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EWG's Tap Water Database — 2021 UPDATE

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Chloromethane

City of New Bern

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
2014ND140ND
2015N/A00N/A
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
2014-04-09201404100796AMND
2014-04-09201404100798AMND
2014-04-09201404100838AMND
2014-04-09201404100800AMND
2014-04-09201404100830AMND
2014-04-09201404100840AMND
2014-04-14201404150228AMND
2014-10-07201410080425AMND
2014-10-07201410080586AMND
2014-10-07201410080584AMND
2014-10-07201410080596AMND
2014-10-07201410080415AMND
2014-10-14201410150290AMND
2014-10-14201410150224AMND