| Adult Steelhead Query Parameters |
| Year | 2020 |
| 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 | 1/1 - 12/31 |
| Total Run Period (Apr 1 - Oct 31) |
| Total Number of Fish Observed | 97452 |
| Percent of Total Run Analyzed [Number Observed] | 98.86 % [96349]1 |
| Tailrace TDG Percent Exposure Index | 106.87 % |
| Percent of Fish Exposed [Number Exposed] | 0.2 % [276] |
| Number of Days Fish Exposed | 31 |
| Middle 80% of Run Period (Jul 19 - Oct 1) |
| Number of Fish Observed | 78628 |
| Percent of Middle 80% of Run Analyzed [Number Observed] | 100 % [78628] |
| Tailrace TDG Percent Exposure Index | 106.33 % |
| Percent of Fish Exposed [Number Exposed] | 0 % [0] |
| Number of Days Fish Exposed | 0 |
| Middle 50% of Run Period (Aug 6 - Sep 21) |
| Number of Fish Observed | 50990 |
| Percent of Middle 50% of Run Analyzed [Number Observed] | 100 % [50990] |
| Tailrace TDG Percent Exposure Index | 105.05 % |
| Percent of Fish Exposed [Number Exposed] | 0 % [0] |
| Number of Days Fish Exposed | 0 |
| Run Dates |
| First Day of Run | Apr 1 |
| 5% of Run passed | Jul 11 |
| 10% of Run passed | Jul 19 |
| 50% of Run passed | Sep 8 |
| 90% of Run passed | Oct 1 |
| 95% of Run passed | Oct 11 |
| Last Day of Run | Oct 31 |
| Date(s) When Tailrace TDG Percent Crosses 120 % |
|
Apr 29, Apr 30, May 2, May 3, May 4, May 6, May 8, May 20, May 26, Jun 10, Jun 11, Jun 14, Jun 15, Jun 16, Jun 23, Jun 24
|
