Twin Lakes Big fish stocking
Okanogan County, Washington
Twin Lakes Big in Okanogan County, Washington was last stocked on May 14, 2026 with 5,000 rainbow trout fry from Chelan Hatchery. Across the 5 years shown here, WDFW released 28,165 fish in 8 separate stockings. Stockings here are most common in April and May.
When Twin Lakes Big gets fish
Stocking history
Washington reports the exact release date. Sizes for Washington are estimated from the reported fish-per-pound.
2026 · 5,000 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Rainbow Trout | 5,000 | 3.1″ | Fry |
2025 · 5,000 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Rainbow Trout | 5,000 | 3.2″ | Fry |
2024 · 5,550 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Rainbow Trout | 5,000 | 3.4″ | Fry | |
| Rainbow Trout | 550 | 12.9″ | Catchable |
2023 · 6,325 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Rainbow Trout | 5,000 | 3″ | Fry | |
| Rainbow Trout | 1,325 | 11.9″ | Catchable |
2022 · 6,290 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Rainbow Trout | 5,000 | 3.2″ | Fry | |
| Rainbow Trout | 1,290 | 9.7″ | Catchable |
Frequently asked questions
When was Twin Lakes Big last stocked?
WDFW records show Twin Lakes Big was last stocked on May 14, 2026 (about 5 months ago), with 5,000 rainbow trout fry.
What fish are stocked in Twin Lakes Big?
Twin Lakes Big has been stocked with rainbow trout in the years shown here (2022–2026).
When does Twin Lakes Big usually get stocked?
Most fish have been stocked in April and May. Exact dates change from year to year, so check back or see WDFW's official stocking page.
Do I need a license to fish Twin Lakes Big?
Yes, anglers generally need a valid Washington fishing license. Check the current Washington fishing regulations for seasons, limits and any special rules for Twin Lakes Big.
Other stocked waters in Okanogan County
Bonaparte Lake
Molson Lake
Patterson Lake
Sidley Lake
Aeneas Lake
Blue Lake (T37)
All 75 stocked waters in Okanogan County →
Source: WDFW Fish Plants (data.wa.gov). Stocked Lakes is not affiliated with Washington Department of Fish and Wildlife. Spot a problem? Let us know.