Know Your Environment. Protect Your Health.

Chloromethane

Hillsdale Housing Cooperative Inc.

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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND10ND
2020ND20ND
2021ND20ND
2022ND10ND
20232.10 ppb112.10 ppb

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
2018-09-041809-18889-002VND
2018-11-261811-25112-002VND
2019-08-2319H0786-01VND
2020-08-2520H0859-01ND
2020-08-2520H0859-01_TO12ND
2021-07-21D1G2073-03VOCND
2021-10-26D1J2354-03VOCND
2022-09-2822I1182-01ND
2023-08-1523H0577-022.10 ppb