Stocking Report
Rainbow Trout stocking in Utah
40,677 recorded stockings, 425 waters, averaging 9.65" at release, from Utah Division of Wildlife Resources records. Every water links to its own page.
Latest recorded stocking: Oct 2, 2026
When rainbow trout goes in
63% of recorded stockings happen from April through July.
- 1%Jan
- 2%Feb
- 5%Mar
- 9%Apr
- 19%May
- 20%Jun
- 15%Jul
- 8%Aug
- 8%Sep
- 9%Oct
- 4%Nov
- 1%Dec
Share of all recorded rainbow trout stockings in Utah, by calendar month. Stocking does not guarantee fish are present. Check current regulations and access before you go.
States run two very different stocking calendars. We looked at all 114,145 records to work out why.
Where rainbow trout gets stocked in Utah
| Water | County | Stockings | Fish | Last recorded |
|---|---|---|---|---|
| ROCK CR | Not reported | 81 | 1,236,778 | Aug 6, 2024 |
| Cleveland Reservoir | Emery | 79 | 604,608 | May 4, 2026 |
| DANES POND | Not reported | 79 | 79,218 | Apr 3, 2013 |
| Causey Reservoir | Weber | 78 | 233,496 | May 13, 2026 |
| MERCHANT VALLEY RES | Not reported | 76 | 31,375 | Jun 17, 2026 |
| TROPIC RES | Not reported | 76 | 229,365 | Apr 20, 2026 |
| BROUGH RES | Not reported | 76 | 274,910 | Nov 12, 2025 |
| PUFFER L | Not reported | 75 | 178,628 | Jun 24, 2025 |
| COLD SPRING L | Not reported | 74 | 162,250 | Jun 23, 2026 |
| ENTERPRISE RES,LOWER | Not reported | 74 | 184,718 | Apr 8, 2026 |
| SKUTUMPA RES | Not reported | 73 | 102,418 | Jun 1, 2026 |
| PORCUPINE RES | Not reported | 73 | 654,494 | May 21, 2026 |
| LEE KAY CENTER POND | Not reported | 73 | 837,437 | Dec 16, 2022 |
| Asay Creek | Garfield | 72 | 120,557 | Jun 12, 2026 |
| Oaks Park Reservoir | Uintah | 72 | 330,134 | Jun 26, 2025 |
| LOST L A-59 | Not reported | 71 | 143,427 | Jun 30, 2026 |
| Red Fleet Reservoir | Uintah | 71 | 1,577,543 | Jun 3, 2026 |
| Ashley Creek | Uintah | 71 | 222,562 | May 20, 2014 |
| MILLERS FLAT RES | Not reported | 70 | 1,241,125 | Jun 23, 2026 |
| TOWNE RES | Not reported | 70 | 191,717 | May 20, 2026 |
| Millsite Reservoir | Emery | 70 | 659,446 | Mar 24, 2026 |
| Matt Warner Reservoir | Uintah | 70 | 2,084,720 | May 30, 2025 |
| HIDDEN L | Not reported | 70 | 164,975 | Jul 17, 2023 |
| Yellowstone River | Duchesne | 69 | 592,705 | Jul 13, 2026 |
See everything Utah stocks in the full Utah stocking report, or browse every mapped water in the Utah fishing spot finder.
Source: Utah Division of Wildlife Resources, from its fish stocking report and its 1979 to 2024 stocking archive.
