Carpenter Reservoir trout stocking
Fergus County, Montana · lake · 3,576 ft elevation
Carpenter Reservoir was last stocked 5 months ago (May 28, 2026). We have 2 stockings on record since Jul 9, 2025, 1 in the last 12 months (990 fish). Species stocked: rainbow trout.
Last stocked
5 months ago
May 28, 2026
Next planned
Not announced
Last 12 months
1 stocking
990 fish
On record
2 stockings
since Jul 9, 2025
- Number 7 of 18 stocked waters in Fergus County by stocking days.
- Stocked about as often as a typical Montana water on our record.
Weather at Carpenter Reservoir
- Tonight30°FMostly Clearwind 1 to 7 mph
- Thursday55°FMostly Sunnywind 5 to 9 mph
- Thursday Night33°FPartly Cloudywind 9 to 13 mph
- Friday56°FSunnywind 7 to 10 mph
- Friday Night42°FPartly Cloudywind 9 to 17 mph
- Saturday61°FMostly Sunnywind 5 to 13 mph
Forecast from the National Weather Service for this location, refreshed hourly.
What is stocked
| Species | Stockings | Fish | Fish per stocking | Typical size |
|---|---|---|---|---|
| Rainbow trout | 2 | 1,999 | 1,000 | 5.5 in |
Stocking history
20261 stocking · 990 fish
| Date | Species | Fish | Size | Since previous | Hatchery |
|---|---|---|---|---|---|
May 28Latest Thursday | Rainbow trout | 990 | 4.1 in | 323 days | Big Springs Trout Hatchery |
20251 stocking · 1,009 fish
| Date | Species | Fish | Size | Since previous | Hatchery |
|---|---|---|---|---|---|
Jul 9 Wednesday | Rainbow trout | 1,009 | 5.5 in | Big Springs 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 Carpenter Reservoir?
Fergus County, Montana. The marker is the agency's location for this water; streams are often stocked at several access points.
Stocked waters near Carpenter Reservoir
- Kingsbury Pondlake · 5 mistocked Jul 1, 2025
- Holgate Reservoirlake · 6 mistocked Jun 8, 2026
- Wolf Crk Ranch Pond, Upperlake · 9 mistocked May 28, 2026
- Barta Pondlake · 23 mistocked Jul 9, 2025
All stocked waters in Fergus CountyStocked this week in Montana
Questions about Carpenter Reservoir
- When was Carpenter Reservoir last stocked?
- The latest reported stocking was May 28, 2026 (rainbow trout, 990 fish), according to Montana agency reports.
- How often is Carpenter Reservoir stocked?
- It was stocked once in the last 12 months.
- Is Carpenter Reservoir stocked often?
- Number 7 of 18 stocked waters in Fergus County by stocking days. 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 Carpenter Reservoir?
- Rainbow trout (2 stockings, 1,999 fish).