Since April of 2023, the Brockway Sanitary District has sampled both entry points for PFAS each quarter. The most recent results, from April 1, 2025 are below. Results from previous PFAS samples can be found on the DNR web site at https://apps.dnr.wi.gov/dwsportalpub/DS/View/145779
To see the results, click on Other Chemical Samples, then type pfas into the filter.
Here are the sample results from April 1, 2025:
Entry Point 1
| PFBS | 7.03 | NG/L |
| PFHPA | 0 | NG/L |
| PFHXA | 0.669 | NG/L |
| PFHXS | 2.1 | NG/L |
| PFOA | 0.562 | NG/L |
| PFOS | 2.01 | NG/L |
Hazard Index 0.181
Entry Point 2
| PFBS | 10.8 | NG/L |
| PFHPA | 0.373 | NG/L |
| PFHXA | 0.767 | NG/L |
| PFHXS | 0.367 | NG/L |
| PFOA | 0.642 | NG/L |
| PFOS | 0.529 | NG/L |
Hazard Index 0.068