Know Your Environment. Protect Your Health.

Chloromethane

Lamar, Town of

NOTE: Lamar, Town of purchases water from Darlington County W&SA which is required to test for chloromethane. Sample information shown below was taken by Darlington County W&SA.

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2015ND10ND
2016N/A00N/A
2017N/A00N/A
2018ND20ND
2019ND20ND
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023ND30ND

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: Lamar, Town of purchases water from Darlington County W&SA which is required to test for chloromethane. Sample information shown below was taken by Darlington County W&SA.

Date Lab ID Result
2015-03-24201503160179AMND
2015-03-24201503260800AMND
2015-03-24201503260802AMND
2015-09-14201509170311AMND
2015-09-14201509160580AMND
2015-09-14201509170304AMND
2018-07-17AE15134ND
2018-11-01AE20719ND
2019-01-17AE24350ND
2019-05-08AE30033ND
2023-10-12AF10138ND
2023-10-12AF10139ND
2023-10-12AF10137ND