Nonafluoro-3,6-dioxaheptanoic acid
City of Forest Grove
8
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 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 4 | 0 | ND |
| 2024 | ND | 4 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2023-07-10 | K2307746-001 | ND |
| 2023-07-10 | K2307746-003 | ND |
| 2023-10-16 | K2311808-001 | ND |
| 2023-10-16 | K2311808-003 | ND |
| 2024-01-03 | K2400130-001 | ND |
| 2024-01-03 | K2400130-003 | ND |
| 2024-04-08 | K2403704-001 | ND |
| 2024-04-08 | K2403704-003 | ND |