in people. It also harms fish, birds and other wildlife.

 

4

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
2020ND80ND
2021N/A00N/A
2022N/A00N/A
2023ND80ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.3 ppb

The EWG Health Guideline of 0.3 ppb for endrin 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 change to the heart and blood vessels.

EPA Maximum Contaminant
Level (MCL): 2 ppb

The legal limit for endrin, established in 1992, was based on a toxicity study in laboratory animals conducted in the 1960s.

ppb = parts per billion

All test results

NOTE: Williamston, Town of purchases water from Martin County Regional WASA which is required to test for endrin. Sample information shown below was taken by Martin County Regional WASA.

Date Lab ID Result
2020-01-087442-010820-E01SND
2020-04-0137729_20-13712ND
2023-01-037451-010323-E01SND
2023-04-057451-040523-E01SND