Lost Creek Reservoir
Utah DWR logged 6 trout stocking dates at Lost Creek Reservoir in 2026 so far, 48,477 fish in all. The latest was on Jun 24, 2026. Utah DWR lists it as “Lost Cr Res”.
Utah DWR data pulled . Latest record in the Utah DWR data for any water: Nov 4, 2026.

Lost Creek Reservoir in numbers
- fish stocked in 2026, through Nov 6
- 48,477
- by the same date in 2025
- 44,464
- in all of 2025
- 44,464
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.
| Date | Species | Fish | Avg. length |
|---|---|---|---|
| Jun 24 | Splake3,527 fish | 3,527 | 2.71 in |
| May 19 | Rainbow trout427 fish | 427 | 11.73 in |
| May 18 | Rainbow trout1,395 fish | 1,395 | 11.73 in |
| May 18 | Rainbow trout1,395 fish | 1,395 | 11.73 in |
| May 18 | Rainbow trout1,395 fish | 1,395 | 11.73 in |
| May 18 | Rainbow trout1,395 fish | 1,395 | 11.73 in |
| May 11 | Tiger trout2,744 fish | 2,744 | 9.26 in |
| Apr 27 | Cutthroat trout7,540 fish | 7,540 | 10.03 in |
| Apr 27 | Cutthroat trout3,205 fish | 3,205 | 10.03 in |
| Apr 27 | Cutthroat trout2,900 fish | 2,900 | 10.03 in |
| Apr 22 | Kokanee salmon22,554 fish | 22,554 | 2.95 in |
| Date | Species | Fish | Avg. length |
|---|---|---|---|
| Aug 18 | Splake5,089 fish | 5,089 | 3.66 in |
| May 15 | Tiger trout2,000 fish | 2,000 | 10 in |
| May 15 | Tiger trout1,500 fish | 1,500 | 10 in |
| May 15 | Tiger trout1,500 fish | 1,500 | 10 in |
| May 15 | Rainbow trout600 fish | 600 | 11.86 in |
| May 14 | Kokanee salmon20,575 fish | 20,575 | 3.19 in |
| May 14 | Rainbow trout1,350 fish | 1,350 | 11.86 in |
| May 14 | Rainbow trout1,350 fish | 1,350 | 11.86 in |
| May 14 | Rainbow trout1,350 fish | 1,350 | 11.86 in |
| May 14 | Rainbow trout1,350 fish | 1,350 | 11.86 in |
| May 13 | Cutthroat trout4,800 fish | 4,800 | 9.68 in |
| May 8 | Cutthroat trout3,000 fish | 3,000 | 9.68 in |
| Year | Stocking dates | Fish |
|---|---|---|
| 2026 | 6 | 48,477 |
| 2025 | 5 | 44,464 |
| 2024 | 6 | 44,121 |
| 2023 | 5 | 31,389 |
| 2022 | 4 | 34,341 |
| 2021 | 7 | 35,158 |
| 2020 | 4 | 26,158 |
Trout stocked each year
2026 is outlined because the year is not over. The tallest full year is yellow.
What is stocked here
| Species | Fish | Share |
|---|---|---|
| Kokanee salmon | 100,032 | 38% |
| Cutthroat trout | 67,017 | 25% |
| Rainbow trout | 39,764 | 15% |
| Splake | 36,300 | 14% |
| Tiger trout | 20,995 | 8% |
Where it is
Map point 41.1937, -111.3872: the USGS Geographic Names Information System point for this reservoir (feature 1442972). 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 Morgan County: East Canyon Reservoir, Stoddard Slough.
Source: DWR fish stocking report, Utah Division of Wildlife Resources. Pulled . Check the agency and the current fishing rules before you go.