| PIT-Tagged Wild Spring/Summer Chinook Query Parameters | |
| Year | 2021 |
| Project | Bonneville |
| River Parameter | Temperature Tailrace |
| Critical Temperature Tailrace Value | 15 C |
| Calculate Exposure | Above Critical Value |
| River Parameter Data Fill | No |
| Query Dates | 1/1 - 12/31 |
| Total Run Period (Feb 19 - Dec 11) | |
| Total Number of Fish Observed | 3288 |
| Percent of Total Run Analyzed [Number Observed] | 99.87 % [3284]1 |
| Temperature Tailrace Exposure Index | 14.03 C |
| Percent of Fish Exposed [Number Exposed] | 12.1 % [400] |
| Number of Days Fish Exposed | 45 |
| Middle 80% of Run Period (May 5 - Jun 3) | |
| Number of Fish Observed | 2693 |
| Percent of Middle 80% of Run Analyzed [Number Observed] | 100 % [2693] |
| Temperature Tailrace Exposure Index | 13.9 C |
| Percent of Fish Exposed [Number Exposed] | 3.4 % [93] |
| Number of Days Fish Exposed | 4 |
| Middle 50% of Run Period (May 9 - May 22) | |
| Number of Fish Observed | 1682 |
| Percent of Middle 50% of Run Analyzed [Number Observed] | 100 % [1682] |
| Temperature Tailrace Exposure Index | 13.96 C |
| Percent of Fish Exposed [Number Exposed] | 0 % [0] |
| Number of Days Fish Exposed | 0 |
| Run Dates | |
| First Day of Run | Feb 19 |
| 5% of Run passed | May 4 |
| 10% of Run passed | May 5 |
| 50% of Run passed | May 16 |
| 90% of Run passed | Jun 3 |
| 95% of Run passed | Jun 9 |
| Last Day of Run | Dec 11 |
| Date(s) When Temperature Tailrace Crosses 15 C | |
| May 31 | |
