| PIT-Tagged Wild Spring/Summer Chinook Query Parameters |
| Year | 2019 |
| Project | Ice Harbor |
| 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 8 - Jul 27) |
| Total Number of Fish Observed | 1410 |
| Percent of Total Run Analyzed [Number Observed] | 100 % [1410] |
| Tailrace TDG Percent Exposure Index | 120.93 % |
| Percent of Fish Exposed [Number Exposed] | 55.7 % [786] |
| Number of Days Fish Exposed | 29 |
| Middle 80% of Run Period (Apr 16 - May 12) |
| Number of Fish Observed | 1148 |
| Percent of Middle 80% of Run Analyzed [Number Observed] | 100 % [1148] |
| Tailrace TDG Percent Exposure Index | 121 % |
| Percent of Fish Exposed [Number Exposed] | 59.5 % [684] |
| Number of Days Fish Exposed | 11 |
| Middle 50% of Run Period (Apr 21 - May 1) |
| Number of Fish Observed | 723 |
| Percent of Middle 50% of Run Analyzed [Number Observed] | 100 % [723] |
| Tailrace TDG Percent Exposure Index | 122.06 % |
| Percent of Fish Exposed [Number Exposed] | 89.9 % [650] |
| Number of Days Fish Exposed | 9 |
| Run Dates |
| First Day of Run | Apr 8 |
| 5% of Run passed | Apr 15 |
| 10% of Run passed | Apr 16 |
| 50% of Run passed | Apr 26 |
| 90% of Run passed | May 12 |
| 95% of Run passed | May 22 |
| Last Day of Run | Jul 27 |
| Date(s) When Tailrace TDG Percent Crosses 120 % |
|
Apr 9, Apr 13, Apr 21, Apr 30, May 8, May 10, May 15, May 22, May 30, Jun 7
|
