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EWG's Tap Water Database — 2019 UPDATE

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Hexachlorocyclopentadiene

City of Kearney

Hexachlorocyclopentadiene was historically used for the manufacture of currently banned pesticides, such as endrin, dieldrin and chlordane. It’s still used for production of flame retardants, resins and plastics.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND140ND
2013N/A00N/A
2014ND10ND
2015ND20ND
2016N/A00N/A
2017ND10ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 2 ppb

The EWG Health Guideline of 2 ppb for hexachlorocyclopentadiene 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 harm to the stomach and intestines.

EPA Maximum Contaminant
Level (MCL) 50 ppb

The legal limit for hexachlorocyclopentadiene, established in 1992, was based on a toxicity study in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2012-01-17151788ND
2012-04-16165580ND
2012-05-07168179ND
2012-05-07168180ND
2012-05-07168181ND
2012-05-07168183ND
2012-05-07168184ND
2012-07-16184629ND
2012-08-13186892ND
2012-08-27186893ND
2012-08-27186895ND
2012-08-27186896ND
2012-08-27186894ND
2012-10-15202926ND
2014-05-12295637ND
2015-05-26357125ND
2015-08-10375223ND
2017-05-01ND