Monochlorobenzene (chlorobenzene)

Collegeville Trappe Joint Public Works Department

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

168

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Range of results
2014	ND	28	ND
2015	ND	28	ND
2016	ND	28	ND
2017	ND	28	ND
2018	ND	28	ND
2019	ND	28	ND

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
2014-01-20	20140238	ND
2014-01-20	20140239	ND
2014-01-20	20140240	ND
2014-01-20	20140241	ND
2014-01-20	20140242	ND
2014-03-17	20140955	ND
2014-03-17	20140956	ND
2014-04-21	20141346	ND
2014-04-21	20141347	ND
2014-04-21	20141348	ND
2014-04-21	20141349	ND
2014-04-21	20141350	ND
2014-04-21	20141351	ND
2014-04-21	20141352	ND
2014-07-07	14070813-001	ND
2014-07-07	14070813-002	ND
2014-07-07	14070813-003	ND
2014-07-07	14070813-004	ND
2014-08-13	20142789	ND
2014-08-13	20142790	ND
2014-08-13	20142791	ND
2014-11-17	14111750-01	ND
2014-11-17	14111750-02	ND
2014-11-17	14111750-03	ND
2014-11-17	14111750-04	ND
2014-11-17	14111750-05	ND
2014-11-17	14111750-06	ND
2014-12-01	14120200-01	ND
2015-01-19	12285464	ND
2015-01-19	12285485	ND
2015-01-19	12285506	ND
2015-01-19	12285527	ND
2015-01-19	12285548	ND
2015-01-19	12285569	ND
2015-01-19	12285590	ND
2015-04-20	12631602	ND
2015-04-20	12631623	ND
2015-04-20	12631644	ND
2015-04-20	12631665	ND
2015-04-20	12631686	ND
2015-04-20	12631707	ND
2015-04-20	12631728	ND
2015-07-06	13011215	ND
2015-07-06	13011241	ND
2015-07-06	13011267	ND
2015-07-06	13011293	ND
2015-07-06	13011319	ND
2015-07-06	13011345	ND
2015-07-20	13011559	ND
2015-10-19	13387787	ND
2015-10-19	13387808	ND
2015-10-19	13387829	ND
2015-10-19	13387850	ND
2015-10-19	13387871	ND
2015-10-19	13387892	ND
2015-10-19	13387913	ND
2016-01-18	13751358	ND
2016-01-18	13751379	ND
2016-01-18	13751400	ND
2016-01-18	13751421	ND
2016-01-18	13751442	ND
2016-01-18	13751463	ND
2016-02-16	13869087	ND
2016-04-18	14101352	ND
2016-04-18	14101373	ND
2016-04-18	14101394	ND
2016-04-18	14101415	ND
2016-04-18	14101436	ND
2016-04-18	14101457	ND
2016-04-18	14101478	ND
2016-07-18	14568374	ND
2016-07-18	14568395	ND
2016-07-18	14568416	ND
2016-07-18	14568437	ND
2016-07-18	14568458	ND
2016-07-18	14568479	ND
2016-07-18	14568500	ND
2016-10-17	15074122	ND
2016-10-17	15074143	ND
2016-10-17	15074164	ND
2016-10-17	15074185	ND
2016-10-17	15074206	ND
2016-10-17	15074227	ND
2016-10-17	15074248	ND
2017-02-27	15653937	ND
2017-02-27	15653958	ND
2017-02-27	15653979	ND
2017-02-27	15654000	ND
2017-02-27	15654021	ND
2017-03-07	15794004	ND
2017-03-07	15794025	ND
2017-04-17	15935337	ND
2017-04-17	15935358	ND
2017-04-17	15935379	ND
2017-04-17	15935400	ND
2017-04-17	15935421	ND
2017-04-17	15935442	ND
2017-04-17	15935463	ND
2017-07-17	16411677	ND
2017-07-17	16411698	ND
2017-07-17	16411719	ND
2017-07-17	16411740	ND
2017-07-17	16411761	ND
2017-07-17	16411782	ND
2017-07-17	16411803	ND
2017-10-16	16878528	ND
2017-10-16	16878549	ND
2017-10-16	16878570	ND
2017-10-16	16878591	ND
2017-10-16	16878612	ND
2017-10-16	16878633	ND
2017-10-16	16878654	ND
2018-01-22	20180311	ND
2018-01-22	20180312	ND
2018-01-22	20180313	ND
2018-01-22	20180314	ND
2018-01-22	20180315	ND
2018-01-22	20180316	ND
2018-01-22	20180317	ND
2018-04-18	20181575	ND
2018-04-18	20181576	ND
2018-04-18	20181577	ND
2018-04-18	20181578	ND
2018-04-18	20181579	ND
2018-04-18	20181580	ND
2018-04-18	20181581	ND
2018-07-16	20182718	ND
2018-07-16	20182719	ND
2018-07-16	20182720	ND
2018-07-16	20182721	ND
2018-07-16	20182722	ND
2018-07-16	20182723	ND
2018-07-16	20182724	ND
2018-10-15	20183946	ND
2018-10-15	20183947	ND
2018-10-15	20183948	ND
2018-10-15	20183949	ND
2018-10-15	20183950	ND
2018-10-15	20183951	ND
2018-10-15	20183952	ND
2019-01-23	20190306	ND
2019-01-23	20190307	ND
2019-01-23	20190308	ND
2019-01-23	20190309	ND
2019-01-23	20190310	ND
2019-01-23	20190311	ND
2019-01-23	20190312	ND
2019-04-15	20191439	ND
2019-04-15	20191440	ND
2019-04-15	20191441	ND
2019-04-15	20191442	ND
2019-04-15	20191443	ND
2019-04-15	20191444	ND
2019-04-15	20191445	ND
2019-07-15	20192706	ND
2019-07-15	20192707	ND
2019-07-15	20192708	ND
2019-07-15	20192709	ND
2019-07-15	20192710	ND
2019-07-15	20192711	ND
2019-07-15	20192712	ND
2019-10-21	20194150	ND
2019-10-21	20194151	ND
2019-10-21	20194152	ND
2019-10-21	20194153	ND
2019-10-21	20194154	ND
2019-10-21	20194155	ND
2019-10-21	20194156	ND