Know Your Environment. Protect Your Health.

Endrin

Upper Hanover Water Authority

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.

 

20

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
2020ND70ND
2021N/A00N/A
2022N/A00N/A
2023ND130ND

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

Date Lab ID Result
2020-03-2021847963.00ND
2020-03-2021847961.00ND
2020-03-2021847962.00ND
2020-06-1822417331.00ND
2020-06-1822417334.00ND
2020-06-1822417332.00ND
2020-06-1822417333.00ND
2023-02-2828703059.00ND
2023-02-2828703061.00ND
2023-02-2828703060.00ND
2023-05-2429108916.00ND
2023-05-2429108918.00ND
2023-05-2429108917.00ND
2023-08-2129700621.00ND
2023-08-2129700620.00ND
2023-08-2229700622.00ND
2023-11-1330246605.00ND
2023-11-1330246577.00ND
2023-11-1430246549.00ND
2023-11-2830246521.00ND