Know Your Environment. Protect Your Health.

Chloromethane

City of Newberry

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.

 

10

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
2019ND10ND
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
2015-01-05201501070575AMND
2015-04-07201504090400AMND
2015-07-07201507090568AMND
2015-10-07201510130532AMND
2018-01-24AE06497ND
2019-02-19AE25909ND
2020-10-21AE56132ND
2021-10-27AE74095ND
2022-09-01AE89138ND
2023-08-31AF07927ND