Somonauk Creek is a tributary of the Fox River

Fox River (Illinois River tributary)

The Fox River is a tributary of the Illinois River in the states of Wisconsin and Illinois in the United States. There are two other "Fox Rivers" in southern Illinois: the Fox River and a smaller "Fox River" that joins the Wabash River near New Harmony, Indiana.-Wisconsin:The Fox River rises near...

, which it joins near Sheridan

Sheridan, Illinois

Sheridan is a village in LaSalle County, Illinois, in the United States. As of the 2000 census, the village population was 2,411. It is part of the Ottawa–Streator Micropolitan Statistical Area.-Geography:...

, Illinois

Illinois

Illinois is the fifth-most populous state of the United States of America, and is often noted for being a microcosm of the entire country. With Chicago in the northeast, small industrial cities and great agricultural productivity in central and northern Illinois, and natural resources like coal,...

. Somonauk Creek is approximately 36 miles (57.9 km) in length, and its source is 3.5 mi (6 km) north of Waterman

Waterman, Illinois

Waterman is a village in DeKalb County, Illinois, United States. The population was 1,506 at the 2010 census, up from 1224 at the 2000 census.The village is known for the train line that operates in Lion's Club Park...

. It has been dammed to form Lake Holiday

Lake Holiday (Illinois)

Lake Holiday is a man-made lake, with swimming, boating and fishing. Located in Northville Township, LaSalle County, Illinois, approximately west of Chicago, the lake is situated between the city of Sandwich and the village of Somonauk...

, south of the village of Somonauk

Somonauk, Illinois

Somonauk is a village in DeKalb County and LaSalle counties in the U.S. state of Illinois. The population was 1,295 at the 2000 census. A special census in 2008 set the population at 1,832....

.

Cities, towns and counties

The following cities, towns and villages are within the Somonauk watershed:

• Somonauk
  Somonauk, Illinois
  Somonauk is a village in DeKalb County and LaSalle counties in the U.S. state of Illinois. The population was 1,295 at the 2000 census. A special census in 2008 set the population at 1,832....
  
  
• Waterman
  Waterman, Illinois
  Waterman is a village in DeKalb County, Illinois, United States. The population was 1,506 at the 2010 census, up from 1224 at the 2000 census.The village is known for the train line that operates in Lion's Club Park...
  
  

The following Illinois counties are partly drained by Somonauk Creek:

• DeKalb
  DeKalb County, Illinois
  DeKalb County is a county located in the U.S. state of Illinois. According to the 2010 census, it has a population of 105,160, which is an increase of 18.2% from 88,969 in 2000. Its county seat is Sycamore. DeKalb County is part of the Chicago metropolitan statistical area.-History:DeKalb County...
  
  
• LaSalle

External links

• Prairie Rivers Network
• TopoQuest map of the Mouth of the Somonauk