One Hundred and Two River is a stream in the northwest portion of the U.S. state of Missouri. It is a major tributary of the Platte River and is 78.6 miles (126.5 km) long.
It flows from source tributaries in southwestern Iowa about 80 miles (130 km) to the Platte. Via the Platte, it is part of the watershed of the Missouri River. Much of the river's course has been straightened and channelized.
According to the Geographic Names Information System, it is also known as the Hundred and Two River, and MoDOT uses 102 River.
According to the National Atlas, the river begins northwest of Hopkins...
Click any point for details. Sections without stored geometry are drawn as straight put-in → take-out lines — actual courses follow the river.