Utah stocking report
Y-20
5 records Last stocked: July 20, 2026
The short answer
Y-20 was last stocked on July 20, 2026: 302 Brook Trout (3.52 in avg).
Location map
Y-20 location context
Y-20Duchesne County BUTTERFLY L Z-1Duchesne County MIRROR L Z-3Duchesne County MOOSEHORN L Z-4Duchesne County PASS L Z-5Duchesne County
Pins use the finest location published with the stocking record. County-level pins show area context, not an exact access point; confirm access and directions with the official agency source.
Agency records
Full stocking history
| Date | Species | Fish | Size |
|---|---|---|---|
| July 20, 2026 | Brook Trout | 302 | 3.52 in avg |
| July 6, 2020 | Brook Trout | 373 | 3.15 in avg |
| July 6, 2015 | Brook Trout | 381 | 2.61 in avg |
| July 2, 2014 | Brook Trout | 380 | 2.43 in avg |
| July 30, 2007 | Arctic Grayling | 752 | 1.5 in avg |
Records shown exactly as published by Utah Division of Wildlife Resources. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.
Data source: Utah Division of Wildlife Resources. Last updated: .
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