Little Wabash River

Little Wabash River
Map of the Little Wabash River highlighted within the Wabash River watershed
Physical characteristics
Source 
  locationColes County west of Mattoon, Illinois
  coordinates39°28′31″N 88°27′30″W / 39.4753117°N 88.458384°W / 39.4753117; -88.458384 (Little Wabash River origin)
Mouth 
  location
Confluence with the Wabash River near New Haven, Illinois
  coordinates
37°53′27″N 88°05′40″W / 37.8908788°N 88.0944784°W / 37.8908788; -88.0944784 (Little Wabash River mouth)
  elevation
341 ft (104 m)
Length242 mi (389 km)
Discharge 
  locationCarmi, IL
  average2,978 cu/ft. per sec.
Basin features
ProgressionLittle Wabash → WabashOhioMississippiGulf of Mexico
GNIS ID412430
West Branch Little Wabash River
Physical characteristics
Source 
  locationShelby County southeast of Windsor
  coordinates39°25′08″N 88°32′46″W / 39.4189247°N 88.5461654°W / 39.4189247; -88.5461654 (West Branch Little Wabash River origin)
Mouth 
  location
Confluence with the Little Wabash River, Shelby County, Illinois
  coordinates
39°17′49″N 88°32′45″W / 39.29697°N 88.54594°W / 39.29697; -88.54594 (West Branch Little Wabash River mouth)
  elevation
568 ft (173 m)
Basin features
ProgressionWest Branch → Little Wabash → WabashOhioMississippiGulf of Mexico
GNIS ID420792

The Little Wabash River is a 240-mile-long (390 km) tributary of the Wabash River in east-central and southeastern Illinois in the United States. Via the Wabash and Ohio rivers, it is part of the watershed of the Mississippi River. It is the third largest tributary after the White River and the Embarras River.