'Shannon County, SD' definitions:

Shannon -- U.S. County in South Dakota

From: Gazetteer 2000
Name :
Shannon -- U.S. County in South Dakota
Population (2000) :
12466
Housing Units (2000) :
3123
Land area (2000) :
2093.881613 sq. miles (5423.128251 sq. km)
Water area (2000) :
2.766219 sq. miles (7.164474 sq. km)
Total area (2000) :
2096.647832 sq. miles (5430.292725 sq. km)
Located within :
South Dakota (SD), FIPS 46
Location :
43.279002 N, 102.485904 W