| Adult Chinook Query Parameters |
| Year | 2018 |
| Project | John Day |
| River Parameter | Tailrace TDG Percent |
| Critical Tailrace TDG Percent Value | 120 % |
| Calculate Exposure | Above Critical Value |
| River Parameter Data Fill | No |
| Query Dates | 3/15 - 6/15 |
| Total Run Period (Mar 20 - Jun 15) |
| Total Number of Fish Observed | 61526 |
| Percent of Total Run Analyzed [Number Observed] | 100 % [61526] |
| Tailrace TDG Percent Exposure Index | 125.56 % |
| Percent of Fish Exposed [Number Exposed] | 73.5 % [45229] |
| Number of Days Fish Exposed | 29 |
| Middle 80% of Run Period (May 8 - Jun 10) |
| Number of Fish Observed | 50648 |
| Percent of Middle 80% of Run Analyzed [Number Observed] | 100 % [50648] |
| Tailrace TDG Percent Exposure Index | 127.06 % |
| Percent of Fish Exposed [Number Exposed] | 83.6 % [42379] |
| Number of Days Fish Exposed | 26 |
| Middle 50% of Run Period (May 12 - Jun 1) |
| Number of Fish Observed | 31997 |
| Percent of Middle 50% of Run Analyzed [Number Observed] | 100 % [31997] |
| Tailrace TDG Percent Exposure Index | 129.94 % |
| Percent of Fish Exposed [Number Exposed] | 100 % [31997] |
| Number of Days Fish Exposed | 21 |
| Run Dates |
| First Day of Run | Mar 20 |
| 5% of Run passed | May 6 |
| 10% of Run passed | May 8 |
| 50% of Run passed | May 23 |
| 90% of Run passed | Jun 10 |
| 95% of Run passed | Jun 13 |
| Last Day of Run | Jun 15 |
| Date(s) When Tailrace TDG Percent Crosses 120 % |
|
May 5, Jun 3
|
