Know Your Environment. Protect Your Health.

Monochlorobenzene (chlorobenzene)

East Cocalico Township

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.

 

50

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND160ND
2021ND60ND
2022ND40ND
2023ND160ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-04-278045051-02REND
2018-04-278045051-08ND
2018-04-278045051-11ND
2018-04-278045051-10ND
2019-04-299041601-06ND
2019-04-299041601-08ND
2019-04-299041601-09ND
2019-04-299041601-02ND
2020-05-0122369777.00ND
2020-05-0122369756.00ND
2020-05-0122369733.00ND
2020-05-0122369710.00ND
2020-05-0122369687.00ND
2020-05-0122369664.00ND
2020-05-0122369641.00ND
2020-05-0122369618.00ND
2020-05-0122369595.00ND
2020-05-0122369550.00ND
2020-05-0122369572.00ND
2020-05-1122369518.00ND
2020-09-2523142989.00ND
2020-10-2223322778.00ND
2020-10-2923322736.00ND
2020-11-2023497292.00ND
2021-03-1024203671.00ND
2021-04-0824393863.00ND
2021-04-0824393842.00ND
2021-04-0824393813.00ND
2021-04-0824393890.00ND
2021-07-1424979187.00ND
2022-04-0826607732.00ND
2022-04-0826607777.00ND
2022-04-0826607756.00ND
2022-04-0826607705.00ND
2023-01-1128310404.00ND
2023-01-1128310377.00ND
2023-01-1128310449.00ND
2023-01-1128310428.00ND
2023-04-1228858536.00ND
2023-04-1228858538.00ND
2023-04-1228858535.00ND
2023-04-1228858537.00ND
2023-07-1229454844.00ND
2023-09-1329847979.00ND
2023-09-1329847981.00ND
2023-09-1329847984.00ND
2023-09-1329847982.00ND
2023-09-1329847983.00ND
2023-09-1329847980.00ND
2023-10-2530031841.00ND