Search Results

Displaying Page 3 (of 8)

Page: [<< Prev] 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | [Next >>]

41  Mackinaw Watershed Map

Thematic map of the Mackinaw watershed showing roads, county boundaries, and elevation changes.

Download Options: LoRes preview | HiRes (2.61 MB) | Metadata

42  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

43  Mason County Coal Maps

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

44  Mason County Orthophotography Data 1998-1999

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

45  Nitrates in the Illinois River Watershed (mean total nitrate + nitrite-N concentrations)

Thematic map showing the mean total nitrate + nitrite-N concentrations for each of the major sub-watersheds.

Download Options: LoRes preview | HiRes (624 K) | Metadata

46  Phosphorus in the Illinois River Watershed

Thematic map showing the mean total phosphorus concentrations for each of the major sub-watersheds.

Download Options: LoRes preview | HiRes (624 K) | Metadata

47  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.

48  Sediment delivery to the main stem of the Illinois River

Using sediment delivery classes, this map describes sediment delivery to the Illinois River from the major sub-watersheds.

Download Options: LoRes preview | HiRes (630 K) | Metadata

49  Soil organic matter in the Illinois River Watershed

Thematic map showing the percent organic matter for each of the major sub-watersheds.

Download Options: LoRes preview | HiRes (4.69 MB) | Metadata

50  Total suspended solids in the Illinois River Watershed

Thematic map showing the mean TSS concentrations for each of the major sub-watersheds.

Download Options: LoRes preview | HiRes (626 K) | Metadata

51  Tributaries in the Illinois River Watershed

Thematic map showing the tributaries throughout the basin.

Download Options: LoRes preview | HiRes (1.43 MB) | Metadata

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

52  100 - year rainstorms in the Midwest: design characteristics

Huff, Floyd A., 1993 ISWS C-176

53  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

54  A summary of information related to the comprehensive management of groundwater and surface water resources in the Sangamon River Basin, Illinois

O'Hearn, Michael, and Tamara L. Williams, 1982 ISWS CR-299

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

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

56  Aeration characteristics of flow release controls on Illinois Waterway dams

Butts, Thomes A., and Ralph L. Evans, 1980 ISWS CR-233

57  An assessment of Illinois River bottom sediments in the vicinity of the Havana combined sewer overflows

Butts, Thomas A., 1987 ISWS CR-411

58  An inventory and evaluation of biological investigations that relate to stream-water quality in the upper Illinois River Basin of Illinois, Indiana, and Wisconsin

Online USGS report abstract

Steffeck, D.W., and R.G. Striegl, 1989 U.S. Geological Survey Water-Resources Investigations Report 89-4041

59  Analysis of Nutrients, Selected Inorganic Constituents, and Trace Elements in Water From Illinois Community-supply Wells, 1984-91

Online USGS report

Warner, K.L., and A.R. Schmidt, 1999 U.S. Geological Survey Water-Resources Investigations Report 99-4152

60  Aquatic Resources Monitoring in the Upper Mississippi River Basin

Report describing two long-term monitoring projects in the Upper Mississippi River Basin: the Long Term Resource Monitoring Project (LTRMP) and the Long Term Illinois River Fish Population Monitoring Project, also known as the Long Term Electrofishing project (LTEF).

Pegg, Mark A., 2002 Illinois Natural History Survey Reports Spring 2002

Page: [<< Prev] 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | [Next >>]