Know Your Environment. Protect Your Health.

Chloromethane

Newtown Artesian Water Company

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND30ND
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

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
2014-03-10773866-10910ND
2014-03-10773946-10896ND
2014-03-10773944-10896ND
2014-03-10773942-10896ND
2014-06-09795432-11558ND
2014-11-05830303-12807ND
2014-11-05830313-12807ND
2014-11-05830299-12807ND
2014-11-05830301-12807ND
2014-12-10835402-12981ND
2018-07-26L7056979-1ND
2018-07-26L7056979-2ND
2018-07-26L7056979-3ND