Columbia Basin Performance Measures
Adult Passage Exposure Results
| Year | 2025 |
|---|---|
| Project | McNary |
| River Parameter | Tailrace TDG Percent |
| Critical Tailrace TDG Percent Value | 120 % |
| Calculate Exposure | Above Critical Value |
| River Parameter Data Fill | No |
| Query Dates | 3/15 - 6/15 |
| Total Number of Fish Observed | 79159 |
|---|---|
| Percent of Total Run Analyzed [Number Observed] | 100 % [79159] |
| Tailrace TDG Percent Exposure Index | 120.6 % |
| Percent of Fish Exposed [Number Exposed] | 56.1 % [44453] |
| Number of Days Fish Exposed | 35 |
| Number of Fish Observed | 64345 |
|---|---|
| Percent of Middle 80% of Run Analyzed [Number Observed] | 100 % [64345] |
| Tailrace TDG Percent Exposure Index | 120.96 % |
| Percent of Fish Exposed [Number Exposed] | 63 % [40568] |
| Number of Days Fish Exposed | 20 |
| Number of Fish Observed | 41995 |
|---|---|
| Percent of Middle 50% of Run Analyzed [Number Observed] | 100 % [41995] |
| Tailrace TDG Percent Exposure Index | 120.77 % |
| Percent of Fish Exposed [Number Exposed] | 58.6 % [24629] |
| Number of Days Fish Exposed | 9 |
| First Day of Run | |
|---|---|
| 5% of Run passed | |
| 10% of Run passed | |
| 50% of Run passed | |
| 90% of Run passed | |
| 95% of Run passed | |
| Last Day of Run |