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EWG's Tap Water Database — 2021 UPDATE

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Endrin

North Franklin 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.

MORE ABOUT THIS CONTAMINANT

 

56

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND80ND
2016ND40ND
2017ND100ND
2018N/A00N/A
20190.00329 ppb342ND - 0.0560 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2015-12-1435221371005ND
2015-12-1435221371004ND
2015-12-1435221371003ND
2015-12-1435221371002ND
2015-12-1435221371005ND
2015-12-1435221371004ND
2015-12-1435221371003ND
2015-12-1435221371002ND
2016-07-2135256051005ND
2016-07-2135256051004ND
2016-07-2135256051004ND
2016-07-2135256051005ND
2017-01-2035291202018ND
2017-01-2035291202019ND
2017-01-2035291202020ND
2017-01-2035291202019ND
2017-01-2035291202018ND
2017-01-2035291202017ND
2017-01-2035291202016ND
2017-01-2035291202016ND
2017-01-2035291202017ND
2017-01-2035291202020ND
2019-02-2535451014004ND
2019-02-2535451014003ND
2019-02-25354510140020.0560 ppb
2019-02-2535451014001ND
2019-02-2535451014001ND
2019-02-25354510140020.0560 ppb
2019-02-2535451014003ND
2019-02-2535451014004ND
2019-05-1435469540001ND
2019-05-1435469540001ND
2019-05-1435469540002ND
2019-05-1435469540002ND
2019-05-1435469540003ND
2019-05-1435469540003ND
2019-05-2035470274001ND
2019-05-2035470274002ND
2019-05-2035470274001ND
2019-05-2035470274002ND
2019-10-1435505635001ND
2019-10-1435505635008ND
2019-10-1435505635007ND
2019-10-1435505635006ND
2019-10-1435505635005ND
2019-10-1435505635004ND
2019-10-1435505635003ND
2019-10-1435505635002ND
2019-10-1435505635001ND
2019-10-1435505635008ND
2019-10-1435505635007ND
2019-10-1435505635006ND
2019-10-1435505635005ND
2019-10-1435505635004ND
2019-10-1435505635003ND
2019-10-1435505635002ND