Know Your Environment. Protect Your Health.

Chloromethane

Chanhassen

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.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND20ND
2016N/A00N/A
2017N/A00N/A
2018ND20ND
2019ND20ND
2020ND10ND
2021ND10ND
2022ND10ND
2023N/A00N/A

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
2014-08-052022461003ND
2014-08-052022461006ND
2015-02-242056310006ND
2015-02-242056310003ND
2018-08-2018H1672-01ND
2018-10-1218J0632-01ND
2019-01-0819A0119-01ND
2019-06-1919F1429-01ND
2020-02-1320B0794-01ND
2021-02-0221B0109-01ND
2022-08-2422H2227-01ND