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Fishing Long Park Reservoir, North Slope: what the data says
397-acre reservoir near Utah. The lake tops out around 96 ft. The contours are modeled from the water's real shoreline and maximum depth. Treat them as a rough guide, and never use them for navigation. Here is how the season plays out for each species, straight from the data behind the map.
Arctic Grayling fishing at Long Park Reservoir, North Slope
Spring arctic grayling on Long Park Reservoir, North Slope hold shallow, usually 2 to 10 ft. Summer pushes them deeper, 3 to 15 ft, and winter fish settle into 8 to 25 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 6 ft that scores good in spring. In summer the feeding windows fall in the evening and early morning. Summer baits: a dry fly (parachute adams, elk hair caddis) or a small inline spinner gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 10 ft | midday & dusk | 1/16 oz spinner (silver), Small dry fly (Adams, Griffith's) |
| Summer | 3 to 15 ft | dusk & dawn | Dry fly (parachute Adams, elk hair caddis), Small inline spinner |
| Fall | 6 to 20 ft | midday | Small spoon, Beadhead nymph under indicator |
| Winter | 8 to 25 ft | midday & dawn | Tungsten jig + waxworm, Small jigging spoon (gold) |
Brook Trout fishing at Long Park Reservoir, North Slope
Start shallow in spring: brook trout sit in 2 to 15 ft that time of year. They move out to 10 to 30 ft in summer and finish the year down in 3 to 20 ft. Shallow bay flat is the standout, a weed flat at roughly 6 ft, rated good for spring brook trout. Best bite is early morning and the evening. A small spoon fished deep or a trolled lake-clear wobbler + worm covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 15 ft | dawn & dusk | Small inline spinner (gold), Tiny spoon |
| Summer | 10 to 30 ft | dawn & dusk | Small spoon fished deep, Trolled lake-clear wobbler + worm |
| Fall | 2 to 15 ft | midday & dawn | Small spoon (orange), Spinner |
| Winter | 3 to 20 ft | dawn | Small jigging spoon, Tungsten jig + plastic |
Rainbow Trout fishing at Long Park Reservoir, North Slope
Start shallow in spring: rainbow trout sit in 5 to 20 ft that time of year. They move out to 8 to 30 ft in summer and finish the year down in 8 to 40 ft. If you only fish one area, make it Main-lake point: a point around 24 ft that scores prime in fall. Plan around early morning and the evening in the warm months. A dodger + spoon (deep troll) or a flutter spoon covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 5 to 20 ft | dawn & dusk | Inline spinner (silver), Small spoon |
| Summer | 8 to 30 ft | dawn & dusk | Dodger + spoon (deep troll), Flutter spoon |
| Fall | 10 to 35 ft | dawn & dusk | Casting spoon, Jerkbait over shoals |
| Winter | 8 to 40 ft | dawn | Jigging spoon, Tube jig (white) |
Notable structure
- Deep basin: deep basin, around 82 ft
- Break off the point: drop-off, around 43 ft
- Main-lake point: point, around 24 ft
- Secondary point: point, around 24 ft
- Shallow bay flat: weed flat, around 6 ft
- Back-bay flat: weed flat, around 6 ft
Common questions
How deep is Long Park Reservoir, North Slope?
Long Park Reservoir, North Slope is about 96 ft at its deepest point. The contours here are modeled from the water's real shape and maximum depth, so treat them as a rough guide.
What fish are in Long Park Reservoir, North Slope?
Anglers target rainbow trout, brook trout, arctic grayling on Long Park Reservoir, North Slope.
Where is the best fishing spot on Long Park Reservoir, North Slope?
Main-lake point is the top-rated area: a point in about 24 ft of water that rates prime for rainbow trout in fall. Open the map above to see every rated spot for each species and season.
When is the best time to fish Long Park Reservoir, North Slope?
For arctic grayling, the summer bite is best in the evening and early morning. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Nearby waters
Sheep Creek Lake · Browne Lake · Spirit Lake · East Park Reservoir · Flaming Gorge Reservoir · Steinaker Reservoir
See how Long Park Reservoir, North Slope stacks up: best rainbow trout lakes in Utah · best brook trout lakes in Utah · best arctic grayling lakes in Utah
Browse all Utah fishing maps or every water on DepthScout. How we build these maps. For fishing guidance only, never navigation.