| PIT-Tagged Wild Spring/Summer Chinook Query Parameters |
| Year | 2018 |
| Project | McNary |
| 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 1 - Dec 1) |
| Total Number of Fish Observed | 3895 |
| Percent of Total Run Analyzed [Number Observed] | 100 % [3895] |
| Tailrace TDG Percent Exposure Index | 121.37 % |
| Percent of Fish Exposed [Number Exposed] | 35.1 % [1368] |
| Number of Days Fish Exposed | 33 |
| Middle 80% of Run Period (Apr 22 - May 25) |
| Number of Fish Observed | 3164 |
| Percent of Middle 80% of Run Analyzed [Number Observed] | 100 % [3164] |
| Tailrace TDG Percent Exposure Index | 121.92 % |
| Percent of Fish Exposed [Number Exposed] | 39.6 % [1255] |
| Number of Days Fish Exposed | 21 |
| Middle 50% of Run Period (Apr 29 - May 11) |
| Number of Fish Observed | 1999 |
| Percent of Middle 50% of Run Analyzed [Number Observed] | 100 % [1999] |
| Tailrace TDG Percent Exposure Index | 120.31 % |
| Percent of Fish Exposed [Number Exposed] | 31.9 % [638] |
| Number of Days Fish Exposed | 6 |
| Run Dates |
| First Day of Run | Apr 1 |
| 5% of Run passed | Apr 19 |
| 10% of Run passed | Apr 22 |
| 50% of Run passed | May 3 |
| 90% of Run passed | May 25 |
| 95% of Run passed | Jun 23 |
| Last Day of Run | Dec 1 |
| Date(s) When Tailrace TDG Percent Crosses 120 % |
|
Apr 25, Apr 26, May 6, Jun 7
|
