About this water
Big Soos Creek is in King County, Washington. State records show it stocked 644 times between 2000 and 2026. The most-stocked species are chinook salmon, coho salmon and steelhead. 83,469,077 chinook salmon have gone in across 392 releases.
Boat access nearby
One mapped launch sits within 2 miles of Big Soos Creek. Ramp data comes from the USGS national boat-ramp inventory.
- Soos CreekGreen RiverPublic
Stocking history
644 recorded stockings
| Date | Species | Number | Size | Hatchery |
|---|---|---|---|---|
| Jul 21, 2026 | Coho · Green River | 443,463 | — | Soos Creek Hatchery |
| Jul 10, 2026 | Coho · Green River | 122,000 | — | Soos Creek Hatchery |
| Jul 10, 2026 | Coho · Green River | 130,000 | — | Soos Creek Hatchery |
| May 12, 2026 | Chinook · Big Soos Creek | 501,866 | — | Soos Creek Hatchery |
| May 12, 2026 | Chinook · Big Soos Creek | 499,592 | — | Soos Creek Hatchery |
| May 11, 2026 | Chinook · Big Soos Creek | 407,831 | — | Soos Creek Hatchery |
| May 11, 2026 | Chinook · Big Soos Creek | 36,000 | — | Soos Creek Hatchery |
| May 11, 2026 | Chinook · Big Soos Creek | 28,008 | — | Soos Creek Hatchery |
| May 11, 2026 | Chinook · Big Soos Creek | 183,863 | — | Soos Creek Hatchery |
| May 11, 2026 | Chinook · Big Soos Creek | 28,000 | — | Soos Creek Hatchery |
| May 11, 2026 | Chinook · Big Soos Creek | 103,062 | — | Soos Creek Hatchery |
| May 11, 2026 | Chinook · Big Soos Creek | 36,000 | — | Soos Creek Hatchery |
Showing the 12 most recent of 644. Stocking records for Big Soos Creek published by Washington Department of Fish and Wildlife. Stocking does not guarantee fish are present. Check current regulations and access before you go. See the full Washington stocking report.


