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EWG's Tap Water Database

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Hexachlorocyclopentadiene

Plainview WD

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

 

52

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010N/A00N/A
2011ND120ND
2012ND80ND
2013ND120ND
2014ND90ND
2015ND110ND

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 2 ppb

The 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.

ppb = parts per billion.

EPA Maximum Contaminant
Level (MCL) 50 ppb

The enforceable federal standard that defines the highest level of a contaminant allowed in drinking water.

ppb = parts per billion.

EPA Maximum Contaminant
Level Goal (MCLG)50.0 ppb

A non-enforceable federal health guideline. For cancer-causing chemicals, these health goals are typically set to zero.

ppb = parts per billion.

All test results

Date Lab ID Result
2011-03-311103B40-001-SOCSND
2011-05-031105081-001-SOCSND
2011-05-041105160-001A-SOCSND
2011-05-091105336-001A-SOCSND
2011-05-181105743-001-SOCSND
2011-05-191105805-001-SOCSND
2011-06-211106A08-001-SOCSND
2011-06-211106A08-003-SOCSND
2011-06-211106A08-002-SOCSND
2011-06-301106E29-002-SOCSND
2011-06-301106E29-001-SOCSND
2011-09-081109263-001-SOCSND
2012-09-171209790-001-SOCSND
2012-10-151210783-001-SOCSND
2012-12-17121820-001-SOCSND
2012-12-171212860-001-SOCSND
2012-12-181212919-004-SOCSND
2012-12-181212919-003-SOCSND
2012-12-181212919-002-SOCSND
2012-12-181212919-001-SOCSND
2013-02-271302B26-002-SOCSND
2013-02-271302B26-001-SOCSND
2013-02-281302B73-001-SOCSND
2013-02-281302B93-001-SOCSND
2013-03-121303504-001-SOCSND
2013-03-121303504-002-SOCSND
2013-03-131303645-002-SOCSND
2013-03-131303645-001-SOCSND
2013-03-201303977-001-SOCSND
2013-03-201303977-002-SOCSND
2013-03-271303C97-001-SOCSND
2013-04-301304G59-001-SOCSND
2014-01-131401452-002-SOCSND
2014-01-131401427-003-SOCSND
2014-01-131401427-001-SOCSND
2014-01-131401427-002-SOCSND
2014-01-131401452-001-SOCSND
2014-01-171401784-001-SOCSND
2014-01-171401784-002-SOCSND
2014-01-281401B24-001-SOCSND
2014-01-281401B24-002-SOCSND
2015-01-131501687-002-SOCSND
2015-01-131501859-001-SOCSND
2015-01-131501687-001-SOCSND
2015-01-141501751-001-SOCSND
2015-01-141501751-002-SOCSND
2015-01-151501859-002-POCSND
2015-01-231501E11-003-SOCSND
2015-01-231501E11-001-SOCSND
2015-01-231501E11-002-SOCSND
2015-05-081505607-001-SOCSND
2015-10-0715105630001-SOCSND