Chloromethane
Shippensburg Boro Water Authority
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 4 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | N/A | 0 | 0 | N/A |
2019 | N/A | 0 | 0 | N/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
Date | Lab ID | Result |
---|---|---|
2014-12-16 | 00107 122014 | ND |
2014-12-16 | 00106 122014 | ND |
2014-12-16 | 00104 122014 | ND |
2014-12-16 | 00105 122014 | ND |
2015-06-16 | 00107 0615 | ND |
2015-06-16 | 00106 0615 | ND |
2015-06-16 | 00104 0615 | ND |
2015-06-16 | 00105 0615 | ND |
2015-09-17 | 00104 0915 | ND |