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EWG's Tap Water Database — 2019 UPDATE

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Chloromethane

City of Liberal

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.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND80ND
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017ND90ND

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
2013-04-17715075-8659ND
2013-04-17715305-8659ND
2013-04-17715115-8659ND
2013-05-01717427-8768ND
2013-10-09751712-10019ND
2013-10-09751805-10019ND
2013-10-09751788-10019ND
2013-10-09751710-10019ND
2017-11-07873204_PACEND
2017-11-07873209_PACEND
2017-11-07873202_PACEND
2017-11-07873205_PACEND
2017-11-07873205ND
2017-11-07873171_PACEND
2017-11-07873170_PACEND
2017-11-07873169_PACEND
2017-11-07873172_PACEND