Know Your Environment. Protect Your Health.

Chloromethane

Sherburn

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND10ND
2019ND30ND
2020ND10ND
2021ND10ND
2022ND30ND
2023ND10ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-12-0418L0167-01ND
2019-01-1019A0304-01ND
2019-06-1119F0863-01ND
2019-08-2119H1953-01ND
2020-08-1120H0860-01ND
2021-09-2721I1473-01ND
2022-04-2822D1682-01ND
2022-08-1622H1554-01ND
2022-10-1822J0786-01ND
2023-02-0823B0584-01ND