Know Your Environment. Protect Your Health.

Endrin

Dierks Water Works

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019N/A00N/A
2020N/A00N/A
2021ND40ND
2022ND50ND
2023ND20ND

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
2018-04-2418115001506ND
2021-04-1421105010306ND
2021-05-2521147007901ND
2021-08-0321217001901ND
2021-10-1921294001301ND
2022-01-1122013001201ND
2022-04-20O197084-OGC-1ND
2022-08-24O201154-OGC-1ND
2022-10-25O203130-OGC-1ND
2022-11-16O203928-OGC-1ND
2023-01-11O205155-OGC-1ND
2023-05-15O209162-OGC-1ND