Beaver Dam, city (1990 pop. 14,196), Dodge co., SE Wis., 37 mi/60 km NE of Madison, on Beaver Dam L.; 43°27'N 88°50'W. RR junction in a productive farm and dairy area. There is a foundry here. Mfg. (food processing, metal fabrication, machinery, printing, metal prods.). Horicon Natl. Wildlife Refuge and Horicon Marsh State Wildlife Area to NE. Inc. 1856.