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EWG's Tap Water Database — 2019 UPDATE

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Chloromethane

Avon City PWS

NOTE: Avon City PWS purchases water from Avon Lake City PWS which is required to test for chloromethane. Sample information shown below was taken by Avon Lake City PWS.

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.

 

4

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
2013ND40ND
2014ND40ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A

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

NOTE: Avon City PWS purchases water from Avon Lake City PWS which is required to test for chloromethane. Sample information shown below was taken by Avon Lake City PWS.

Date Lab ID Result
2014-03-19201403240238AMND
2014-05-05201405090536AMND
2014-08-13201408190577AMND
2014-11-12201411180195AMND