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  • All fields: flow
(1407 results)



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    • Selected analytical methods for well and aquifer evaluation

    • 1962; Groundwater -\- Analysis; Groundwater flow -\- Mathematical models; ISWS B-49; Walton, William C.; Wells
    • The practical application of selected analytical methods to well and aquifer evaluation problems in Illinois is described in this report. The subject matter includes formulas and methods used to quantitatively appraise the geohydrologic parameters...
    • Hydraulics of flow in the Kaskaskia River, Illinois

    • 1979; Bhowmik, Nani G.; ISWS RI-91; Kaskaskia River; Stream
    • The hydraulics of flow was investigated at two reaches in the Kaskaskia River. The discharge varied from 58 to 4000 cubic feet per second and the flow frequency varied from 5 to 88 percent. The head loss varied from 0.96 feet/ mile for high flows...
    • Groundwater discharge to Illinois streams

    • 1980; Apple River; Bay Creek (Sny, The); Beaucoup Creek; Big Bureau Creek; Big Creek (Cache); Big Muddy River; Blackberry Creek; Bluegrass Creek; Bonpas Creek; Cache River; Cedar Creek Chicago River Court Creek Watershed Crooked Creek Des Plaines...
    • Driven by the force of gravity, water continually moves between the land surface and the subsurface environments. Our knowledge of this process is limited by the large number of interdependent factors involved. A better understanding of these...
    • Effect of Stratton Dam operation on flood control along the Fox River and Fox Chain of Lakes

    • 1992; Channel Lake; Dam; Dams; Flood control; Fox River (UpperFox); ISWS CR-533; Knapp, H. Vernon, and Terry W. Ortel; Lake; McHenry Lock and Dam; Nippersink Creek; Stratton Dam; Stream
    • The purpose of this study was to use models to simulate the effect of the Stratton Dam operation, and possible structural modifications such as the addition of Foster gates, on flood stages and discharges in the Fox River and the Fox Chain of...
    • Illinois Climate Network: site descriptions, instrumentation, and data management

    • 1994; Hollinger, Steven E., Beth C. Reinke, and Randy A. Peppler; ISWS C-178; Meteorological instruments; Meteorological services; Meteorological stations; Weather radar networks
    • The Illinois Climate Network (ICN) consists of 19 automated weather stations operated by the Illinois State Water Survey. Stations are located on the University of Illinois Agricultural Experiment Station Farms, the Southern Illinois University...
    • Considerations in water use planning for the Fox River

    • 1995; Fox River (Upper Fox); ISWS CR-586; Singh, Krishan P., Thomas A. Butts, H. Vernon Knapp, Dana B. Shackleford, and Robert S. Larson; Stream; Water quality; Water use
    • The objectives of this study were to 1) identify locations along the Fox River wherereductions in the flow rate and/or river water quality are likely to degrade any use of water along the river, 2) assess the prevailing water quality and ecology of...
    • Fox River streamflow assessment model: 1999 update to the hydrologic analysis

    • 1999; Blackberry Creek; Boone Creek; Ferson Creek; Hydrologic models; ISWS CR-649; Indian Creek (Lower Fox); Knapp, H. Vernon, and Michael W. Myers; Lake; Nippersink Creek (Upper Fox); Poplar Creek; Shabbona Lake; Somonauk Creek; Stream; Stream...
    • The Illinois Streamflow Assessment Model (ILSAM) was developed to provideneeded streamflow information to watershed managers and planners. This specialized software program was developed for use on a personal computer to provide estimates of the...
    • Sedimentation survey of the Morton Arboretum Lakes, DuPage County, Illinois

    • 1999; Bogner, William C., and K. Erin Hessler; ISWS CR-638; Lake; Lake Marmo (ISWS - DuPage County); Meadow Lake; Morton Arboretum; Park; Sterling Pond; Stream; Willoway Brook (ISWS - DuPage)
    • The Illinois State Water Survey conducted a sedimentation and hydrographic survey of three small lakes at The Morton Arboretum in Lisle, Illinois, during the summer of 1998. The survey was undertaken in support of an Illinois Clean Lakes Program...
    • Impact of irrigation on the dynamics of nitrate movement in a shallow sand aquifer.

