world of water [part 1 of 3]

W2 WORLD of WATER:

W 2 WORLD of WATER 1

Slide 2:

2

Slide 3:

Mahomet Aquifer Consortium SUSTAINABLE WATER SUPPLIES in EAST-CENTRAL ILLINOIS 3

Slide 4:

WHY YOU SHOULD CARE YOU need a reliable supply of water. YOU share water sources with others. YOU can help protect the environment. YOUR actions can make a difference. 4

THREE PARTS:

THREE PARTS THE REGION 2. WATER USE 3. SUSTAINABLE WATER SUPPLIES 5

PART 1. THE REGION:

PART 1. THE REGION 6

Slide 7:

Bloomington Springfield Decatur Danville Illinois River Lake Springfield Mahomet Aquifer Illinois River EAST-CENTRAL ILLINOIS WATER PLANNING AREA SURFACE WATER and GROUNDWATER Dam & Reservoir Champaign -Urbana Pekin Havana 15-County Region Mahomet Aquifer Lake Decatur dam 8

Slide 8:

8 Community Groundwater Supplies in the Mahomet Aquifer 9

WHERE DOES OUR WATER COME FROM?:

WHERE DOES OUR WATER COME FROM? land surface Mahomet Aquifer (68%) Shallow aquifers (10%) Surface water (22%) 350 feet 10

ILLINOIS WATER LAW:

ILLINOIS WATER LAW Nobody has absolute ownership of water. We share water resources. You need a permit to construct a well, but not to withdraw water. Reasonable use – courts settle conflicts. No standards to prevent depletion of groundwater. 10

THE WATER CYCLE: climate, surface waters and groundwater are linked :

THE WATER CYCLE: climate, surface waters and groundwater are linked 11 run off RAIN AQUIFER [SAND] groundwater is stored in spaces between sand particles LAKE , RIVER or RESERVOIR ( surface water) infiltration evaporation

Slide 12:

FLOODS and DROUGHT 12

CLIMATE VARIABILITY AND CHANGE:

CLIMATE VARIABILITY AND CHANGE 13 SUMMER 1988 DROUGHT: SPRINGFIELD RAIN 4 in. SUMMER 1993 FLOODS: SPRINGFIELD RAIN 20 in. 14 AVERAGE SUMMER RAIN: SPRINGFIELD 12 INCHES

Slide 14:

14 Lake Springfield 1988 Drought

GLACIERS FORM AQUIFERS:

GLACIERS FORM AQUIFERS 15 15 USGS Wikipedia

EFFECTS OF GLACIERS: vertical slice through upper 300 feet of geology:

EFFECTS OF GLACIERS: vertical slice through upper 300 feet of geology BEDROCK Illinois River fast recharge slow recharge Havana Lowlands Indiana clay 16 Mahomet Aquifer sand sand sand

Worl of Water:

Worl of Water (end of part1, please watch part 2)

THANK YOU!:

THANK YOU! 18 Mahomet Aquifer Consortium Regional Water Supply Planning Committee Illinois State Water Survey Illinois State Geological Survey Illinois Natural History Survey United States Geological Survey Illinois Department of Natural Resources Illinois American Water http://www.rwspc.org/ http://www.mahometaquiferconsortium.org/ http://isws.illinois.edu/