Description - Spring Valley State Park is situated at the upper end of Meadow Valley Wash at an elevation of over 5,800 feet. It includes the 65 acre Eagle Valley Reservoir. Although part of the Colorado River watershed, the park's environment is typical of the Great Basin desert and riparian life zones. The reservoir attracts a variety of waterfowl and shore birds. The most common vegetative community is pinyon-juniper and sagebrush.
- Spring Valley State Park offers water oriented recreation at the 65 acre Eagle Valley Reservoir. The reservoir is currently managed as a put-and-take sport fishery. Rainbow trout is the primary species. A boat launch is located on the south shore of the reservoir adjacent to the Day Use Picnic Area. A ramp, dock and temporary docking slips are available.
A developed trail connects the Stone Cabin and Ranch Campground. Walks around the reservoir are popular and allow terrific views of the valley.
Campgrounds: Horsethief Gulch Campground (main campground) is located just west of Eagle Valley Reservoir. It has 36 campsites (each with table, grill and shade ramada) and 3 restrooms-one with showers. Water is also available. Ranch Campground is located two miles north of the main campground. This facility has 6 campsites with table and grill. Water and primitive restrooms are available. The park offers a dump station.
Picnic Area: The Day Use Picnic Area is located adjacent to the boat launch at the reservoir. It includes 12 picnic sites (each with table and grill), a restroom and fish cleaning station.
Group Area: Day and overnight groups are accommodated at the south end of the reservoir. Reservations should be made in advance.
Recreation - Boat launching, picnicking and camping facilities are available. Visitors also enjoy fishing, hiking, sightseeing, and exploring and touring the historic Ranch House museum.
Climate - The climate of the area is arid, with hot summers and cold winters. Summer temperatures range from 85F at midday to 45F at night. Rainfall is variable and thunderstorms are common. Although open year-round, visitors should be aware of colder winter temperatures and snow.
Spring Valley State Park is located 18 miles northeast of Pioche on State Route 322. The elevation of the reservoir is 5,836 feet.