Know Your Environment. Protect Your Health.

Chloromethane

Village Apartments

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND20ND
2019ND30ND
2020ND20ND
2021ND30ND
2022ND20ND
2023ND40ND

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
2018-09-18CA5400875_002_002-201809180715ND
2018-12-05CA5400875_002_002-201812051240ND
2019-03-05CA5400875_002_002-201903051300ND
2019-06-10CA5400875_002_002-201906101350ND
2019-09-17CA5400875_002_002-201909171425ND
2020-02-14CA5400875_002_002-202002141245ND
2020-05-27CA5400875_002_002-202005271900ND
2021-02-22CA5400875_002_002-202102221245ND
2021-05-06CA5400875_002_002-202105061225ND
2021-12-15CA5400875_002_002-202112151035ND
2022-02-03CA5400875_002_002-202202031100ND
2022-08-08CA5400875_002_002-202208081420ND
2023-02-13CA5400875_002_002-202302131145ND
2023-05-04CA5400875_002_002-202305041245ND
2023-08-02CA5400875_002_002-202308021320ND
2023-11-07CA5400875_002_002-202311071045ND