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Illinois Digital Archives

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    • Sales and Use Tax Changes

    • 100 Percent Biodiesel; 2004-04; Cost of Collection; Exemption; FY 2004-04 Sales and Use Tax Changes; Gasohol; IDOR; Illinois Revenue Fy 2004-04 Sales and Use Tax Changes; Illinois Revenue Sales and Use Tax Changes; Majority Blended Ethanol Fuel;...
    • Illinois Department of Revenue publication FY 2004-04 Sales and Use Tax Changes, Informational Bulletin to: All Retailers and Servicepersons. This bulletin identifies several changes recently enacted by the Illinois General Assembly.
    • Groundwater resources in Champaign County

    • 1950; Groundwater; ISWS RI-6; Municipal water supply; Smith, Harman F.; Water table; Wells
    • This investigation is part of a state - wide investigation of groundwater resources being conducted by the State Water Survey Division. Records of more than 1400 wells have been tabulated. These wells penetrate one or more of three separate and...
    • Groundwater resources of the buried Mahomet Bedrock Valley

    • 1969; Aquifer; Aquifers; Geologic; ISWS RI-62; Mahomet Sand aquifer; Mahomet(Teays) Bedrock Valley; Visocky, Adrian P., and Richard J. Schicht; Water resources development; Water-supply; Wells
    • The buried Mahomet Bedrock Valley and its major tributaries cover an area of about 3700 square miles in east-central Illinois. Large supplies of groundwater chiefly for municipal use are withdrawn from wells in permeable sands and gravels in thick...
    • Groundwater resources of the buried Mahomet Bedrock Valley

    • 1969; Aquifer; Aquifers; Geologic; ISWS RI-62; Mahomet Sand aquifer; Mahomet(Teays) Bedrock Valley; Visocky, Adrian P., and Richard J. Schicht; Water resources development; Water-supply; Wells
    • The buried Mahomet Bedrock Valley and its major tributaries cover an area of about 3700 square miles in east-central Illinois. Large supplies of groundwater chiefly for municipal use are withdrawn from wells in permeable sands and gravels in thick...
    • Illinois tornadoes

    • 1971; ISWS C-103; Tornadoes; Wilson, John W., and Stanley A. Changnon, Jr.
    • This report presents the climatology of Illinois tornadoes based on data from the 1916-1969 period, and offers a variety of general interest tornado facts. Illinois ranks eighth nationally in the number of tornadoes, but first in deaths and second...
    • 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...
    • September Unemployment Rate 10.5 Percent

    • 1983; Greg Rivara; unemployment
    • The Illinois seasonally adjusted unemployment rate for August increased 0.5 percent to10.5 percent, according to figures released today by the Illinois Department of Employment Security. It is the highest level since October 1983.
    • Impacts of irrigation and drought on Illinois ground-water resources

    • 1987; Bowman, Jean A., and Mark A. Collins; Droughts; Groundwater; ISWS RI-109; Irrigation
    • This investigation is the first of three phases of a ground-water management study. In this report, effects of irrigation and drought on the ground-water resources of Illinois are examined. Irrigation water use for five soil types is estimated from...
    • Irrigation practices in Illinois

    • 1991; Bowman, Jean A., and Brian C. Kimpel; ISWS RR-118; Irrigation
    • Biweekly and total irrigation amounts and irrigation scheduling practices were monitored at representative sites in central Illinois during the 1988 and 1989 growing seasons. The purpose was to gather baseline information on average quantities of...
    • 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...
    • Atmospheric dispersion study of deicing salt applied to roads : first progress report

    • 2000; Aerosols; Air quality; Atmospheric deposition; ISWS CR 2000-05; Roads -\- Snow and ice control -\- Environmental aspects; Williams, Allen L., Gary J. Stensland, Cathy R. Peters, and Jim Osborne
    • This report describes the status of an initial effort to understand and describe the atmospheric transport of road salt in the form of sodium chloride (NaCl) applied to highways as a deicing material. The study area is a proposed 20.1 kilometer or...
    • 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....
    • Sidestream elevated pool aeration (SEPA) stations: effects on in-stream dissolved oxygen

    • 2000; Butts, Thomas A., Dana B. Shackleford, and Thomas R. Bergerhouse; ISWS CR 2000-02; Reservoir; Water -\- Aeration; Water -\- Dissolved oxygen; Waterloo Reservoir (ISWS - Monroe County)
    • As a result of increased pollutant loading and low in-stream velocities, dissolved oxygen (DO) levels in the Chicago waterways historically have been low. In 1984, the Metropolitan Water Reclamation District of Greater Chicago (MWRDGC) issued a...
    • 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...
    • Sedimentation survey of Lake Decatur's Basin 6, Macon County, Illinois.

    • 2001; Bogner, William C.; ISWS CR 2001-07; Lake Decatur; Reservoir; Reservoir sedimentation; Sangamon River; Sedimentation analysis; Stream; Stream measurements
    • Sedimentation detracts from the use of any water supply lake by reducing lake depth and volume, with a reduction of reserve water supply capacity and possible burying of intake structures. Sedimentation of a reservoir is a natural process that can...
    • Non-Home Rule Sales Tax in Arcola

    • 2002-04; Arcola; IDOR; Illinois Revenue; Informational Bulletin; Non-Home Rule; Sales Tax
    • Illinois Department of Revenue publication FY 2002-04 Non-Home Rule Sales Tax in Arcola, Informational Bulletin To: All Retailers and Servicepersons Conducting Business in Arcola. Effective January 1, 2002, Arcola has imposed non-home rule sales...

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