Guernsey State Park | Wheatland

Guernsey State Park is a public recreation area situated along the North Platte River in Platte County, Wyoming, near the town of Wheatland.

Visual Characteristics

The park features a large reservoir, Guernsey Reservoir, with a shoreline characterized by rugged, eroded sandstone formations and scattered juniper and pine trees. The water color varies from deep blue to greenish depending on depth and light conditions. The terrain is a mix of rolling hills and steep bluffs surrounding the reservoir.

Location & Access Logistics

Guernsey State Park is located approximately 10 miles south of Wheatland, Wyoming. Access is via State Highway 313, which leads directly into the park. The park entrance is clearly marked. Ample parking is available at various points around the reservoir, including designated boat ramps and picnic areas. No specific public transport options are available; personal vehicle is required.

Historical & Ecological Origin

The park was established in 1955. The primary geological feature is the Guernsey Dam, constructed by the Bureau of Reclamation between 1925 and 1927 as part of the North Platte Project. The dam created Guernsey Reservoir, a significant water storage facility. The surrounding landscape is characterized by sedimentary rock formations typical of the high plains region.

Key Highlights & Activities

Activities include boating, fishing for species such as walleye, trout, and crappie, and swimming in designated areas. Hiking trails are available, offering views of the reservoir and surrounding geology. Picnicking is a common activity at developed sites. Boat launching facilities are present.

Infrastructure & Amenities

Restrooms are available at several locations within the park. Sheltered picnic areas provide shade. Cell phone signal (4G) is generally available in most areas of the park, though it can be intermittent in more remote sections. No food vendors are located within the park; visitors should bring their own supplies.

Best Time to Visit

The best time for water-based activities is from May through September, when water temperatures are suitable for swimming and boating. For photography, early morning and late afternoon light provides optimal illumination of the sandstone formations. The park is accessible year-round, but winter conditions can limit access and activity options.

Facts & Legends

The Guernsey Dam is one of the oldest dams in the Bureau of Reclamation's North Platte Project. A specific tip for visitors is to explore the smaller coves and inlets accessible by boat, as these often offer more secluded spots for fishing and relaxation.

Nearby Landmarks

• Fort Guernsey State Historic Site (0.8km West)
• Guernsey Dam Overlook (1.2km West)
• Town of Guernsey (3.5km West)
• Register Cliff (7.0km Southwest)
• Ayres Natural Bridge (25.0km Northwest)