Know Your Environment. Protect Your Health.

Chloromethane

Amicks Ferry Water System

NOTE: Amicks Ferry Water System purchases water from City of Columbia which is required to test for chloromethane. Sample information shown below was taken by City of Columbia.

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
2013N/A00N/A
2014ND40ND
2015ND40ND
2016N/A00N/A
2017N/A00N/A
2018ND10ND
2019ND30ND
2020ND20ND
2021ND40ND
2022ND20ND
2023ND20ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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: Amicks Ferry Water System purchases water from City of Columbia which is required to test for chloromethane. Sample information shown below was taken by City of Columbia.

Date Lab ID Result
2014-07-14201407160557AMND
2014-07-14201407160691AMND
2014-10-14201410160417AMND
2014-10-14201410160419AMND
2015-01-13201501150478AMND
2015-01-13201501150661AMND
2015-04-14201504160290AMND
2015-04-14201504160399AMND
2018-03-12AE09073ND
2018-07-16AE15003ND
2019-01-08AE23570ND
2019-07-16AE33661ND
2020-10-14AE55739ND
2020-11-04AE56846ND
2021-10-19AE73590ND
2021-10-20AE73703ND
2022-09-08AE89410ND
2022-09-19AE89796ND
2023-09-06AF08032ND
2023-09-21AF08856ND