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  • All fields: Bedrock
(228 results)



Display: 20

    • Yields of shallow dolomite wells in northern Illinois

    • 1963; Aquifer; Aquifers; Cambrian-Ordovician aquifer; Csallany, Sandor C., and William C. Walton; Galena Dolomite; Galena-Platteville aquifer; Geologic; Groundwater; Hydrogeology; ISWS RI-46; Maquoketa Group; Niagaran Series; Silurian dolomite...
    • In northern Illinois large quantities of ground water are withdrawn from wells in shallow dolomite aquifers of Silurian and Ordovician age. The Niagaran and Alexandrian Series of Silurian age and the Galena-Platteville Dolomite of Ordovician age...
    • Ground-water recharge and runoff in Illinois

    • 1965; Aquifer; Aquifers; Artificial recharge of groundwater; Cambrian-Ordovician aquifer; Geologic; Groundwater; Hydrogeology; ISWS RI-48; Maquoketa Group; Runoff; Silurian dolomite aquifer; Walton, William C.; Water-supply; shallow dolomite aquifer
    • Recharge conditions in several areas of northeastern Illinois are described, and recharge rates for several aquifers in central and southern Illinois are given. Recharge rates to deeply buried bedrock and sand-and-gravel aquifers vary from 1300 to...
    • Preliminary report on the ground-water resources of the Havana region in west central Illinois

    • 1965; Aquifer; Aquifers; Groundwater; Hydrogeology; ISWS COOP-3; Sankoty Sand aquifer; Walker, William H., Robert E. Bergstrom, and William C. Walton; Water quality
    • A large undeveloped ground-water reservoir underlies an area along the Illinois and Sangamon Rivers in west-central Illinois. The area is called the Havana region in this report.This report is based on data collected during the investigation 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 Large supplies of groundwater chiefly for municipal use are withdrawn from wells in permeable sands and gravels in thick...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...
    • 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...
    • Development of the Regional Climate-Weather Research and Forecasting (CWRF) model: surface...

    • 2005; Climatology -\- Mathematical models; ISWS SR 2005-01; Liang, Xin-Zhong, Hyun I Choi, Kenneth E. Kunkel, Yongjiu Dai, Everette Joseph, Julian X.L. Wang, and Praveen Kumar; Mesometeorology -\- Mathematical models; Weather forecasting -\-...
    • The Climate-Weather Research and Forecasting (CWRF) is the climate extension of the Weather Research and Forecasting (WRF) model, incorporating all WRF functionalities for numerical weather predictions while enhancing the capability for climate...
    • Prioritizing Illinois aquifers and watersheds for water supply planning.

    • 2006; Aquifers; ISWS IEM 2006-04; Water-supply; Wehrmann, H. Allen and H. Vernon Knapp.
    • Four aquifer systems and five watersheds in Illinois are identified as most in need of attention for water supply planning and management purposes. The aquifers and watersheds are identified on the basis of limited water supply availability and...
    • Illinois State Geological Survey Annual Report 2006

    • Annual Report; Applied Geophysics Section; Benoist sandstone; Bluff Springs Fen; Bob Krepps; Centennial speaker program; Central Great Lakes Geologic Mapping Coalition; Cheryl Nimz; Chicago River Student Congress; Chicago natural disaster planning;...
    • Illinois State Geological Survey Annual Report 2006 contains the following information: Introduction, ISGS Awards, Centennial Celebration, Energy, Mapping and Hydrogeology, Transportation and the Environment, Active Projects and Publications. ...
    • Illinois State Geological Survey Annual Report 2006

    • Annual Report; Applied Geophysics Section; Benoist sandstone; Bluff Springs Fen; Bob Krepps; Centennial speaker program; Central Great Lakes Geologic Mapping Coalition; Cheryl Nimz; Chicago River Student Congress; Chicago natural disaster planning;...
    • Illinois State Geological Survey Annual Report 2006 contains the following information: Introduction, ISGS Awards, Centennial Celebration, Energy, Mapping and Hydrogeology, Transportation and the Environment, Active Projects and Publications
    • Bedrock Geology of Kane County, Illinois

    • Aquifers; Bedrock geology; Groundwater; Hydrogeology; ICGM; Illinois County Geologic Map; Kane County Illinois
    • Map (1 sheet) showing the characteristics of the bedrock surface of Kane County, Illinois.
    • Kane County water resources investigations: final report on geologic investigations

    • Aquifers; Geologic mapping; Geologic modeling; Groundwater; Hydrogeologic mapping; Kane County Illinois; Quaternary deposits; Water resources
    • Final report that summarizes a multiphase investigation on the water resources of Kane County, Illinois. The objective of the research is to describe geologic and hydrogeologic mapping of Kane County as part of an assessment of its water resources....

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