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EWG's Tap Water Database — 2021 UPDATE

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Chloromethane

Houston County - Feagin Mill

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

 

33

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND70ND
2015ND100ND
2016N/A00N/A
2017N/A00N/A
2018ND130ND
2019ND30ND

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
2014-01-2335123847003AMND
2014-01-2335123847001AMND
2014-01-2335123847005AMND
2014-03-31AI36885ND
2014-07-0835145255001AMND
2014-07-0835145255005AMND
2014-07-0835145255003AMND
2015-03-09AI68547ND
2015-03-09AI68546ND
2015-03-09AI68548ND
2015-03-09AI68549ND
2015-03-09AI68550ND
2015-03-09AI68551ND
2015-03-09AI68552ND
2015-03-09AI68553ND
2015-03-09AI68554ND
2015-03-09AI68555ND
2018-03-07AJ85202ND
2018-03-07AJ85201ND
2018-03-07AJ85200ND
2018-03-07AJ85198ND
2018-03-07AJ85197ND
2018-03-07AJ85195ND
2018-03-07AJ85194ND
2018-03-07AJ85193ND
2018-03-07AJ85192ND
2018-05-01AJ88366ND
2018-05-01AJ88365ND
2018-07-16AJ94220ND
2018-10-30AK04996ND
2019-01-15AK09485ND
2019-04-15AK15201ND
2019-05-28AK18282ND