Merchant Valley Reservoir
Beaver County · Southern region
Today’s report
We don't have live gauge or forecast data for Merchant Valley Reservoir yet — check the stocking history and regulations below before you go.
Current conditions
Stocking
Last stocked Jun 17, 2026 — rainbow trout (252 fish).
| Date | Species | Quantity | Avg length |
|---|---|---|---|
| Jun 17, 2026 | rainbow trout | 252 | 9.59" |
| May 4, 2026 | rainbow trout | 250 | 9.95" |
| May 4, 2026 | brown trout | 223 | 3.28" |
| Jul 17, 2025 | rainbow trout | 252 | 9.73" |
| Jun 4, 2025 | rainbow trout | 250 | 9.9" |
| Jun 4, 2025 | brown trout | 350 | 4.22" |
| Jul 8, 2024 | rainbow trout | 520 | 9.83" |
| Jul 8, 2024 | brown trout | 206 | 5.2" |
Best time to fish Merchant Valley Reservoir
The DWR has stocked Merchant Valley Reservoir 17 times over the last 5 seasons, and 100% of those plants landed in May through July — the freshest fish and the easiest bite usually follow within a week or two of a stocking.
Species
Regulations
No water-specific rules listed for this water in the current Utah Fishing Guidebook — statewide general rules and daily limits apply (trout limit 4, combined). Verify in the current guidebook before you fish.