Know Your Environment. Protect Your Health.

Chloromethane

Sauk Rapids

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
2013ND20ND
2014ND20ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND20ND
2019ND10ND
2020N/A00N/A
2021ND20ND
2022ND40ND
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
2013-11-141058831006ND
2013-11-141058831003ND
2014-05-052005009006ND
2014-05-052005009003ND
2018-10-3118K0038-02ND
2018-12-1118L0433-01ND
2019-04-1519D0935-01ND
2021-11-0421K0378-01ND
2021-11-0421K0378-02ND
2022-03-0122C0104-01ND
2022-05-1822E1556-01ND
2022-09-0722I0519-01ND
2022-10-2022J0946-01ND
2023-01-1223A0369-01ND