Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Chloromethane

City of Kilgore

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.

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND50ND
2015ND60ND
2016ND20ND
2017ND40ND
2018ND20ND
2019ND20ND

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
2014-07-08Q1426289013ND
2014-07-08Q1426289011ND
2014-08-05Q1433477001ND
2014-08-05Q1433477003ND
2014-11-05Q1454816001ND
2015-02-03Q1503935001ND
2015-02-03Q1503935003ND
2015-02-17Q1506274002ND
2015-04-15Q1514525005ND
2015-05-07Q1516848001ND
2015-07-24Q1529137002ND
2016-01-13Q1601372002ND
2016-07-06Q1627132002ND
2017-04-06Q1714264009ND
2017-05-25Q1722388002ND
2017-07-07Q1727773005ND
2017-10-04Q1748893005ND
2018-02-01Q1804019002ND
2018-02-01Q1804019008ND
2019-02-13Q1906685005ND
2019-08-08Q1952473002ND