| Adult Steelhead Query Parameters |
| Year | 2021 |
| Project | The Dalles |
| 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 (Apr 2 - Oct 31) |
| Total Number of Fish Observed | 62532 |
| Percent of Total Run Analyzed [Number Observed] | 100 % [62532] |
| Temperature Tailrace Exposure Index | 19.92 C |
| Percent of Fish Exposed [Number Exposed] | 97.9 % [61278] |
| Number of Days Fish Exposed | 142 |
| Middle 80% of Run Period (Aug 9 - Oct 6) |
| Number of Fish Observed | 50479 |
| Percent of Middle 80% of Run Analyzed [Number Observed] | 100 % [50479] |
| Temperature Tailrace Exposure Index | 20.2 C |
| Percent of Fish Exposed [Number Exposed] | 100 % [50479] |
| Number of Days Fish Exposed | 59 |
| Middle 50% of Run Period (Aug 30 - Sep 23) |
| Number of Fish Observed | 33001 |
| Percent of Middle 50% of Run Analyzed [Number Observed] | 100 % [33001] |
| Temperature Tailrace Exposure Index | 20.2 C |
| Percent of Fish Exposed [Number Exposed] | 100 % [33001] |
| Number of Days Fish Exposed | 25 |
| Run Dates |
| First Day of Run | Apr 2 |
| 5% of Run passed | Jul 17 |
| 10% of Run passed | Aug 9 |
| 50% of Run passed | Sep 11 |
| 90% of Run passed | Oct 6 |
| 95% of Run passed | Oct 13 |
| Last Day of Run | Oct 31 |
| Date(s) When Temperature Tailrace Crosses 15 C |
|
Jun 1, Oct 24
|
