Mill Hollow Reservoir
Wasatch County · Northeastern region — 9,000 ft; heavily stocked all summer.
Current conditions
Stocking
Last stocked Aug 17, 2026 — rainbow (501 fish).
| Date | Species | Quantity | Avg length |
|---|---|---|---|
| Aug 17, 2026 | rainbow | 501 | 12.4" |
| Aug 4, 2026 | rainbow | 500 | 12.53" |
| Jul 27, 2026 | tiger trout | 688 | 3.36" |
| Jul 21, 2026 | rainbow | 500 | 9.98" |
| Jul 6, 2026 | rainbow | 501 | 10.54" |
| Jul 6, 2026 | brook trout | 1,503 | 2.97" |
| Jul 6, 2026 | tiger trout | 515 | 3.27" |
| Jul 6, 2026 | tiger trout | 3,335 | 3.35" |
Species
rainbow troutbrook trouttiger trout
Forecast
This Afternoon
75°F
Partly Sunny
Tonight
57°F
Partly Cloudy
Thursday
78°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
Thursday Night
58°F
Partly Cloudy
Friday
78°F
Mostly Sunny then Chance Showers And Thunderstorms
47% precip
Friday Night
57°F
Chance Showers And Thunderstorms
36% precip
Saturday
72°F
Chance Showers And Thunderstorms
53% precip
Saturday Night
54°F
Chance Showers And Thunderstorms
41% precip