Nonafluoro-3,6-dioxaheptanoic acid
Alpine Estates
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 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 3 | 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 |
|---|---|---|
| 2022-06-29 | 22G0194-01-PFAS | ND |
| 2022-09-12 | 22I0610-01-PFAS | ND |
| 2022-12-12 | 22L1813-01-PFAS | ND |
| 2023-02-27 | 23C0130-01-PFAS | ND |
| 2023-06-12 | 23F1570-01-PFAS | ND |
| 2023-08-14 | 23H2033-01-PFAS | ND |