Lower Twin Lake trout stocking
Granite County, Montana · lake · 7,025 ft elevation
Lower Twin Lake was last stocked 6 weeks ago (Sep 25, 2026). We have 2 stockings on record since Sep 30, 2025, 1 in the last 12 months (6,000 fish). Species stocked: westslope cutthroat trout.
Last stocked
6 weeks ago
Sep 25, 2026
Next planned
Not announced
Last 12 months
1 stocking
6,000 fish
On record
2 stockings
since Sep 30, 2025
- The third most stocked of 9 waters in Granite County.
- Stocked about as often as a typical Montana water on our record.
Weather at Lower Twin Lake
- Overnight29°FPartly Cloudy10% rain · wind 7 mph
- Saturday49°FMostly Sunny10% rain · wind 3 to 7 mph
- Saturday Night34°FPartly Cloudywind 5 to 13 mph
- Sunday44°FMostly Sunny7% rain · wind 5 to 13 mph
- Sunday Night28°FMostly Cloudy then Patchy Fog9% rain · wind 1 to 5 mph
- Monday42°FMostly Cloudy9% rain · wind 3 mph
Forecast from the National Weather Service for this location, refreshed hourly.
What is stocked
| Species | Stockings | Fish | Fish per stocking | Typical size |
|---|---|---|---|---|
| Westslope cutthroat trout | 2 | 12,000 | 6,000 | 2.2 in |
Stocking history
20261 stocking · 6,000 fish
| Date | Species | Fish | Size | Since previous | Hatchery |
|---|---|---|---|---|---|
Sep 25Latest Friday · 6 weeks ago | Westslope cutthroat trout | 6,000 | 1.9 in | 360 days | Washoe Park Trout Hatchery |
20251 stocking · 6,000 fish
| Date | Species | Fish | Size | Since previous | Hatchery |
|---|---|---|---|---|---|
Sep 30 Tuesday | Westslope cutthroat trout | 6,000 | 2.2 in | Washoe Park Trout Hatchery |
From Montana fish and wildlife agency reports, collected nightly and kept after the agency takes them down. Agencies revise reports; check the agency's report before you go. Seasons and limits: Montana fishing regulations.
Where is Lower Twin Lake?
Granite County, Montana. The marker is the agency's location for this water; streams are often stocked at several access points.
Stocked waters near Lower Twin Lake
- Stafford Kid's Pondlake · 14 mistocked Jun 24, 2026
- Kaiser Lakelake · 14 mistocked Sep 30, 2025
- Moose Lakelake · 16 mistocked May 24, 2026
- Heironymous Pondlake · 19 mistocked May 18, 2026
- East Fork Reservoirlake · 20 mistocked Jun 15, 2026
- Tamarack Lakelake · 21 mistocked Oct 7, 2025
- Georgetown Lakelake · 23 mistocked Sep 8, 2026
- Echo Lakelake · 25 mistocked Sep 8, 2026
All stocked waters in Granite CountyStocked this week in Montana
Questions about Lower Twin Lake
- When was Lower Twin Lake last stocked?
- The latest reported stocking was Sep 25, 2026 (westslope cutthroat trout, 6,000 fish), according to Montana agency reports.
- How often is Lower Twin Lake stocked?
- It was stocked once in the last 12 months.
- Is Lower Twin Lake stocked often?
- The third most stocked of 9 waters in Granite County. Stocked about as often as a typical Montana water on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Lower Twin Lake?
- Westslope cutthroat trout (2 stockings, 12,000 fish).