Browns Lake trout stocking
Powell County, Montana · lake · 4,297 ft elevation
Browns Lake was last stocked 8 weeks ago (Sep 16, 2026). We have 5 stockings on record since Jun 24, 2025, 3 in the last 12 months (54,829 fish). Most stockings come in June and September. Species stocked: rainbow trout.
- The second most stocked of 5 waters in Powell County.
- Stocked more often than 89% of Montana waters on our record.
River conditions
Nearest USGS gage: Blackfoot R ab Nevada Cr nr Helmville MT (4 km away, on a different stream or lake).
- Flow
- 186 cfs
- about normal for the last six weeks
- Gage height
- 3.84 ft
Latest reading Nov 9, 2026, 11:45 AM UTC. USGS data are provisional. Gage page at USGS.
Weather at Browns Lake
- This Afternoon48°FSunnywind 1 mph
- Tonight20°FMostly Clearwind 1 mph
- Thursday45°FPatchy Fog then Partly Sunny6% rain · wind 0 to 7 mph
- Thursday Night20°FAreas Of Fogwind 0 to 3 mph
- Friday45°FAreas Of Fog then Mostly Sunnywind 0 to 3 mph
- Friday Night25°FMostly Cloudywind 3 mph
Forecast from the National Weather Service for this location, refreshed hourly.
When is Browns Lake stocked?
Most stockings come in June and September. Stocked 3 times in 2026, mostly in September, usually on Wednesdays, about every 78 days.
By month, all years
Year by year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | 2 | ||||||||||
| 2025 | 1 | 1 |
What is stocked
| Species | Stockings | Fish | Fish per stocking | Typical size |
|---|---|---|---|---|
| Rainbow trout | 5 | 104,111 | 20,822 | 6.0 in |
Stocking history
20263 stockings · 54,829 fish
| Date | Species | Fish | Size | Since previous | Hatchery |
|---|---|---|---|---|---|
Sep 16Latest Wednesday · 8 weeks ago | Rainbow trout | 26,692 | 6.4 in | 13 days | Giant Springs Trout Hatchery, Jocko River Trout Hatchery |
Sep 3 Thursday | Rainbow trout | 3,462 | 6.0 in | 78 days | Jocko River Trout Hatchery |
Jun 17 Wednesday | Rainbow trout | 24,675 | 3.9 in | 39 weeks | Giant Springs Trout Hatchery, Jocko River Trout Hatchery |
20252 stockings · 49,282 fish
| Date | Species | Fish | Size | Since previous | Hatchery |
|---|---|---|---|---|---|
Sep 17 Wednesday | Rainbow trout | 24,440 | 6.5 in | 85 days | Jocko River Trout Hatchery, Giant Springs Trout Hatchery |
Jun 24 Tuesday | Rainbow trout | 24,842 | 3.8 in | Jocko River Trout Hatchery, Giant 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 Browns Lake?
Powell County, Montana. The marker is the agency's location for this water; streams are often stocked at several access points.
Stocked waters near Browns Lake
- Maddie Lakelake · 6 mistocked Jun 5, 2025
- Coopers Lakelake · 9 mistocked Oct 1, 2025
- Penny Lakelake · 10 mistocked Oct 1, 2025
- Harpers Lakelake · 18 mistocked Oct 30, 2026
- Snowbank Lakelake · 20 mistocked May 29, 2026
- Cottonwood Lake, Middlelake · 21 mistocked Sep 29, 2026
- Conad Pondlake · 22 mistocked Jun 18, 2026
- Flesher Lakes 1lake · 25 mistocked May 29, 2026
All stocked waters in Powell CountyStocked this week in Montana
Questions about Browns Lake
- When was Browns Lake last stocked?
- The latest reported stocking was Sep 16, 2026 (rainbow trout, 26,692 fish), according to Montana agency reports.
- How often is Browns Lake stocked?
- Stocked 3 times in 2026, mostly in September, usually on Wednesdays, about every 78 days. Across all years on record, most stockings come in June and September.
- Is Browns Lake stocked often?
- The second most stocked of 5 waters in Powell County. Stocked more often than 89% of Montana waters on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Browns Lake?
- Rainbow trout (5 stockings, 104,111 fish).