Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Chloromethane

North Myrtle Beach

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.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND80ND
2014ND20ND
2015ND10ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2013-05-13201305150272AMND
2013-05-13201305150254AMND
2013-05-13201305150197AMND
2013-08-12201308140245AMND
2013-08-12201308140247AMND
2013-11-05201311070359AMND
2013-11-05201311070351AMND
2013-11-05201311070367AMND
2014-02-10201402170010AMND
2014-02-10201402170007AMND
2015-04-28AD54614ND