Know Your Environment. Protect Your Health.

Chloromethane

Torrington Water Company

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
2015ND40ND
2016N/A00N/A
2017N/A00N/A
2018ND10ND
2019ND20ND
2020ND10ND
2021ND10ND
2022ND10ND
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
2015-03-093201584ND
2015-06-083257373ND
2015-09-143322219ND
2015-12-143374118ND
2018-05-08D8E0814-01VOCND
2019-05-14D9E1445-01VOCND
2019-05-14D9E1445-02VOCND
2020-05-12D0E0836-R01VOCND
2021-05-11D1E1056-01VOCND
2022-05-10D2E0903-01VOCND
2023-04-04202305020-VOC1ND