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EWG's Tap Water Database — 2021 UPDATE

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Monochlorobenzene (chlorobenzene)

City of Garden Grove

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.

MORE ABOUT THIS CONTAMINANT

 

232

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND370ND
2015ND310ND
2016ND320ND
2017ND370ND
2018ND530ND
2019ND420ND

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
2014-01-084417-009-0835ND
2014-01-084417-011-1100ND
2014-01-084417-012-0955ND
2014-01-084417-014-0740ND
2014-01-084417-016-1220ND
2014-01-084417-019-0810ND
2014-01-084417-020-0755ND
2014-01-084417-039-1040ND
2014-01-084417-061-0940ND
2014-01-084417-063-1015ND
2014-04-024417-006-1400ND
2014-04-024417-009-0825ND
2014-04-024417-012-0910ND
2014-04-024417-013-1440ND
2014-04-024417-014-0700ND
2014-04-024417-018-1105ND
2014-04-024417-019-0740ND
2014-04-024417-020-0715ND
2014-04-024417-039-1015ND
2014-04-024417-061-0900ND
2014-04-024417-063-0955ND
2014-07-234417-009-0755ND
2014-07-234417-012-0900ND
2014-07-234417-014-0700ND
2014-07-234417-019-0730ND
2014-07-234417-020-0710ND
2014-07-234417-061-0825ND
2014-07-234417-063-0925ND
2014-09-304417-039-1000ND
2014-10-154417-009-0800ND
2014-10-154417-012-0850ND
2014-10-154417-014-0700ND
2014-10-154417-019-0735ND
2014-10-154417-020-0715ND
2014-10-154417-039-0940ND
2014-10-154417-061-0830ND
2014-10-154417-063-0920ND
2015-01-074417-009-0815ND
2015-01-074417-011-1010ND
2015-01-074417-012-0900ND
2015-01-074417-014-0920ND
2015-01-074417-016-1130ND
2015-01-074417-039-1035ND
2015-01-074417-061-0840ND
2015-01-074417-063-0745ND
2015-04-014417-006-1400ND
2015-04-014417-009-0755ND
2015-04-014417-012-0850ND
2015-04-014417-013-1440ND
2015-04-014417-014-0925ND
2015-04-014417-018-1100ND
2015-04-014417-019-0730ND
2015-04-014417-020-0710ND
2015-04-014417-039-1000ND
2015-04-014417-061-0905ND
2015-04-014417-063-0700ND
2015-07-224417-009-0800ND
2015-07-224417-012-0840ND
2015-07-224417-014-0920ND
2015-07-224417-039-0940ND
2015-07-224417-061-0820ND
2015-07-224417-063-0705ND
2015-10-144417-009-0805ND
2015-10-144417-012-0850ND
2015-10-144417-014-0915ND
2015-10-144417-039-0940ND
2015-10-144417-061-0835ND
2015-10-144417-063-0705ND
2016-01-064417-009-0800ND
2016-01-064417-011-1005ND
2016-01-064417-012-0845ND
2016-01-064417-013-1150ND
2016-01-064417-014-0920ND
2016-01-064417-016-1045ND
2016-01-064417-018-1115ND
2016-01-064417-019-0735ND
2016-01-064417-020-0715ND
2016-01-064417-039-0940ND
2016-01-064417-061-0830ND
2016-01-064417-063-0700ND
2016-04-274417-009-0800ND
2016-04-274417-012-0855ND
2016-04-274417-014-0920ND
2016-04-274417-039-0950ND
2016-04-274417-061-0835ND
2016-04-274417-063-0700ND
2016-07-204417-009-0755ND
2016-07-204417-012-1010ND
2016-07-204417-014-0930ND
2016-07-204417-039-0950ND
2016-07-204417-061-0825ND
2016-07-204417-063-0705ND
2016-10-124417-009-0750ND
2016-10-124417-012-0900ND
2016-10-124417-014-1000ND
2016-10-124417-039-0940ND
2016-10-124417-063-0700ND
2016-12-284417-061-0900ND
2016-12-284417-061-0915ND
2016-12-284417-061-0930ND
2017-02-014417-009-0820ND
2017-02-014417-012-0915ND
2017-02-014417-013-1150ND
2017-02-014417-014-0935ND
2017-02-014417-016-1110ND
2017-02-014417-018-1045ND
2017-02-014417-019-0715ND
