Chloromethane
Sinclairville Village
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.
7
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 | 1 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 1 | 0 | ND |
| 2022 | 1.75 ppb | 2 | 2 | 1.60 ppb - 1.90 ppb |
| 2023 | 1.97 ppb | 3 | 3 | 1.10 ppb - 2.50 ppb |
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 |
|---|---|---|
| 2018-03-26 | POCS 18 SINCLAIRVILL | ND |
| 2021-08-23 | POC 21 SINCLAIRVILLE | ND |
| 2022-07-27 | POC Q3 22 SINC | 1.90 ppb |
| 2022-11-22 | Q4 22 POC SINC | 1.60 ppb |
| 2023-02-22 | Q1 23 POC SINC | 1.10 ppb |
| 2023-06-21 | Q2 23 POC SINC | 2.30 ppb |
| 2023-11-01 | Q4 23 POC SINC | 2.50 ppb |