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21  ROCK RIVER AT COMO, IL - Water Data

The USGS National Water Information System provides real-time and historical data on surface water flow, ground water levels, and water quality of streams in the US.

22  Whiteside County Water Data

The USGS National Water Information System provides real-time and historical data on surface water flow, ground water levels, and water quality of streams in the US.

23  Illinois County Boundaries, Polygons and Lines

GIS data - zipped shapefile  

24  Illinois Floodplain Maps

ISWS resource providing preliminary and final maps of Illinois floodplains.

25  Illinois River Watershed - Poster

Poster-sized (26x38) map of the entire Illinois River Watershed. Part of the Illinois State Water Survey published Map Series (2003-1)

Download Options: LoRes preview | HiRes (3.5 MB) | Metadata

26  Major Watersheds of Illinois

Poster-sized (26x38) map of the major watersheds in Illinois. Part of the Illinois State Water Survey published Map Series (2000-01)

Download Options: LoRes preview | HiRes (730 K) | Metadata

27  Resource Management Mapping Service

Interactive map that allows users to locate, create, and print maps of large and small areas within Illinois. Natural resource, administrative, and economic layers available.

28  Whiteside County Orthophotography Data 1998-1999

Illinois National Aerial Photography Program Digital Orthophotography quarter Quadrangle data for Whiteside County in the Universal Transverse Mercator (UTM) coordinate system with a NAD83 datum.  

= Abstract available     = Full Text available     = Fact Sheet available
= PDF format     = HTML format     = PowerPoint format

29  7-day 10-year low flows of streams in the Rock, Spoon, La Moine, and Kaskaskia regions

Singh, Krishan P., Ganapathi S. Ramamurthy, and Il Won Seo, 1988 ISWS CR-440

30  Adequacy of Illinois surface water supply systems to meet future demands

McConkey Broeren, Sally, and Krishan P. Singh, 1989 ISWS CR-477

31  Assessment of eighteen public ground-water supplies in Illinois

Wehrmann, H. Allen, Adrian P. Visocky, Charles B. Burris, Robert W. Ringler, and Ross D. Brower, 1980 ISWS CR-237

32  Geology, hydrology, and water quality of the Cambrian and Ordovician systems in northern Illinois

Visocky, Adrian P., Marvin G. Sherrill, and Keros Cartwright, 1985 ISWS COOP-10

33  Groundwater conditions of the principal aquifers of Lee, Whiteside, Bureau, and Henry counties, Illinois.

Burch, Stephen L., 2004 ISWS DCS 2004-01

34  Groundwater pumpage in northern Illinois, 1960-1970

Sasman, Robert T., Curtis R. Benson, Gregory L. Dzurisin, and N.E. Risk, 1974 ISWS RI-73

35  Groundwater resources in Lee and Whiteside counties

Hanson, Ross, 1955 ISWS RI-26

36  Hydraulic geometry of Illinois streams

Stall, John B., and Yu-Si Fok, 1968 ISWS CR-92

37  Hydrologic and hydraulic analyses of the Hennepin Canal from Lock 27 to the Rock River

Demissie, Misganaw, and Nani G. Bhowmik, 1983 ISWS CR-335

38  Identification of Unmapped Special Flood Hazard Areas in Illinois

Graff, Philip, Chap, Laura, McConkey, Sally, DePue, Michael, Allan, Kingsley, Bicksler, Rebecca, 2008 ISWS CR 2008-05

39  Illinois Lake Quality Assessment-1992

Lin, Shun Dar, and Raman K. Raman, 1993 ISWS CR-553

40  Illinois Rivers Decision Support System

Publication describing the motivation and initial planning for the ILRDSS.

Demissie, Misganaw, Yiping Guo, H. Vernon Knapp, and Nani G. Bhowmik, 1999 ISWS Contract Report 648

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