reservoir
Neffs Reservoir — Thousand Lake Mtn
Fairconditions
27°todayMostly Clear
Today’s report
Neffs Reservoir — Thousand Lake Mtn is a fair bet today. The DWR last stocked Arctic grayling (403 fish) on September 10. Overnight's forecast: mostly clear, 27°F.
- calm, fishable weather
Current conditions
Stocking
Last stocked Sep 10, 2026 — Arctic grayling (403 fish).
| Date | Species | Quantity | Avg length |
|---|---|---|---|
| Sep 10, 2026 | Arctic grayling | 403 | 1.83" |
| Jul 14, 2026 | brook trout | 200 | 2.93" |
| Jun 24, 2025 | brook trout | 201 | 2.97" |
| Jun 25, 2024 | brook trout | 195 | 2.62" |
| Aug 29, 2023 | brook trout | 200 | 3.75" |
| Jul 11, 2023 | splake (lake × brook trout hybrid) | 293 | 2.44" |
Best time to fish Neffs Reservoir — Thousand Lake Mtn
The DWR has stocked Neffs Reservoir — Thousand Lake Mtn 6 times over the last 2 seasons, and 83% of those plants landed in June through August — the freshest fish and the easiest bite usually follow within a week or two of a stocking.
Species
Location
Nearby waters (within ~25 mi):
Tidwell ReservoirSevier CountyFairU M CreekSevier CountyFairMill Meadow ReservoirSevier CountyFairForsyth ReservoirSevier CountyFairFloating Island — Thousand Lake MtnSevier CountyFairMeeks Lake — Thousand Lake MtnSevier CountyFairMorrell Pond — Thousand Lake MtnSevier CountyFairFremont RiverWayne CountyWarning
Guides & shops for this water
From our independent directory — no booking relationship.
Regulations
No water-specific rules listed for this water in the current Utah Fishing Guidebook — statewide general rules and daily limits apply (trout limit 4, combined). Verify in the current guidebook before you fish.
This week’s weather
Overnight
27°F
Mostly Clear
Friday
43°F
Sunny
Friday Night
28°F
Mostly Clear
Saturday
44°F
Sunny
Saturday Night
31°F
Partly Cloudy
Sunday
42°F
Partly Sunny
Sunday Night
31°F
Partly Cloudy
Monday
42°F
Mostly Sunny
Monday Night
32°F
Partly Cloudy then Slight Chance Light Rain
23% precip
Tuesday
39°F
Rain And Snow Likely
68% precip