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21  National Weather Service: River Watch, Mississippi River Basin

Illinois River 5-day stage forecasts for three main river segments: Morris to LaSalle, Henry to Beardstown, and New LaGrange to Hardin. Includes links to Upper Mississippi Basin stage forecasts.

22  Upper Kaskaskia Watershed Profile

Environmental Protection Agency website containing numerous links to environmental data about the Upper Kaskaskia watershed.

23  Upper Kaskaskia Watershed Resource Links

USGS maintained site with links to data, projects, and publications on HUC watersheds.

24  Upper Kaskaskia Watershed 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.

25  Douglas County Coal Maps

ISGS Coal Map Series. Includes mines, resources, and logs.

26  Douglas County Orthophotography Data 1998-1999

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

27  Illinois County Boundaries, Polygons and Lines

GIS data - zipped shapefile  

28  Illinois Floodplain Maps

ISWS resource providing preliminary and final maps of Illinois floodplains.

29  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

30  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

31  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.

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

32  100 - year rainstorms in the Midwest: design characteristics

Huff, Floyd A., 1993 ISWS C-176

33  7-day 10-year low flows of streams in the Kankakee, Sangamon, Embarras, Little Wabash, and southern regions

Singh, Krishan P., Ganapathi S. Ramamurthy, and Il Won Seo, 1988 ISWS CR-441

34  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

35  A preliminary survey of water quality in the upper Embarras River basin, Illinois

Lin, Shun Dar, and Raman K. Raman, 1991 ISWS CR-529

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

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

37  Algae in selected Illinois streams, 1971-1976

Lin, Shundar, Ralph L. Evans, and Davis B. Beuscher, 1978 ISWS RI-86

38  Concentration and genera of algae in selected Illinois streams, 1971-1973

Lin, Shun Dar, Ralph L. Evans, and Davis B. Beuscher, 1975 ISWS RI-80

39  Effects of Riparian Tree Management on Flood Conveyance Study of Manning's Roughness in Vegetated Floodplains with an Application on the Embarras River in Illinois

Soong, Ta Wei, and Matthew J. Hoffman, 2002 ISWS CR 2002-02

40  Embarras River Watershed Digital Floodplain Mapping, Champaign County, Illinois

McConkey, Sally A., Mark D. Johanson, 2002 ISWS CR 2002-05

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