Know Your Environment. Protect Your Health.

Chloromethane

Bell Water

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.61 ppb111.61 ppb
20190.710 ppb110.710 ppb
20201.74 ppb111.74 ppb
20211.12 ppb111.12 ppb
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
2018-09-27Q18386750011.61 ppb
2019-12-18Q19808180030.710 ppb
2020-12-01Q20479990011.74 ppb
2021-03-10Q21064260011.12 ppb
2022-04-20Q2212072004ND
2023-06-12Q2322102001ND