PFOS + PFOA + PFHxS + PFNA
Firgrove Mutual Inc
11
Samples
0
Samples exceeding legal limit (MCL)
11
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 | 6.17 ppt | 11 | 11 | 2.06 ppt - 18.9 ppt |
| 2023 | N/A | 0 | 0 | N/A |
ppt = parts per trillion
State, National, and Health Guidelines for Drinking Water
ppt = parts per trillion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2022-02-09 | 4255259 | 4.93 ppt |
| 2022-02-09 | 4255273 | 2.59 ppt |
| 2022-02-09 | 4255311 | 2.89 ppt |
| 2022-02-09 | 4255266 | 17.0 ppt |
| 2022-02-09 | 4255313 | 2.30 ppt |
| 2022-02-09 | 4255313 | 2.30 ppt |
| 2022-02-09 | 4255303 | 2.06 ppt |
| 2022-07-14 | 4335591 | 2.50 ppt |
| 2022-07-14 | 4335589 | 5.50 ppt |
| 2022-07-14 | 4335590 | 18.9 ppt |
| 2022-07-14 | 4335588 | 6.90 ppt |