Coldstream Valley Road is a trail at Donner Memorial State Park. The trail is 2.5 miles long. Designated for: hike, bike and horse.

Dog rules

Dogs are allowed on the Lakeside Interpretive Trail, Zig Zag Trail, fire roads, and along the shore of Donner Lake except for China Cove Beach. Dogs must always remain on a six-foot (maximum) leash. Dogs are not allowed in the visitor center, on the half-mile Nature Trail, or China Cove Beach. Dogs are not allowed on designated ski trails when snow is present.

Source: California State Parks