Know Your Environment. Protect Your Health.

Chloromethane

Quinlan North Subdivision

NOTE: Quinlan North Subdivision purchases water from Cash SUD which is required to test for chloromethane. Sample information shown below was taken by Cash SUD.

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021ND10ND
2022ND10ND
2023ND10ND

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: Quinlan North Subdivision purchases water from Cash SUD which is required to test for chloromethane. Sample information shown below was taken by Cash SUD.

Date Lab ID Result
2014-09-24Q1447349003ND
2014-09-24Q1447349001ND
2014-12-22Q1460724003ND
2014-12-22Q1460724001ND
2015-03-30Q1511510003ND
2015-03-30Q1511510001ND
2015-06-22Q1523094001ND
2015-06-22Q1523094003ND
2018-07-25Q1829489006ND
2019-07-22Q1946488007ND
2020-07-21Q2028841001ND
2021-07-13Q2118249002ND
2022-07-26Q2221173011ND
2023-08-11Q2333709001ND