McCoy Reservoir Number 1 is a reservoir located in Uintah County, Utah. It appears on the Bates Knolls USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 6,400.90 feet (1,950.99 m) above sea level. The nearest populated place is Santio Crossing, approximately 8.3 miles to the WNW.