Know Your Environment. Protect Your Health.

Chloromethane

Caryville-Jacksboro Utilities

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.

 

23

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.0625 ppb82ND - 0.300 ppb
2015ND20ND
2016N/A00N/A
2017N/A00N/A
2018ND30ND
2019ND30ND
2020ND10ND
2021ND20ND
2022ND20ND
2023ND20ND

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 Result
2014-05-21ND
2014-05-21ND
2014-05-210.200 ppb
2014-08-13ND
2014-08-13ND
2014-11-190.300 ppb
2014-12-04ND
2014-12-04ND
2015-02-24ND
2015-02-24ND
2018-08-01ND
2018-08-01ND
2018-08-01ND
2019-08-05ND
2019-08-05ND
2019-08-05ND
2020-03-09ND
2021-08-03ND
2021-08-03ND
2022-08-02ND
2022-08-02ND
2023-08-01ND
2023-08-01ND