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EWG's Tap Water Database — 2021 UPDATE

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Chloromethane

Snug Harbor Inn Mobile Home Park

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.

 

5

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
20150.290 ppb110.290 ppb
2016ND10ND
2017N/A00N/A
20180.350 ppb110.350 ppb
20190.590 ppb110.590 ppb

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
2014-02-11119107001ND
2015-02-231805190010.290 ppb
2016-07-11265376001ND
2018-01-023609340010.350 ppb
2019-07-014547300010.590 ppb