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EWG's Tap Water Database — 2019 UPDATE

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Chloromethane

Springfield

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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND100ND
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND

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
2012-03-28AB68305ND
2012-03-28AB68304ND
2013-03-283588060001AMND
2013-03-283588060003AMND
2013-03-29AB94061ND
2013-03-29AB94062ND
2013-07-0935100016001AMND
2013-07-0935100016003AMND
2013-10-1535112477001AMND
2013-10-1535112477003AMND
2013-12-1635120148001AMND
2013-12-1635120148003AMND
2014-03-24AC20686ND
2014-03-25AC20685ND
2015-03-26AC44437ND
2015-03-26AC44436ND
2016-03-30AC68381ND
2016-03-30AC68382ND
2017-03-27AC92734ND
2017-03-27AC92733ND