Big Sandy Reservoir

Boat Ramps: 1
Access Points: 1
Species: 8

Big Sandy Reservoir is a picturesque fishing destination located in Sublette County, Wyoming. With a maximum depth of 89 feet and a surface area of approximately 2,500 acres, this reservoir offers excellent opportunities for anglers targeting a variety of fish species. Situated near Farson at an elevation of about 6,760 feet, Big Sandy features open plains and water views in a high desert setting. The reservoir is known for its productive fishing, particularly during the summer months when the water is warmer. Big Sandy Reservoir is part of the Eden Project and is managed by the Bureau of Reclamation, providing both locals and visitors with year-round fishing opportunities.

Wyoming licenses and regulations4 to check before you go

Species & education

Learn what type of fish are at Big Sandy Reservoir and what's needed to catch them.

Find which waters have the species you want to catch

Rainbow Trout

Oncorhynchus mykiss

Brown Trout

Salmo trutta

Brook Trout

Salvelinus fontinalis

Cutthroat Trout

Oncorhynchus clarkii

Burbot

Lota lota

Channel Catfish

Ictalurus punctatus

Mountain Whitefish

Prosopium williamsoni

White Sucker

Catostomus commersonii

Fish stocking schedule

Latest 5 stockings

Fall Rainbow Trout9,560 fish · 7.7 inOctober 2026
Bluegill Sunfish22,005 fish · 2.2 inOctober 2026
Eagle Lake Rainbow Trout11,700 fish · 8.2 inMay 2026
Brown Trout1,915 fish · 4.2 inMay 2026
Channel Catfish5,400 fish · 5.6 inApril 2026

Source

Wyoming Game and Fish Department

Updated Nov 13, 2026. Sizes are the length the agency reports. Dates are as precise as the agency reports them.

Open stocking page

Fishing spots, boat ramps & amenities

Learn how to get on Big Sandy Reservoir. Uncover great fishing access points, boat ramps, and all the facilities you need for an unforgettable day on the water. Some locations shown may border or include private property. Always check property boundaries and applicable regulations before visiting. onWater's Public & Private Land layer can help you plan your access with confidence.

Big Sandy Reservoir Boat Ramp

Boat Ramp

Know where you can legally fish on Big Sandy Reservoir

See public and private land boundaries along the water, turn on private parcels with owner details to know where permission is required, and find land-trust parcels that offer permitted fishing access.

Wyoming licenses and regulations

Wyoming Boating Regulations

When using any type of watercraft to access a body of water, it is important to follow all federal, state, and local rules and regulations. These rules and regulations include boat permitting and licensing, invasive species inspections and stamps, life jacket and PFD rules, motor size and horsepower restrictions, noise limitations, restrictions on personal watercraft, and many more. Visit the web link below for the most current rules and regulations for this body of water.

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Wyoming Fishing License

A fishing license is required for residents and nonresidents age 14 and over. Nonresidents under age 14 do not need a license if accompanied by an adult possessing a valid Wyoming fishing license.

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Wyoming Fishing Regulations

This river has a variety of species and regulations, including potential floating and/or watercraft restrictions. Because this river is specially managed for species, seasons, angling methods, and watercraft, it is strongly encouraged you check all federal, state, and local regulations before fishing. Visit any of the links below, inquire locally, or contact a local fly shop to learn current regulations and restrictions.

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Wyoming Stream Access Laws

In Wyoming, landowners own the streambed. Anyone may float across private land on navigable water, but the streambed is the property of the owner. Minor and incidental contact with the streambed is not considered trespassing. As stated by Wyoming Game and Fish Department, “Anglers are not allowed to wade fish or fish from a bank or island without permission if the stream bank, island, or streambed is privately owned. Wading, bank fishing, or anchoring without permission is trespassing.”

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Take Big Sandy Reservoir with you

The onWater Fish app keeps this water's access points, species and conditions in your pocket, with the tools you use once you're there.

Use the map without signal
Download the map around Big Sandy Reservoir to use it offline when coverage drops.
Log your catches here
Keep a private fishing journal for Big Sandy Reservoir to find where and when fish are biting for you.
HD depth charts from Garmin
Find drop offs, ledges, channels, points and shallow flats with Garmin depth charts in the app.