Porcupine Reservoir Fishing and Stocking
Cache County, Utah. The Utah Division of Wildlife Resources lists 7 stockings here in the latest year of its data (Lake Trout, Rainbow Trout and Splake), the most recent on Oct 28, 2026. Stocked in May and June in two or more years.
2026 Stocking
| Date | Species | Fish | Size |
|---|---|---|---|
| Oct 28, 2026 | Lake Trout | 2,072 | 5.87 in |
| Jun 24, 2026 | Splake | 1,763 | 2.71 in |
| Jun 24, 2026 | Lake Trout | 7,564 | 4.1 in |
| May 21, 2026 | Rainbow Trout | 931 | 10.96 in |
| May 19, 2026 | Rainbow Trout | 1,386 | 11.75 in |
| May 18, 2026 | Rainbow Trout | 1,120 | 11.6 in |
| May 18, 2026 | Rainbow Trout | 1,705 | 11.73 in |
2025 Stocking
| Date | Species | Fish | Size |
|---|---|---|---|
| Aug 18, 2025 | Splake | 1,764 | 3.66 in |
| Jun 1, 2025 | Lake Trout | 3,753 | 3.7 in |
| May 20, 2025 | Rainbow Trout | 1,200 | 11.86 in |
| May 19, 2025 | Rainbow Trout | 750 | 11.86 in |
2024 Stocking
| Date | Species | Fish | Size |
|---|---|---|---|
| May 15, 2024 | Rainbow Trout | 1,232 | 12.13 in |
| May 14, 2024 | Lake Trout | 7,379 | 3.19 in |
| May 9, 2024 | Rainbow Trout | 2,345 | 12.13 in |
| May 8, 2024 | Rainbow Trout | 1,764 | 12.13 in |
| May 8, 2024 | Rainbow Trout | 675 | 12.6 in |
Other Stocked Waters in Cache County
About This Data
Every row comes from the stocking information published by the Utah Division of Wildlife Resources, checked Nov 3, 2026. The agency lists this water as “PORCUPINE RES”. The full name is from the Utah Division of Wildlife Resources's own list of waters ↗. Species and sizes are given as the agency names them; a dash means the agency does not say.
More for Utah Anglers
Stocking dates and places can change without notice; check with the agency before a trip. ReelTourney is not affiliated with the Utah Division of Wildlife Resources.