    • 1999; Groundwater -\- Pollution; Groundwater -\- Sampling; Groundwater flow -\- Mathematical models; ISWS RR-128; Irrigation; Kelly, Walton R., and Chittaranjan Ray; Nitrates -\- Environmental aspects
    • A field-scale project in Mason County, Illinois, was performed to monitor the movement of nitrate in ground water beneath an irrigated field. Chemical tracers were used to assess the migration of solutes both laterally and vertically under the...
    • Watershed monitoring for the Lake Decatur watershed, 1998-1999

    • 2000; Big Creek (Upper Sangamon); Big Ditch; Camp Creek (Upper Sangamon); Canal; Friends Creek; Goose Creek (Upper Sangamon); ISWS CR 2000-06; Keefer, Laura and Misganaw Demissie; Long Creek (Upper Sangamon); Nitrates -\- Environmental aspects;...
    • Lake Decatur is the water supply reservoir for the City of Decatur. The reservoir was created in 1922 by constructing a dam to impound the flow of the Sangamon River with an original water volume of 20,000 acre-feet and an area of 4.4 square miles....
    • Hydrologic modeling of the Court Creek watershed

    • 2000; Borah, Deva K., and Maitreyee Bera; Court Creek; Hydrologic models; ISWS CR 2000-04; Stream
    • Flooding, upland soil and streambank erosion, sedimentation, and contamination of drinking water from agricultural chemicals (nutrients and pesticides/herbicides) are critical environmental problems in Illinois. Upland soil erosion causes loss of...
    • Streamflow assessment model for the Little Wabash River Watershed : hydrologic analysis

    • 2001; Auxier Creek; Big Muddy Creek; Borah Lake; CIPS Lake; Canal; East Fork Lake (ISWS - Richland County); Elm River; Forbes Lake; Fox River (Richland County); Goose Pond (Wayne County); Greendale Lake; Horse Creek; ISWS CR 2001-14; Illinois...
    • The Illinois Streamflow Assessment Model (ILSAM) is an analytical and information tool developed to predict the frequency of streamflows, and water use impacts on streamflows, for every stream in selected major watersheds in Illinois. The current...
    • Hydrology of the Big Creek Watershed and its influence on the Lower Cache River

    • 2001; Big Creek (Cache); Cache Watershed; Demissie, Misganaw, H. Vernon Knapp, Paminder Parmar, and Daniel J. Kriesant; Hydrology; ISWS CR 2001-06; Sediment transport; Stream; Watershed
    • A primary concern in the management of the Lower Cache River is the amount of sediment that is deposited in the river's valley in the vicinity of Buttonland Swamp. From previous monitoring studies it is known that floodwaters from Big Creek convey...
    • Sediment management alternatives for the Fox Chain of Lakes along the Fox River in Illinois

    • 2002; Bhowmik, Nani G. and Misganaw Demissie; Bluff Lake; Fox Lake (Upper Fox); Grass Lake; ISWS CR 2002-04; Lake; Lake Marie; Nippersink Lake (ISWS - Lake County; Petite Lake; Sedimentation and deposition; Water quality
    • The Fox Chain of Lakes is a series of interconnected glacial lakes that are essentially located along the main stem of the Fox River. Originating in Wisconsin, the Fox River flows through northern Illinois before becoming a major tributary of the...
    • Watershed monitoring for the Lake Decatur Watershed, 1999-2000.

    • 2002; Big Creek (Upper Sangamon); Big Ditch; Camp Creek (Upper Sangamon); Canal; Friends Creek; Goose Creek (Upper Sangamon); ISWS CR 2002-01; Keefer, Laura and Misganaw Demissie; Long Creek (Upper Sangamon); Nitrates -\- Environmental aspects;...
    • Lake Decatur is the water supply reservoir for the City of Decatur. The reservoir was created in 1922 by constructing a dam to impound the flow of the Sangamon River. The dam was modified in 1956 to increase the maximum capacity of the lake to...
    • Watershed monitoring for the Lake Decatur Watershed, 1999-2000.

    • 2002; Big Creek (Upper Sangamon); Big Ditch; Camp Creek (Upper Sangamon); Canal; Friends Creek; Goose Creek (Upper Sangamon); ISWS CR 2002-01; Keefer, Laura and Misganaw Demissie; Long Creek (Upper Sangamon); Nitrates -\- Environmental aspects;...
    • Lake Decatur is the water supply reservoir for the City of Decatur. The reservoir was created in 1922 by constructing a dam to impound the flow of the Sangamon River. The dam was modified in 1956 to increase the maximum capacity of the lake to...

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