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Emery County

Millsite Reservoir

Utah DWR logged 3 trout stocking dates at Millsite Reservoir in 2026 so far, 16,854 fish in all. The latest was on Jul 21, 2026. Utah DWR lists it as “Millsite Res”.

Utah DWR data pulled . Latest record in the Utah DWR data for any water: Nov 4, 2026.

A lake with trees and mountains
Photo: 12019, Pixabay License, Pixabay

Millsite Reservoir in numbers

fish stocked in 2026, through Nov 6
16,854
by the same date in 2025
20,027
in all of 2025
20,027
Stocking log

Every stocking record

Counts include small fish (fingerlings) as well as catchable trout; the average length tells them apart. Every trout release Utah DWR lists for this water in the last two years, newest first, then yearly totals since 2020. Average length is the figure DWR gives for each batch.

Last stocked, Jul 21, 20265,004Splake, avg 2.71 in
2026 · 16,854 fish on 3 dates
DateSpeciesFishAvg. length
Jul 21Splake5,004 fish5,0042.71 in
May 12Tiger trout4,950 fish4,9502.96 in
Mar 24Rainbow trout3,900 fish3,9009.95 in
Mar 24Rainbow trout3,000 fish3,0009.95 in
2025 · 20,027 fish on 4 dates
DateSpeciesFishAvg. length
Oct 27Cutthroat trout3,990 fish3,9902.32 in
Jul 23Splake10,031 fish10,0313.55 in
Mar 13Rainbow trout2,563 fish2,56310.31 in
Mar 6Rainbow trout3,443 fish3,44310.43 in
Every year since 2020
YearStocking datesFish
2026316,854
2025420,027
2024729,684
2023320,114
2022313,416
2021217,187
2020211,071
2020 – 2026

Trout stocked each year

2026 is outlined because the year is not over. The tallest full year is yellow.

  1. 11k2020: 11,071 fish
  2. 17k2021: 17,187 fish
  3. 13k2022: 13,416 fish
  4. 20k2023: 20,114 fish
  5. 30k2024: 29,684 fish
  6. 20k2025: 20,027 fish
  7. 17k2026: 16,854 fish

What is stocked here

All records since 2020
SpeciesFishShare
Splake43,67634%
Rainbow trout42,93133%
Cutthroat trout27,09721%
Tiger trout14,64911%

Open on a map

Map point 39.0993, -111.1973: the USGS Geographic Names Information System point for this reservoir (feature 1447754). It marks the water, not a parking lot or a boat launch.

Closest waters on this site

Straight-line distance between USGS map points, not driving distance.

Also in Emery County: Huntington North Reservoir, Joes Valley Reservoir, Potters No 1, Potters No 2, Wrigley Spring Reservoir, Cleveland Reservoir, Electric Lake, Hinkins Pond.

Source: DWR fish stocking report, Utah Division of Wildlife Resources. Pulled . Check the agency and the current fishing rules before you go.

Near Millsite Reservoir

Boat access, bait shops, rentals and places to stay within 10 miles. Distances are straight lines from the map point of the water, not driving distance.

Bait and tackleNone in 10 mi
Boat rentalNone in 10 mi
CampgroundNone in 10 mi
Lodging3.5mi

Lodging

nearest 3
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Businesses: Overture Maps Foundation open places data (release 2026-10-21.0, pulled 2026-11-06), from the businesses’ public listings. We have not visited them and do not rank them. Hours and services change, so call ahead.