Chlorodifluoromethane
Vanderheyden Hall Inc.
4
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 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | 1.05 ppb | 1 | 1 | 1.05 ppb |
| 2022 | 0.887 ppb | 3 | 3 | 0.720 ppb - 1.08 ppb |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2021-12-21 | JH2111543 | 1.05 ppb |
| 2022-03-02 | JH2201684 | 0.720 ppb |
| 2022-05-02 | JH2203194 | 0.860 ppb |
| 2022-11-01 | JH2209371 | 1.08 ppb |