Know Your Environment. Protect Your Health.

Endrin

Pierce, City of

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.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND30ND
2020ND50ND
2021ND40ND
2022ND10ND
20230.135 ppb110.135 ppb

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
2018-04-23543502ND
2018-11-19577279ND
2018-11-19577280ND
2019-04-22603976ND
2019-09-09634550ND
2019-10-07638481ND
2020-01-21650644ND
2020-04-06667160ND
2020-05-04668242ND
2020-07-06681482ND
2020-11-09699970ND
2021-04-27727593ND
2021-10-12763938ND
2021-11-01763940ND
2021-11-01763939ND
2022-10-24833718ND
2023-10-168909180.135 ppb