Upper Logan River access needs a specific legal route, even where US-89 runs beside attractive water. A highway pull-off is not proof of fishing permission, and public ownership in the drainage does not establish that every bank or approach is open. Confirm a documented entry and parking before the drive.
This is a small, steep, cold freestone inside the Uinta-Wasatch-Cache National Forest, and it fishes nothing like the bigger, more managed water down-canyon. Here’s how I’d plan a day on it.
Where the Upper Section Actually Starts
The upper section runs from the highway bridge at Red Banks Campground upstream through Logan Canyon to the Idaho state line. That is worth memorizing, because it isn’t just a convenient landmark — it’s a regulation boundary too, and everything in this guide sits inside it.
Below that bridge you’re on the lower Logan River, which has a different character entirely. Above it, the river narrows down to a true mountain stream: boulder gardens, plunge pools, and short pockets stitched together by fast water. The canyon walls squeeze in, the gradient stands up, and the fishing shifts from covering water to picking it apart.
Use the Forest Service’s current Logan Canyon facility information to plan a visit to a named campground or trailhead. Check the permitted fishing reach for that destination.
Read the Gage, but Know Where It Sits
This is the single most useful thing to understand about planning here. The USGS gage that reports Logan River flows sits well down-canyon, below the upper section entirely. Every tributary, spring, and seep between that gage and the water you’re fishing has already been counted into the number you’re reading.
Treat a downstream gauge as regional context. It may not describe the depth or current at your chosen fishing position, and a published flow window is not a safe-wading threshold. Observe the water and your return route at a lawful entry before deciding whether to wade.
Here’s how I read that window:
| Gage reading | What it usually means on this section |
|---|---|
| Low, clear water | Approach slowly and try a longer leader in the deeper holding lies. |
| Defined seams and pools | Work each feeding lane with a short, controlled drift. |
| Rising or off-color water | Watch for changes in current and clarity before choosing a fishing position. |
Check Live Conditions Before You Go
The FlyGuysNLies app shows available flows and fishing verdicts — pull up River Conditions before you leave the driveway.
Use the observed water to choose the presentation. A slow pool may call for a light nymph, while a deeper pocket may need more weight to reach the feeding lane.
Choose a Documented Site and Reach
Plan the day around verified fishing locations. Short pocket-water units may reward careful coverage, but moving several hundred yards along a bank is appropriate only within the permitted reach. Do not turn a campground visit or roadside stop into an assumed fishing easement.
At an authorized fishing location, bank cover can limit backcasts. Roll casts and short presentations help work compact water. Walking away from other anglers does not guarantee less-pressured fish or permission to continue across another parcel.
Wading a 78-Foot-Per-Mile Canyon
The gradient is the defining feature of this section — roughly 78 feet of drop per mile, which puts it firmly in technical-wading territory. The bottom is rounded, slick freestone cobble, and the current between pockets moves faster than its depth suggests.
A wading staff earns its keep here in a way it doesn’t on gentler water. Work the nearest seam first and adjust your casting angle before changing position. Studded boots are worth the money. And because the water is cold and highly oxygenated year-round, a slip here gets uncomfortable quickly even in August.
None of this makes it dangerous water for a careful angler. It makes it water that punishes casual footwork.
Brook Trout, Bonneville Cutthroat, and Handling the Natives
Wild brook trout are the most abundant fish in this stretch, and native Bonneville cutthroat trout share it with them. Both run in the 8-to-14-inch range. True trophies are rare — that is not what this river is for. What it offers instead is density, wildness, and fish that will still eat a dry fly with conviction.
The cutthroat deserve a lighter touch. They’re the native fish here, restored to home water through real conservation effort, so keep them wet, skip the extended photo session, and pinch your barbs even where you aren’t required to. If you want more of this basin, Blacksmith Fork Canyon nearby fishes the same intimate, clear-water way.
Target the fast seams alongside the big boulders and the tails of the small pools. Fish in those lies are opportunistic rather than wary — they get a short look at your fly and have to commit.
Bugs Worth Planning Around
Hatch activity opens up once spring runoff drops out, and caddis carry the summer. Stoneflies show early in the season, and blue-winged olives bookend the year in spring and again in fall.
The pattern that actually changes days up here, though, is terrestrial. From mid-summer through early fall, hoppers, ants, and beetles fished tight against those overgrown banks outproduce almost anything else, because that’s where the food is falling from. When nothing is showing on the surface, nymphing the turbulent pocket water stays the most consistent method — a dry-dropper handles both jobs at once.
The Regulations That Change Your Trip
Two rules matter enough to plan around, and both apply from the Red Banks bridge upstream to the Idaho line, including tributaries but not White Pine Lake.
The section carries a combined limit of two trout and whitefish. One thing worth getting right: the artificial-flies-and-lures-only rule people associate with Logan Canyon governs the reach just below this one — Card Canyon Bridge up to the Red Banks bridge — not this stretch. The boundary that defines the upper section is a gear-rule boundary too. What does govern up here is the closure, and it’s the one that will wreck a trip: January 1 through 6 a.m. on the second Saturday of July. That’s a long window, and it catches visiting anglers off guard every year — if you’re planning a June trip to Logan Canyon, this reach is not an option. Confirm the current rules in the Utah fishing guidebooks before you go, and check the broader Utah DWR fishing pages for licenses.
Use Utah DWR’s stream-access guidance and Fish Utah to research a lawful fishing route. Confirm the actual bank, bed, parking and approach before the drive. A nearby highway, campground or public-land polygon does not establish permission to wade private streambeds or cross private property.
Use the River Map in FlyGuysNLies Mobile to review available land ownership and boundaries while planning. Public Land Ownership is free; Property Boundaries and Access Points are Premium where available. Coverage varies, and neither a map pin nor a public-land polygon grants permission. Confirm the legal route, fishing permission, parking and current restrictions with the land manager before entering.
Putting a Day Together
The short version: verify an entry, note the limits of any downstream gauge, assess local conditions and fish small water carefully. The upper Logan River rewards accurate presentation; legal access and a safe return come first.
Planning a trip up Logan Canyon? Pull up River Conditions and the Hatch Charts in the FlyGuysNLies app while you rig — flows, hatch timing, and access notes for this river in one place.
Access, closures and fishing regulations can change. Confirm current access permissions and restrictions with the managing agency before visiting. Maps and property boundaries are planning aids and do not establish permission to enter. See our Terms of Use.
