Surficial Geology and Features
Surficial map themes include surficial geology, drift thickness, three-dimensional modeling, soils and parent materials, construction conditions, orthophoto imagery, and overburden thickness.
Quadrangle
Construction Conditions
Drift Thickness
Antioch Beecher West Carbondale Crystal Lake Elgin Naperville Oak Hill Spring Bay Steger Villa Grove Vincennes
Orthophoto Imagery
Poster
Sinkhole Density and Distribution
Cahokia Columbia Renault Waterloo
Soils and Parent Materials
Surficial Geology
Alton
Ames
Antioch
Arlington Heights
Aurora North
Aurora South
Barrington
Beecher West
Berwyn
Bethalto
Big Rock
Blackhawk
Blue Island
Calumet City
Carbondale
Cave In Rock
Chicago Loop
Chillicothe
Collinsville
Columbia
Crab Orchard
Crab Orchard Lake
Creal Springs
Crystal Lake
Dekoven
Dunlap
Dyer
Eddyville
Edwardsville
Elburn
Elgin
Elmhurst
Elsah
Englewood
Evanston
Forsyth
Frankfort
Freeburg
French Village
Geneva
Gifford
Grafton
Granite City
Grantfork
Grayslake
Grayville
Hampshire
Harvey
Hebron
Herod
Herrin
Highland
Highland Park
Hinsdale
Huntley
Jackson Park
Johnston City
Karbers Ridge
Lacon
Ladd
Lake Calumet
Lake Zurich
LaSalle
Lebanon
Leland
Leonore
Libertyville
Long Creek
Long Point
Mackinaw
Manhattan
Maple Park
Marengo North
Marengo South
Marine
Marion
Marseilles
Mascoutah
McHenry
Metropolis
Millstadt
Mokena
Monks Mound
Naperville
New Athens East
New Athens West
New Douglas
Oak Hill
Oakville
O'Fallon
Ottawa
Paderborn
Palos Park
Park Ridge
Pecatonica
Pingree Grove
Pittsburg
Prairie Center
Prairietown
Putnam
Ransom
Red Bud
Repton
Richmond
River Forest
Rome
Rosiclare
Sag Bridge
Saline Mines
Sheridan
Shetlerville
Spring Bay
Spring Valley
St. Jacob
Starved Rock
Steger
Stonefort
Streamwood
Streator North
Streator South
Sugar Grove
Tinley Park
Tonica
Troy Grove
Valmeyer
Villa Grove
Wadsworth
Warren
Wauconda
Waukegan
Welge
West Chicago
Wheeling
Wood River
Worden
Yorkville
Zion
Three-dimensional Model
County
Drift Thickness
Jo Daviess Lake McLean Tazewell
Surficial Geology
Bureau Carroll Jo Daviess Henry Lee Madison McLean St. Clair Tazewell
Three-dimensional Model
Regional
Elevation of the Basal Sand of the Middle Illinois River Valley
Surfical Geology of the Middle Illinois River Valley
Statewide (8½ × 11)
Drift thickness
Loess thickness
Quaternary deposits
Surface topography
Updated 06/19/2012 SLD