2017-02-014417-020-0800ND
2017-02-014417-039-1000ND
2017-02-014417-061-0855ND
2017-02-014417-063-0750ND
2017-03-014417-011-1020ND
2017-03-014417-012-0850ND
2017-03-014417-012-0900ND
2017-03-014417-013-1150ND
2017-03-014417-013-1200ND
2017-04-264417-009-0725ND
2017-04-264417-011-1020ND
2017-04-264417-011-1025ND
2017-04-264417-012-1105ND
2017-04-264417-014-0925ND
2017-04-264417-016-1120ND
2017-04-264417-039-0955ND
2017-04-264417-061-0825ND
2017-04-264417-063-0745ND
2017-07-194417-009-0730ND
2017-07-194417-012-0850ND
2017-07-194417-014-0925ND
2017-07-194417-039-0945ND
2017-07-194417-061-0815ND
2017-07-194417-063-0750ND
2017-10-114417-009-0755ND
2017-10-114417-012-0740ND
2017-10-114417-014-0920ND
2017-10-114417-039-0720ND
2017-10-114417-061-0705ND
2017-10-114417-063-0930ND
2018-01-314417-009-0820ND
2018-01-314417-011-0905ND
2018-01-314417-012-0735ND
2018-01-314417-013-1140ND
2018-01-314417-014-0935ND
2018-01-314417-016-1050ND
2018-01-314417-018-1030ND
2018-01-314417-019-0840ND
2018-01-314417-020-1010ND
2018-01-314417-039-0755ND
2018-01-314417-061-0705ND
2018-01-314417-063-0950ND
2018-02-214417-006-0950ND
2018-02-214417-006-1000ND
2018-04-254417-009-0915ND
2018-04-254417-011-0840ND
2018-04-254417-012-0750ND
2018-04-254417-013-1140ND
2018-04-254417-014-0940ND
2018-04-254417-018-1045ND
2018-04-254417-019-0815ND
2018-04-254417-020-1000ND
2018-04-254417-039-0730ND
2018-04-254417-061-0720ND
2018-04-254417-063-0950ND
2018-07-124417-019-0940ND
2018-07-124417-019-0945ND
2018-07-184417-009-0750ND
2018-07-184417-012-1225ND
2018-07-184417-014-0915ND
2018-07-184417-019-0810ND
2018-07-184417-039-0715ND
2018-07-184417-061-0700ND
2018-07-184417-063-0935ND
2018-08-064417-019-0845ND
2018-08-064417-019-0850ND
2018-08-154417-011-1110ND
2018-08-154417-013-1135ND
2018-08-154417-018-1035ND
2018-09-124417-020-0935ND
2018-10-104417-009-0810ND
2018-10-104417-011-0850ND
2018-10-104417-012-0745ND
2018-10-104417-013-1135ND
2018-10-104417-014-0925ND
2018-10-104417-018-1045ND
2018-10-104417-019-0830ND
2018-10-104417-020-1010ND
2018-10-104417-039-0720ND
2018-10-104417-061-0705ND
2018-10-104417-063-0935ND
2018-11-294417-013-0930ND
2018-11-294417-013-0935ND
2019-01-304417-009-0805ND
2019-01-304417-011-0835ND
2019-01-304417-012-0740ND
2019-01-304417-013-1135ND
2019-01-304417-014-0910ND
2019-01-304417-016-1015ND
2019-01-304417-018-1110ND
2019-01-304417-019-0945ND
2019-01-304417-020-0920ND
2019-01-304417-039-0715ND
2019-01-304417-061-0700ND
2019-04-244417-009-0820ND
2019-04-244417-011-0910ND
2019-04-244417-012-0800ND
2019-04-244417-013-1125ND
2019-04-244417-014-0935ND
2019-04-244417-018-1025ND
2019-04-244417-019-0845ND
2019-04-244417-020-0950ND
2019-04-244417-039-0725ND
2019-04-244417-061-0700ND
2019-07-174417-009-0800ND
2019-07-174417-011-0915ND
2019-07-174417-012-0740ND
2019-07-174417-013-0845ND
2019-07-174417-014-0945ND
2019-07-174417-018-1050ND
2019-07-174417-019-0825ND
2019-07-174417-020-1010ND
2019-07-174417-039-0715ND
2019-07-174417-061-0700ND
2019-11-064417-009-0825ND
2019-11-064417-011-0925ND
2019-11-064417-012-0725ND
2019-11-064417-013-0905ND
2019-11-064417-014-1000ND
2019-11-064417-018-1110ND
2019-11-064417-019-0845ND
2019-11-064417-020-1045ND
2019-11-064417-039-0755ND
2019-11-064417-061-0700ND
2019-11-064417-063-1020ND