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EWG's Tap Water Database — 2021 UPDATE

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Chloromethane

Kalamazoo

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.

MORE ABOUT THIS CONTAMINANT

 

32

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND160ND
2014ND160ND
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
2013-12-11201312120743AMND
2013-12-11201312120739AMND
2013-12-11201312120808AMND
2013-12-11201312120831AMND
2013-12-11201312120741AMND
2013-12-11201312120746AMND
2013-12-11201312120754AMND
2013-12-11201312120829AMND
2013-12-12201312130557AMND
2013-12-12201312130446AMND
2013-12-12201312130545AMND
2013-12-12201312130444AMND
2013-12-12201312130547AMND
2013-12-12201312130559AMND
2013-12-12201312130448AMND
2013-12-12201312130453AMND
2014-06-10201406110746AMND
2014-06-10201406110840AMND
2014-06-10201406110856AMND
2014-06-10201406110952AMND
2014-06-10201406110922AMND
2014-06-10201406110906AMND
2014-06-10201406110908AMND
2014-06-10201406110883AMND
2014-06-10201406110885AMND
2014-06-10201406110744AMND
2014-06-11201406120349AMND
2014-06-11201406120347AMND
2014-06-11201406120538AMND
2014-06-11201406120516AMND
2014-06-11201406120540AMND
2014-06-11201406120364AMND