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EWG's Tap Water Database — 2021 UPDATE

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Endrin

Bella Vista City Water System

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

 

61

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND310ND
2015N/A00N/A
2016N/A00N/A
2017ND80ND
2018N/A00N/A
2019ND220ND

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
2014-01-142958547ND
2014-01-142958539ND
2014-01-142958505ND
2014-01-142958497ND
2014-01-142958449ND
2014-01-1429584232ND
2014-01-142958302ND
2014-01-142958232ND
2014-01-142958225ND
2014-01-142958200ND
2014-01-152959277ND
2014-01-152959269ND
2014-01-152959491ND
2014-01-152959509ND
2014-01-152969261ND
2014-01-152959501ND
2014-08-133084047ND
2014-08-133084037ND
2014-08-133084029ND
2014-08-133084013ND
2014-08-133084005ND
2014-08-143084323ND
2014-08-143084267ND
2014-08-143084275ND
2014-08-143084283ND
2014-08-143084291ND
2014-08-143084299ND
2014-08-143084307ND
2014-08-143084315ND
2014-08-213089438ND
2014-08-263093178ND
2017-01-043617215ND
2017-01-043617209ND
2017-01-043616725ND
2017-01-043616719ND
2017-07-183737777ND
2017-07-183737771ND
2017-07-183737765ND
2017-07-183737759ND
2019-01-284185328ND
2019-01-284185322ND
2019-01-284185316ND
2019-01-284185310ND
2019-01-314186729ND
2019-01-314186735ND
2019-01-314186741ND
2019-02-014188469ND
2019-02-014188463ND
2019-02-014188457ND
2019-02-014188451ND
2019-04-034249753ND
2019-04-034249747ND
2019-04-034249741ND
2019-04-034249735ND
2019-04-044250297ND
2019-04-044250333ND
2019-04-044250327ND
2019-04-044250321ND
2019-04-044250315ND
2019-04-044250309ND
2019-04-044250303ND