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EWG's Tap Water Database — 2019 UPDATE

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Chloromethane

Brunswick Regional Water and Sewer H2go

NOTE: Brunswick Regional Water and Sewer H2go purchases water from Brunswick County Water System which is required to test for chloromethane. Sample information shown below was taken by Brunswick County Water System.

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014ND30ND
2015ND10ND
2016N/A00N/A
2017N/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

NOTE: Brunswick Regional Water and Sewer H2go purchases water from Brunswick County Water System which is required to test for chloromethane. Sample information shown below was taken by Brunswick County Water System.

Date Lab ID Result
2014-12-1535168376003AMND
2014-12-1535168376001AMND
2015-03-1135179411001AMND
2015-06-1135192777003AMND
2015-06-1135192777001AMND
2015-09-1035206893001AMND