| PIT-Tagged Wild Spring/Summer Chinook Query Parameters |
| Year | 2022 |
| Project | John Day |
| 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 4 - Nov 25) |
| Total Number of Fish Observed | 1044 |
| Percent of Total Run Analyzed [Number Observed] | 100 % [1044] |
| Tailrace TDG Percent Exposure Index | 120.4 % |
| Percent of Fish Exposed [Number Exposed] | 57.6 % [602] |
| Number of Days Fish Exposed | 41 |
| Middle 80% of Run Period (May 11 - Jul 7) |
| Number of Fish Observed | 847 |
| Percent of Middle 80% of Run Analyzed [Number Observed] | 100 % [847] |
| Tailrace TDG Percent Exposure Index | 121.64 % |
| Percent of Fish Exposed [Number Exposed] | 71 % [602] |
| Number of Days Fish Exposed | 41 |
| Middle 50% of Run Period (May 20 - Jun 8) |
| Number of Fish Observed | 533 |
| Percent of Middle 50% of Run Analyzed [Number Observed] | 100 % [533] |
| Tailrace TDG Percent Exposure Index | 121.87 % |
| Percent of Fish Exposed [Number Exposed] | 85.9 % [458] |
| Number of Days Fish Exposed | 18 |
| Run Dates |
| First Day of Run | Apr 4 |
| 5% of Run passed | May 6 |
| 10% of Run passed | May 11 |
| 50% of Run passed | May 29 |
| 90% of Run passed | Jul 7 |
| 95% of Run passed | Aug 10 |
| Last Day of Run | Nov 25 |
| Date(s) When Tailrace TDG Percent Crosses 120 % |
|
May 19, May 22, May 23, May 24, May 25, Jul 1
|
