| Adult Chinook Query Parameters |
| Year | 2022 |
| 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 | 3/15 - 6/15 |
| Total Run Period (Apr 1 - Jun 15) |
| Total Number of Fish Observed | 61801 |
| Percent of Total Run Analyzed [Number Observed] | 100 % [61801] |
| Tailrace TDG Percent Exposure Index | 118.52 % |
| Percent of Fish Exposed [Number Exposed] | 38.8 % [24010] |
| Number of Days Fish Exposed | 25 |
| Middle 80% of Run Period (May 4 - Jun 1) |
| Number of Fish Observed | 50227 |
| Percent of Middle 80% of Run Analyzed [Number Observed] | 100 % [50227] |
| Tailrace TDG Percent Exposure Index | 118.35 % |
| Percent of Fish Exposed [Number Exposed] | 36.2 % [18191] |
| Number of Days Fish Exposed | 11 |
| Middle 50% of Run Period (May 8 - May 22) |
| Number of Fish Observed | 31091 |
| Percent of Middle 50% of Run Analyzed [Number Observed] | 100 % [31091] |
| Tailrace TDG Percent Exposure Index | 118.33 % |
| Percent of Fish Exposed [Number Exposed] | 43.7 % [13591] |
| Number of Days Fish Exposed | 5 |
| Run Dates |
| First Day of Run | Apr 1 |
| 5% of Run passed | May 2 |
| 10% of Run passed | May 4 |
| 50% of Run passed | May 15 |
| 90% of Run passed | Jun 1 |
| 95% of Run passed | Jun 8 |
| Last Day of Run | Jun 15 |
| Date(s) When Tailrace TDG Percent Crosses 120 % |
|
May 8, May 10, May 18, May 21, May 27
|
