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Rocky River (Michigan) facts for kids

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Rocky River
Rocky River Flowerfield Township Michigan.jpg
The Rocky River in Flowerfield Township
Country United States
Physical characteristics
Main source Southwest Marcellus Township in Cass County, Michigan
River mouth St. Joseph River in Three Rivers
Length 28 mi (45 km)
Basin features
River system St. Joseph River
Basin size 450 km2 (170 sq mi)

The Rocky River is a 28.3-mile-long (45.5 km) stream located in the southwest part of the U.S. state of Michigan that flows into the St. Joseph River at 41°56′33″N 85°37′59″W / 41.94250°N 85.63306°W / 41.94250; -85.63306 in the city of Three Rivers in St. Joseph County. The Rocky River, along with the St. Joseph River and the Portage River, are the three rivers from which the city of Three Rivers takes its name.

The Rocky River rises in southwest Marcellus Township in Cass County at 41°59′43″N 85°51′04″W / 41.99528°N 85.85111°W / 41.99528; -85.85111. It flows to the northeast, arcing gently to the southeast before turning sharply to the south in eastern Flowerfield Township, shortly after being joined by the Flowerfield Creek. It then flows mostly southward until joining the St. Joseph River in Three Rivers.

The Rocky River watershed encompasses over 112,000 acres (45,000 ha) and drains all or portions of the following cities and townships:

Tributaries

  • (left) Kerr Creek
    • Little Pleasant Lake
      • Pleasant Lake
  • (left) Armalege Drain
    • Goose Lake
  • (right) Flowerfield Creek
    • (right) Spring Creek
  • (right) Four County Drain
  • (left) Ayers Lake
  • (right) Sheldon Creek
    • (right) Lewis Lake
      • Mud Lake
  • (left) Pickerel Lake
    • Skyhawk Lake
    • Streaters Mill Pond
    • Bogart Lake
  • (right) Huyck Lake
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Rocky River (Michigan) Facts for Kids. Kiddle Encyclopedia.