| Facilities: Hells Gate State Park provides restrooms, campgrounds, electricity, a camp store, group shelter and a dump station. Reservations: Hells Gate State Park accepts reservations. Best Time To Visit: Unknown Fees: A campground fee is charged. Accessibility: Wheelchair access is available. Rules: Unknown Directions: To reach Hells Gate State Park from Lewiston, start out going northeast on Miller Street toward Idaho Street for 0.1 miles. Turn left onto Idaho Street for 0.1 miles. Turn right onto 12th Street for 0.1 miles. Turn left onto Main Street. Continue to follow US-12 west. for 0.8 miles. Turn left onto Snake River Avenue for 3.3 miles. Snake River Avenue becomes Tammany Creek Road for 0.1 miles to 4832 Hells Gate Road. | 
