Know Your Environment. Protect Your Health.

Chloromethane

Lakeview Ranchettes

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.

 

12

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
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 Lab ID Result
2018-02-22Q1807472003ND
2018-11-07Q1844597001ND
2019-03-27Q1912550003ND
2019-09-19Q1966930001ND
2020-11-18Q2045700001ND
2020-11-18Q2045700004ND
2021-06-14Q2115431010ND
2021-06-14Q2115431012ND
2022-08-08Q2222742006ND
2022-11-28Q2235191001ND
2023-11-13Q2348391001ND
2023-11-13Q2348391003ND