Koch Reservoir   Be the first to submit input for Koch Reservoir. If you have info on Koch Reservoir, Phillips County, Colorado please submit it here to improve this web site.          These outdoors activities are available near Koch Reservoir.   Hotels Near Koch Reservoir: Budget Host Platte Valley Inn, Julesburg, 34 miles away Holiday Inn SIDNEY (I-80 & HWY 385), Sidney, 35 miles away Days Inn Sidney, Sidney, 35 miles away Americinn - Sidney, Ne, Sidney, 35 miles away Hampton Inn Sidney, NE, Sidney, 35 miles away