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EWG's Tap Water Database — 2021 UPDATE

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Chloromethane

City of Kingsville

Chloromethane is an industrial solvent, aerosol propellant and a refrigerant. It also forms as a byproduct of water disinfection. The EPA classifies chloromethane as possibly carcinogenic to humans.

 

51

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
2015ND150ND
2016ND60ND
2017ND60ND
2018ND100ND
2019ND60ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 2.69 ppb

The EWG Health Guideline of 2.69 ppb for chloromethane was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2014-09-10AC66581ND
2014-09-10AC66587ND
2014-11-13Q1455819009ND
2014-11-13Q1455819013ND
2014-11-13Q1455819001ND
2014-11-13Q1455819005ND
2014-11-13Q1455819017ND
2014-11-24Q1457162001ND
2015-01-20AC76824ND
2015-01-20AC76826ND
2015-01-20AC76822ND
2015-02-23Q1506978001ND
2015-05-26Q1518983021ND
2015-05-26Q1518983017ND
2015-05-26Q1518983001ND
2015-05-26Q1518983009ND
2015-05-26Q1518983013ND
2015-05-26Q1518983005ND
2015-06-23AC96969ND
2015-08-20Q1532952001ND
2015-09-16AD07389ND
2015-09-16AD07391ND
2015-09-16AD07413ND
2016-02-23AD25052ND
2016-02-23AD25090ND
2016-05-24AD38061ND
2016-05-24AD38059ND
2016-05-24AD38057ND
2016-11-29AD59627ND
2017-01-19AD65735ND
2017-05-15AD84681ND
2017-11-21AE05600ND
2017-11-21AE05598ND
2017-11-21AE05596ND
2017-11-21AE05594ND
2018-01-29AE11066ND
2018-01-29AE11050ND
2018-01-29AE11058ND
2018-03-13AE18169ND
2018-04-23AE23759ND
2018-04-23AE23757ND
2018-04-23AE23771ND
2018-08-13AE36674ND
2018-09-18AE40475ND
2018-12-03AE47618ND
2019-02-25AE55990ND
2019-06-03AE68936ND
2019-07-15AE74445ND
2019-11-20AE89988ND
2019-11-20AE89992ND
2019-11-20AE89990ND