| Adult Chinook Query Parameters |
| Year | 2021 |
| Project | The Dalles |
| 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 | 73921 |
| Percent of Total Run Analyzed [Number Observed] | 100 % [73921] |
| Tailrace TDG Percent Exposure Index | 118.66 % |
| Percent of Fish Exposed [Number Exposed] | 22.5 % [16679] |
| Number of Days Fish Exposed | 10 |
| Middle 80% of Run Period (Apr 30 - Jun 10) |
| Number of Fish Observed | 61171 |
| Percent of Middle 80% of Run Analyzed [Number Observed] | 100 % [61171] |
| Tailrace TDG Percent Exposure Index | 118.86 % |
| Percent of Fish Exposed [Number Exposed] | 27.2 % [16679] |
| Number of Days Fish Exposed | 10 |
| Middle 50% of Run Period (May 4 - May 30) |
| Number of Fish Observed | 38472 |
| Percent of Middle 50% of Run Analyzed [Number Observed] | 100 % [38472] |
| Tailrace TDG Percent Exposure Index | 119.25 % |
| Percent of Fish Exposed [Number Exposed] | 37.1 % [14308] |
| Number of Days Fish Exposed | 7 |
| Run Dates |
| First Day of Run | Apr 1 |
| 5% of Run passed | Apr 27 |
| 10% of Run passed | Apr 30 |
| 50% of Run passed | May 14 |
| 90% of Run passed | Jun 10 |
| 95% of Run passed | Jun 13 |
| Last Day of Run | Jun 15 |
| Date(s) When Tailrace TDG Percent Crosses 120 % |
|
May 6, May 7, May 11, May 17, May 31, Jun 3
|
