WATER SUPPLY AND DEMAND IN ILLINOIS - Mahomet Aquifer Consortium February 16, 2007 Urbana         Back

GOAL OF WATER SUPPLY PLANNING:

Illinois Water Resources

Fresh Water Use in Illinois 2000 and 2025 (mgd)

Domestic Wells in Champaign, Piatt, Dewitt, and Macon Counties

WATER AVAILABILITY IS GOVERNED BY:

THE WATER CYCLE: CLIMATE, SURFACE WATER, and  GROUNDWATER ARE ALL LINKED

10-year running averages of Illinois River watershed precipitation, streamflow (minus Lake Michigan diversion), and groundwater elevation.

FUTURE CLIMATIC CONDITIONS

THE WATER CYCLE: CLIMATE, SURFACE WATER, and  GROUNDWATER ARE ALL LINKED

Rivers and Streams

THE WATER CYCLE: CLIMATE, SURFACE WATER, and  GROUNDWATER ARE ALL LINKED

Geology of the Mahomet Aquifer

Mahomet Aquifer Potentiometric Surface

Increasing water withdrawals  to meet increasing water demands

Mahomet Aquifer Heads near Champaign

CUMULATIVE IMPACTS WITH +10 MGD THRESHOLD

PRIORITY AQUIFERS and WATERSHEDS for WATER SUPPLY PLANNING

KEY QUESTIONS:

IMPROVED INFORMATION FOR REGIONAL WATER SUPPLY PLANNING

"ILLINOIS STATE WATER SURVEY"

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