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EWG's Tap Water Database — 2019 UPDATE

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Monochlorobenzene (chlorobenzene)

Lebanon

Monochlorobenzene is used as a solvent for pesticides, a degreasing agent and an intermediate for manufacturing other chemicals. It causes liver and kidney damage in studies of laboratory animals.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND70ND
2014N/A00N/A
2015N/A00N/A
2016ND70ND
2017N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 70 ppb

The EWG Health Guideline of 70 ppb for monochlorobenzene 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 internal organs.

EPA Maximum Contaminant
Level (MCL) 100 ppb

The legal limit for monochlorobenzene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1960s.

ppb = parts per billion

All test results

Date Lab ID Result
2013-02-19AB92896ND
2013-02-19AB92893ND
2013-02-19AB92894ND
2013-02-19AB92895ND
2013-02-19AB92897ND
2013-02-19AB92898ND
2013-02-19AB92899ND
2016-02-29AC67126ND
2016-02-29AC67122ND
2016-02-29AC67123ND
2016-02-29AC67124ND
2016-02-29AC67125ND
2016-02-29AC67127ND
2016-02-29AC67128ND