Union Flat Creek
WDFW logged 1 trout stocking date at Union Flat Creek in 2026 so far, 500 fish in all. The latest was on May 20, 2026. WDFW lists it as “Union Flat Cr 34.0161”.
WDFW data pulled . Latest record in the WDFW data for any water: Nov 4, 2026.

Union Flat Creek in numbers
- fish stocked in 2026, through Nov 6
- 500
- by the same date in 2025
- 500
- in all of 2025
- 500
Every stocking record
Every trout and kokanee release WDFW lists for this water in the last two years, newest first, then yearly totals since 2021. Counts include fry and fingerlings as well as catchable trout: WDFW calls catchable fish “legals”. Fish per pound is WDFW’s figure for each release; fewer fish per pound means bigger fish.
| Date | Species | Fish | Life stage | Fish per lb |
|---|---|---|---|---|
| May 20 | Rainbow trout500 fish · Legals | 500 | Legals | 2.5 |
| Date | Species | Fish | Life stage | Fish per lb |
|---|---|---|---|---|
| May 28 | Rainbow trout500 fish · Legals | 500 | Legals | 2.5 |
| Year | Stocking dates | Fish |
|---|---|---|
| 2026 | 1 | 500 |
| 2025 | 1 | 500 |
| 2024 | 1 | 500 |
| 2023 | 1 | 500 |
| 2022 | 1 | 500 |
| 2021 | 1 | 500 |
Trout stocked each year
2026 is outlined because the year is not over. The tallest full year is yellow. Counts include fry and fingerlings.
What is stocked here
| Species | Fish | Share |
|---|---|---|
| Rainbow trout | 3,000 | 100% |
No single map point is given for this water in the USGS names database, so no map is shown.
Also in Whitman County: Rock Lake, Pampa Pond, Gilcrest Pond, Garfield Pond, Riparia Pond.
Source: WDFW Fish Plants dataset, data.wa.gov, Washington Department of Fish and Wildlife. Pulled . Check the agency and the current fishing rules before you go.