1,1-Dichloropropene
College Place Water Department
1,1-Dichloropropene is an industrial chemical.
6
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 | ND | 1 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 4 | 0 | ND |
| 2023 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2019-09-17 | ND | |
| 2022-05-31 | 4364605 | ND |
| 2022-06-14 | 4309149 | ND |
| 2022-06-14 | 4309144 | ND |
| 2022-11-01 | 4365108 | ND |
| 2023-02-06 | 4411960 | ND |