Brown Reservoir   Be the first to submit input for Brown Reservoir. If you have info on Brown Reservoir, Frontier County, Nebraska please submit it here to improve this web site.          These outdoors activities are available near Brown Reservoir.   Hotels Near Brown Reservoir: Days Inn McCook, Mccook, 20 miles away Holiday Inn Express MCCOOK (US 6/34 & HWY 83), Mccook, 21 miles away La Quinta Inn & Suites North Platte, North Platte, 28 miles away Ramada North Platte, North Platte, 29 miles away Comfort Inn North Platte, North Platte, 29 miles away