Know Your Environment. Protect Your Health.

Chloromethane

East Corning Consolidated District

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
2019ND20ND
2020N/A00N/A
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
2018-04-10EHS1800015084-SR-2ND
2018-04-10EHS1900015085-01-POCND
2019-04-2322395-01POCSND
2019-04-2322397-01X2POCSND
2021-08-1080842POCSND
2022-08-0336781POCSND
2022-08-0336783POCSND
2022-11-022017992-001ND
2023-08-152312416-003POCSXND