Montana stocking report
Swanson Lake
1 record Last stocked: June 12, 1950
The short answer
Swanson Lake was last stocked on June 12, 1950: 150,000 Arctic Grayling.
Location map
Swanson Lake location context
Swanson LakeLewis and Clark County Willow Creek ReservoirLewis and Clark County Nilan ReservoirLewis and Clark County Wood LakeLewis and Clark County Helena Valley Regulating ReservoirLewis and Clark County
Pins use the finest location published with the stocking record. County-level pins show area context, not an exact access point; confirm access and directions with the official agency source.
Agency records
Full stocking history
| Date | Species | Fish | Size | Hatchery |
|---|---|---|---|---|
| June 12, 1950 | Arctic Grayling | 150,000 | Giant Springs Trout Hatchery |
Records shown exactly as published by Montana Fish, Wildlife & Parks. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.
Data source: Montana Fish, Wildlife & Parks. Last updated: .
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