| Adult Steelhead Query Parameters | |
| Year | 2017 |
| Project | Ice Harbor |
| River Parameter | Tailrace TDG Percent |
| Critical Tailrace TDG Percent Value | 115 % |
| 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 | 61961 |
| Percent of Total Run Analyzed [Number Observed] | 99.92 % [61913]1 |
| Tailrace TDG Percent Exposure Index | 100.32 % |
| Percent of Fish Exposed [Number Exposed] | 1.8 % [1152] |
| Number of Days Fish Exposed | 80 |
| Middle 80% of Run Period (Sep 14 - Oct 13) | |
| Number of Fish Observed | 49998 |
| Percent of Middle 80% of Run Analyzed [Number Observed] | 100 % [49998] |
| Tailrace TDG Percent Exposure Index | 99.29 % |
| Percent of Fish Exposed [Number Exposed] | 0 % [0] |
| Number of Days Fish Exposed | 0 |
| Middle 50% of Run Period (Sep 22 - Oct 5) | |
| Number of Fish Observed | 31322 |
| Percent of Middle 50% of Run Analyzed [Number Observed] | 100 % [31322] |
| Tailrace TDG Percent Exposure Index | 98.64 % |
| 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 | Sep 1 |
| 10% of Run passed | Sep 14 |
| 50% of Run passed | Sep 28 |
| 90% of Run passed | Oct 13 |
| 95% of Run passed | Oct 20 |
| Last Day of Run | Oct 31 |
| Date(s) When Tailrace TDG Percent Crosses 115 % | |
| Jul 3 | |
