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EWG's Tap Water Database

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p-Dichlorobenzene

Arapahoe Cnty Wwwa

p-Dichlorobenzene is a carcinogenic insecticide used in mothballs, and added to deodorant blocks made for trash cans and toilets. Long-term exposure can cause liver damage and kidney problems.

 

23

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010ND70ND
2011ND40ND
2012ND70ND
2013ND10ND
2014ND30ND
2015ND10ND

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 6 ppb

The health guideline of 6 ppb for p-dichlorobenzene 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 cancer.

ppb = parts per billion.

EPA Maximum Contaminant
Level (MCL) 75 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)75.0 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 Result
2010-01-25ND
2010-01-25ND
2010-01-25ND
2010-02-01ND
2010-02-01ND
2010-04-05ND
2010-04-05ND
2011-01-19ND
2011-04-01ND
2011-04-01ND
2011-04-01ND
2012-01-13ND
2012-01-13ND
2012-01-23ND
2012-01-23ND
2012-04-06ND
2012-04-06ND
2012-04-09ND
2013-01-08ND
2014-01-21ND
2014-11-11ND
2014-12-08ND
2015-10-28ND