Know Your Environment. Protect Your Health.

Chloromethane

Center Point Taylor System

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND40ND
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 Lab ID Result
2018-01-11AE08972ND
2018-01-11AE08974ND
2019-07-17AE74876ND
2019-07-17AE74878ND
2020-10-14AF30641ND
2020-10-14AF30647ND
2021-03-24AF48152ND
2021-03-24AF48154ND
2021-05-25AF55355ND
2021-05-25AF55357ND
2022-03-30AF91304ND
2022-03-30AF91306ND
2023-09-25AG57465ND
2023-09-25AG57467ND