Chloromethane
Thomas Acres
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.
10
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 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2018-12-10 | Q1850333001 | ND |
| 2018-12-10 | Q1850333003 | ND |
| 2019-10-21 | Q1973081008 | ND |
| 2019-10-21 | Q1973081010 | ND |
| 2020-10-13 | Q2040357001 | ND |
| 2020-10-13 | Q2040357003 | ND |
| 2021-10-07 | Q2127869002 | ND |
| 2021-10-07 | Q2127869004 | ND |
| 2022-11-14 | Q2234074003 | ND |
| 2022-11-14 | Q2234074005 | ND |