| PIT-Tagged Wild Spring/Summer Chinook Query Parameters |
| Year | 2020 |
| Project | Lower Monumental |
| 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 (Mar 24 - Dec 15) |
| Total Number of Fish Observed | 1145 |
| Percent of Total Run Analyzed [Number Observed] | 100 % [1145] |
| Tailrace TDG Percent Exposure Index | 121.25 % |
| Percent of Fish Exposed [Number Exposed] | 86.5 % [991] |
| Number of Days Fish Exposed | 40 |
| Middle 80% of Run Period (Apr 27 - May 26) |
| Number of Fish Observed | 967 |
| Percent of Middle 80% of Run Analyzed [Number Observed] | 100 % [967] |
| Tailrace TDG Percent Exposure Index | 121.7 % |
| Percent of Fish Exposed [Number Exposed] | 96.4 % [933] |
| Number of Days Fish Exposed | 29 |
| Middle 50% of Run Period (May 2 - May 18) |
| Number of Fish Observed | 635 |
| Percent of Middle 50% of Run Analyzed [Number Observed] | 100 % [635] |
| Tailrace TDG Percent Exposure Index | 121.61 % |
| Percent of Fish Exposed [Number Exposed] | 100 % [635] |
| Number of Days Fish Exposed | 17 |
| Run Dates |
| First Day of Run | Mar 24 |
| 5% of Run passed | Apr 26 |
| 10% of Run passed | Apr 27 |
| 50% of Run passed | May 7 |
| 90% of Run passed | May 26 |
| 95% of Run passed | Jun 1 |
| Last Day of Run | Dec 15 |
| Date(s) When Tailrace TDG Percent Crosses 120 % |
|
Apr 5, Apr 6, Apr 9, Apr 10, Apr 28, Jun 9, Jun 16, Jun 17, Jun 20, Jun 21
|
