Rainbow Trout Stocked · 14 plants · last June 23, 2026 Best: dawn, dusk Miller Flat Reservoir fishing
Miller Flat Reservoir fishing is stocked with Rainbow Trout and Brook Trout on a reservoir. Also recorded: Cutthroat Trout. It is stocked about 2.2 times a year since 2016, most often in June and July. Species guides list dawn and dusk for Rainbow Trout and dawn, day, and dusk for Brook Trout.
- Last stocked
- July 20, 2026
- · Brook Trout
- Plants on record
- 24
- Since 2016
- Species stocked
- 2 (+1 also recorded)
- Average size
- 3.7 in
- Elevation
- 8,468 ft
Fish at Miller Flat Reservoir
Around the dates Miller Flat Reservoir is stocked, Open-Meteo's 2016-2025 archive puts mean air temperature at 56.5°F in June, 64.7°F in July, 62.3°F in August. That is air temperature at these coordinates, not water temperature. Open-Meteo
Rainbow Trout Stocked · 14 plants · last June 23, 2026 Best: dawn, dusk 
Brook Trout Stocked · 10 plants · last July 20, 2026 Best: dawn, day, dusk 
Cutthroat Trout Confirmed present Visitors enjoy fishing at Miller Flat Reservoir, which is a 162-acre reservoir located in a high mountain valley. The Department of Wildlife Resources of Utah (DWR) stocks this reservoir with Rainbow Trout, making it a place where fishing is a recreation opportunity. (fs.usda.gov, accessed October 5, 2026)(fs.usda.gov, accessed October 5, 2026)
Drafted by AI from the cited sources and checked before publishing.
How Miller Flat Reservoir is stocked
Joes Valley Reservoir (17 mi), Scofield Reservoir (18.5 mi), and Huntington North Reservoir (21 mi) were stocked more recently. Joes Valley Reservoir is also stocked with Brook Trout and Rainbow Trout, Scofield Reservoir is also stocked with Rainbow Trout, and Huntington North Reservoir is also stocked with Rainbow Trout.
Fish stocked in 2016
20,736
Fish stocked in 2017
21,248
Fish stocked in 2018
20,670
Fish stocked in 2019
24,690
Fish stocked in 2020
29,839
Fish stocked in 2021
520
Fish stocked in 2022
40,508
Fish stocked in 2023
20,833
Fish stocked in 2024
20,875
Fish stocked in 2025
20,480
Fish stocked in 2026
27,000
Stocking history
| Date | Species | Quantity | Avg. length | Source |
|---|---|---|---|---|
| July 20, 2026 | Brook Trout | 516 | 3.11 in | report |
| June 29, 2026 | Brook Trout | 6,399 | 3.62 in | report |
| June 23, 2026 | Rainbow Trout | 20,085 | 2.9 in | report |
| July 15, 2025 | Brook Trout | 500 | 3.48 in | report |
| June 11, 2025 | Rainbow Trout | 9,990 | 4.37 in | report |
| June 11, 2025 | Rainbow Trout | 9,990 | 4.37 in | report |
| August 6, 2024 | Brook Trout | 500 | 3.31 in | report |
| July 11, 2024 | Rainbow Trout | 20,375 | 3.13 in | report |
| July 26, 2023 | Brook Trout | 503 | 2.98 in | report |
| June 28, 2023 | Rainbow Trout | 2,000 | 2.91 in | report |
| June 28, 2023 | Rainbow Trout | 4,230 | 5.59 in | report |
| June 28, 2023 | Rainbow Trout | 14,100 | 5.59 in | report |
| July 11, 2022 | Rainbow Trout | 40,000 | 3.1 in | report |
| June 29, 2022 | Brook Trout | 508 | 2.95 in | report |
| June 30, 2021 | Brook Trout | 520 | 2.68 in | report |
| July 17, 2020 | Brook Trout | 1,500 | 3.75 in | report |
| June 25, 2020 | Brook Trout | 499 | 2.6 in | report |
| June 3, 2020 | Rainbow Trout | 27,840 | 3.05 in | report |
| June 27, 2019 | Rainbow Trout | 24,690 | 3.02 in | report |
| July 18, 2018 | Brook Trout | 541 | 3.09 in | report |
| June 27, 2018 | Rainbow Trout | 20,129 | 3.38 in | report |
| June 12, 2017 | Rainbow Trout | 21,248 | 4.75 in | report |
| June 8, 2016 | Rainbow Trout | 13,824 | 5.44 in | report |
| June 8, 2016 | Rainbow Trout | 6,912 | 5.44 in | report |
Access and facts
- Water type
- reservoir
- Nearest town
- Fairview
- Shore access
- Yes
- Float tube friendly
- Yes
- Facilities
- camping, restrooms
From Fairview take UT-31 about 18 miles, turn right onto Millers Flat Road #50014 and follow it about 4 miles. DWR says small boats, pontoons and float tubes can be hand-launched at many spots. The Forest Service campground has vault toilets, fire rings and a nightly fee.
Drafted by AI from the cited sources and checked before publishing.
Advisories, closures, regulations and water conditions change. Check the Utah Division of Wildlife Resources before you go.
About Miller Flat Reservoir
Nearest lakes
Camping near Miller Flat Reservoir
Campgrounds within 15 miles of Miller Flat Reservoir's mapped point, nearest first: Miller Flat Reservoir Campground (1.1 miles), Lake Canyon Rec Area camping (2.6 miles), The Chute Group Campground (4.1 miles), The Bridges Campground (4.3 miles), and Forks of Huntington Campground (5.2 miles), each with its own campground page on campgroundsdb.com.
Straight-line distances.
Public land at Miller Flat Reservoir
Miller Flat Reservoir is 0.2 miles outside the edge of Manti-La Sal National Forest.
Boundaries from Public Lands DB, part of the same network.
Common questions
What fish are at Miller Flat Reservoir?
Fishing Miller Flat Reservoir usually means Rainbow Trout: Rainbow Trout accounts for 14 of 24 plants on record, ahead of Brook Trout. Rainbow Trout was last stocked June 23, 2026, averaging 4.1 in. Brook Trout was last stocked July 20, 2026, averaging 3.2 in. Cutthroat Trout is recorded here outside the stocking reports.
When is Miller Flat Reservoir stocked?
Last stocked July 20, 2026. It is stocked about 2.2 times a year since 2016, most often in June and July.
How big are the fish stocked at Miller Flat Reservoir?
Stocked fish average 3.7 in. Rainbow Trout average 4.1 in. Brook Trout average 3.2 in.
How do you get on Miller Flat Reservoir?
Shore fishing is available and it is float tube friendly. The nearest town is Fairview. Facilities include camping and restrooms. From Fairview take UT-31 about 18 miles, turn right onto Millers Flat Road #50014 and follow it about 4 miles. DWR says small boats, pontoons and float tubes can be hand-launched at many spots. The Forest Service campground has vault toilets, fire rings and a nightly fee.
Which lakes near Miller Flat Reservoir were stocked more recently?
Joes Valley Reservoir (17 mi), Scofield Reservoir (18.5 mi), and Huntington North Reservoir (21 mi) were stocked more recently. Joes Valley Reservoir is also stocked with Brook Trout and Rainbow Trout, Scofield Reservoir is also stocked with Rainbow Trout, and Huntington North Reservoir is also stocked with Rainbow Trout.