Know Your Environment. Protect Your Health.

Chloromethane

Sundance Addition

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND30ND
2020ND30ND
2021ND30ND
2022ND30ND
2023ND30ND

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
2018-03-27Q1812580018ND
2018-03-27Q1812580020ND
2018-03-27Q1812580009ND
2019-09-09Q1962975001ND
2019-09-09Q1962975003ND
2019-09-09Q1962975005ND
2020-07-22Q2028870001ND
2020-07-22Q2028870003ND
2020-07-22Q2028870009ND
2021-12-09Q2134714007ND
2021-12-09Q2134714011ND
2021-12-09Q2134714009ND
2022-10-21Q2232010003ND
2022-10-21Q2232010005ND
2022-10-21Q2232010007ND
2023-03-20Q2310440001ND
2023-03-20Q2310440003ND
2023-03-20Q2310440005ND