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EWG's Tap Water Database — 2021 UPDATE

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Chloromethane

Fulton

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND80ND
2014N/A00N/A
2015ND40ND
2016N/A00N/A
2017N/A00N/A
2018ND40ND
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
2013-05-163594189005AMND
2013-05-163594189003AMND
2013-07-083599774001AMND
2013-07-083599774003AMND
2013-10-2835113921008AMND
2013-10-2835113921006AMND
2013-10-2835113921001AMND
2013-10-2835113921003AMND
2015-01-12AC41239ND
2015-01-12AC41238ND
2015-01-12AC41236ND
2015-01-12AC41237ND
2018-01-22AD11945ND
2018-01-22AD11947ND
2018-01-22AD11944ND
2018-01-22AD11946ND