| Adult Steelhead Query Parameters | |
| Year | 2020 |
| 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 | 1/1 - 12/31 |
| Total Run Period (Apr 1 - Oct 31) | |
| Total Number of Fish Observed | 76079 |
| Percent of Total Run Analyzed [Number Observed] | 97.5 % [74178]1 |
| Tailrace TDG Percent Exposure Index | 104.01 % |
| Percent of Fish Exposed [Number Exposed] | 0 % [39] |
| Number of Days Fish Exposed | 24 |
| Middle 80% of Run Period (Jul 30 - Oct 14) | |
| Number of Fish Observed | 61619 |
| Percent of Middle 80% of Run Analyzed [Number Observed] | 100 % [61619] |
| Tailrace TDG Percent Exposure Index | 102.79 % |
| Percent of Fish Exposed [Number Exposed] | 0 % [0] |
| Number of Days Fish Exposed | 0 |
| Middle 50% of Run Period (Sep 6 - Oct 1) | |
| Number of Fish Observed | 38947 |
| Percent of Middle 50% of Run Analyzed [Number Observed] | 100 % [38947] |
| Tailrace TDG Percent Exposure Index | 100.51 % |
| Percent of Fish Exposed [Number Exposed] | 0 % [0] |
| Number of Days Fish Exposed | 0 |
| Run Dates | |
| First Day of Run | Apr 1 |
| 5% of Run passed | Jul 21 |
| 10% of Run passed | Jul 30 |
| 50% of Run passed | Sep 21 |
| 90% of Run passed | Oct 14 |
| 95% of Run passed | Oct 18 |
| Last Day of Run | Oct 31 |
| Date(s) When Tailrace TDG Percent Crosses 120 % | |
| May 11, Jun 16 | |
