Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Chloromethane

City of Panorama Village

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND20ND
2016ND40ND
2017ND20ND
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
2015-03-09AC83203ND
2015-03-09AC83223ND
2016-05-16AD36831ND
2016-05-16AD36829ND
2016-09-20AD50419ND
2016-12-12AD61792ND
2017-02-24AD72133ND
2017-02-24AD72101ND
2018-02-27AE15778ND
2018-02-27AE15782ND
2019-06-27AE72569ND
2019-06-27AE72567ND