Rock Falls
Rock Falls,
city (1990 pop. 9,654), Whiteside co., NW Ill., on the Rock River opposite SterlingSterling.1 City (1990 pop. 10,362), seat of Logan co., NE Colo., on the South Platte River; inc. 1884. It is the trading and shipping center of an agricultural area (grain, cattle, dairy products).
..... Click the link for more information. ; inc. 1867. It is an industrial center in a farm region with corn, soybeans, cattle, and hogs. Electronic equipment, feeds, and plastics are manufactured.