Upper Deep Creek Reservoir in Oneida County: How and When to Fish It

• Overview

  Upper Deep Creek Reservoir is an Oneida County water, Idaho side. The bank is 5,331 feet above sea level. Surface area is around 26 acres, which gives you real water without needing a boat. 5.5 miles away sits Malad City, the nearest town. Then Preston, 15 miles, and Lewiston, 21 miles. You are close to a county edge here; who manages the access can change within a short drive.

• Where to Fish on Upper Deep Creek Reservoir

  Open data we checked carries no depth for this water. Points where the flooded channel swings in are the reliable ones. The arms fish better than the open middle whenever the water is up. Open biodiversity records for Oneida County list rainbow trout, cutthroat trout, sockeye salmon, common carp and brook trout. Protected fish appear in the records for this area, so treat the list as information, not an invitation. Treat Upper Deep Creek Reservoir as a water to read rather than to cover.

• Seasonal Patterns

  July runs about 66°F on average, January about 20°F. Winter shuts things down for a spell, then spring reopens them fast. Hard water holds through the cold months, breaking up near early April. Average temperatures cross freezing around early April in spring and again near early December in autumn. The shoulder weeks of the open season are the productive ones. Plan around that when you fish Upper Deep Creek Reservoir.

• Tackle & Baits

  No access rule appears in what we hold. Public data shows nothing built here, so treat the whole approach as informal. Largemouth respond to soft plastics tight to cover; go weedless where the growth is heavy. Where access is informal, keep it that way by behaving. Barbless rules turn up on managed water more often than not. Failing this one, try Deep Creek Reservoir, 1.7 miles away. None of that is settled for Upper Deep Creek Reservoir in what we hold.