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  • All fields: Watershed
(969 results)



Display: 20

    • 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...
    • 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...
    • 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...
    • Illinois Rivers Decision Support System (ILRDSS)

    • 2002; Hydraulic models; Hydrologic models; ISWS IEM 2002-02; Illinois River Watershed; Watershed; Watershed management
    • The Illinois River has become a focus of state and federal agencies and other organizations interested in integrated watershed management. As a result, issues related to habitat restoration, floodplain management, navigation, erosion and...
    • Watershed monitoring for the Lake Decatur watershed, 2000-2003.

    • 2005; ISWS CR 2005-09; Keefer, Laura and Erin Bauer.; Lake Decatur; Nitrates; Reservoir; Water quality; Water quality monitoring stations; Watershed management
    • 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...
    • Quarterly Report 2: Beaucoup Creek Watershed

    • 303d List; Beaucoup Creek Watershed; Dissolved Oxygen Impairment; Phosphorus; TMDL; Total Maximum Daily Load; Water Quality Management; Watershed Management; Watersheds
    • This is second in a series of quarterly reports to provide an update of Total Maximum Daily Load (TMDL) development in the Beaucoup Creek Watershed. The Illinois Environmental Protection Agency (Illinois EPA) is responsible for TMDL development and...
    • Quarterly Report 2: Beaucoup Creek Watershed

    • 303d List; Beaucoup Creek Watershed; Dissolved Oxygen Impairment; Phosphorus; TMDL; Total Maximum Daily Load; Water Quality Management; Watershed Management; Watersheds
    • This is second in a series of quarterly reports to provide an update of Total Maximum Daily Load (TMDL) development in the Beaucoup Creek Watershed. The Illinois Environmental Protection Agency (Illinois EPA) is responsible for TMDL development and...
    • 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....
    • Guidance for Developing Watershed Action Plans in Illinois

    • EPA; Environmental Protection Agency; IEPA; guidance manuals; water quality; watershed management; watershed planning
    • Watershed planning efforts have evolved considerably over the last couple decades. Previously, such efforts were often top-down processes that focused primarily on single issues. More recently, local groups variously described as place-based or...
    • Guidance for Developing Watershed Action Plans in Illinois

    • EPA; Environmental Protection Agency; IEPA; guidance manuals; water quality; watershed management; watershed planning
    • Watershed planning efforts have evolved considerably over the last couple decades. Previously, such efforts were often top-down processes that focused primarily on single issues. More recently, local groups variously described as place-based or...
    • Quarterly Report 2: Big Muddy River #1 Watershed

    • 303d List; Big Muddy River; Dissolved Oxygen Impairment; Phosphorus; TMDL; Total Maximum Daily Load; Water Quality Management; Watershed Management; Watersheds
    • This is second in a series of quarterly reports to provide an update of Total Maximum Daily Load (TMDL) development in the Big Muddy River #1 Watershed. The Illinois Environmental Protection Agency (Illinois EPA) is responsible for TMDL development...
    • Quarterly Report 2: Casey Fork Watershed

    • 303d List; Casey Fork; Dissolved Oxygen Impairment; Phosphorus; TMDL; Total Maximum Daily Load; Water Quality Management; Watershed Management; Watersheds
    • This is second in a series of quarterly reports to provide an update of Total Maximum Daily Load (TMDL) development in the Casey Fork Watershed. The Illinois Environmental Protection Agency (Illinois EPA) is responsible for TMDL development and has...
    • Quarterly Report 1: Beaucoup Creek Watershed

    • 303d List; Beaucoup Creek Watershed; Dissolved Oxygen Impairment; Phosphorus; TMDL; Total Maximum Daily Load; Water Quality Management; Watershed Management; Watersheds
    • This is first in a series of quarterly reports to provide an update of Total Maximum Daily Load (TMDL) development in the Beaucoup Creek Watershed. The Illinois Environmental Protection Agency (IEPA) is responsible for TMDL development and has...

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