Know Your Environment. Protect Your Health.

Endrin

Norwich Public Utilities

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND80ND
2021ND10ND
2022ND20ND
2023ND30ND

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
2018-10-30PH-0453-6304746SOCRND
2018-10-30PH-0453-6304745SOCRND
2019-12-12PH-0453-6305859SOCRND
2019-12-12PH-0453-6305860SOCRND
2020-02-12PH-0453-6306345SOC5ND
2020-02-12PH-0453-6306346SOC5ND
2020-02-12PH-0453-6306347SOC5ND
2020-05-14PH-0453-6306350SOC5ND
2020-05-14PH-0453-6306349SOC5ND
2020-05-14PH-0453-6306348SOC5ND
2020-07-09PH-0453-6306434SOCRND
2020-07-09PH-0453-6306435SOCRND
2021-07-12PH-0453-6307448SOCRND
2022-12-12PH-0453-6308850SOCRND
2022-12-12PH-0453-6308851SOCRND
2023-11-14D3K1545-01SOCND
2023-11-14D3K1545-02SOCND
2023-11-14D3K1545-03SOCND