North Platte River, Wyoming
Miracle Mile & Encampment — Wyoming's finest trout fishery with legendary Salmonfly hatches
The North Platte River in south-central Wyoming encompasses two of the finest and most distinctive trout fishing experiences in the Rocky Mountain West. The "Miracle Mile" — a tailwater section below Pathfinder Reservoir near Alcova — and the Encampment area near the Colorado border offer dramatically different fishing characters that reward anglers who explore beyond the more-famous Wyoming waters.
The Miracle Mile earned its name from the legendary fishing productivity of the tailwater below Pathfinder Reservoir. This is high-desert tailwater fishing in an austere sage-and-canyon landscape, with large brown and rainbow trout in exceptional numbers fed by consistent cold releases from the reservoir. The 5-mile section is walk-wade only, accessible via a rough dirt road, and consistently produces fish in the 18–24 inch range for anglers who invest the time and effort to fish it properly.
The Encampment section in the Sierra Madre Mountains near Encampment, Wyoming represents a completely different experience — a high-elevation freestone river running through lodgepole forest with wild brown trout and exceptional Salmonfly and Golden Stone hatches. This area sees genuinely low fishing pressure for a Blue Ribbon designated water, primarily due to its remote location 150 miles from Casper and 200 miles from Denver.
Both sections represent Wyoming fly fishing at its most authentic — vast landscapes, sparse crowds, and trout that know nothing of competitive pressure.
Miracle Mile — Below Pathfinder Dam
Rough dirt road (high clearance recommended) from Alcova leads to the Miracle Mile walk-wade section. Park at designated areas along the access road. 5 miles of exceptional tailwater.
Encampment Area — Sierra Madre
Access via Wyoming 70 through the Sierra Madre. Pull-offs along the highway provide river access. Remote mountain fishing with minimal pressure.
Saratoga — Hot Springs Section
The town of Saratoga sits on the North Platte with excellent wade access at Veteran's Island and other public spots. Year-round warm springs create unique winter fishing opportunities.
Brown Trout
Dominant in the Miracle Mile. Fish averaging 16–22 inches with exceptional specimens over 24 inches. Most active during Salmonfly and fall spawning. Strong nocturnal feeders — evening and night fishing is productive.
Rainbow Trout
Dominant in the Encampment and upper sections. Wild fish averaging 14–18 inches. Aggressive dry fly feeders during Salmonfly and Caddis hatches.
The Miracle Mile's best fishing requires a short hike away from the access road — the sections nearest parking see the most pressure.
High clearance vehicle is strongly recommended for the Miracle Mile access road — standard passenger cars have been stranded here.
The Encampment section is a sleeper fishery — Wyoming locals guard it closely. It deserves far more national attention than it receives.
Late September and October brown trout fishing on the Miracle Mile is world-class and largely unknown outside Wyoming.
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River fishes year-round but conditions peak during these windows.
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