Chloromethane
Pineora 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.
12
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 2 | 0 | ND |
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
| Date | Lab ID | Result |
|---|---|---|
| 2018-02-20 | AJ84371 | ND |
| 2018-02-20 | AJ84372 | ND |
| 2019-04-08 | AK14895 | ND |
| 2019-04-08 | AK14896 | ND |
| 2020-06-15 | AK48461 | ND |
| 2020-06-15 | AK48462 | ND |
| 2021-04-06 | AK72640 | ND |
| 2021-04-06 | AK72641 | ND |
| 2022-03-28 | AK97965 | ND |
| 2022-03-28 | AK97966 | ND |
| 2023-05-15 | AL31830 | ND |
| 2023-05-15 | AL31831 | ND |