Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 10.00 ft
Unit: Quaternary
System
Quaternary
Series
Group
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
10.00 ft
Contact Accuracy
Contacts Poorly Defined Or Complete Gap
Penetration
Complete Gap
Primary Lithology
Unknown
Percent
0
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 10.00 ft
End Depth: 20.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
10.00 ft
End Depth
20.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Unleached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 20.00 ft
End Depth: 30.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
20.00 ft
End Depth
30.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Leached
Percent
75
Secondary Lithology
Till - Oxidized And Unleached
Percent
25
Tertiary Lithology
Percent
0
Comments
Start Depth: 30.00 ft
End Depth: 60.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
30.00 ft
End Depth
60.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Unleached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 60.00 ft
End Depth: 70.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
60.00 ft
End Depth
70.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Leached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 70.00 ft
End Depth: 90.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
70.00 ft
End Depth
90.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Unleached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 90.00 ft
End Depth: 110.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
90.00 ft
End Depth
110.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Unoxidized And Unleached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 110.00 ft
End Depth: 120.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
110.00 ft
End Depth
120.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Unleached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 120.00 ft
End Depth: 140.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
120.00 ft
End Depth
140.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Leached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 140.00 ft
End Depth: 150.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
140.00 ft
End Depth
150.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Unoxidized And Unleached
Percent
70
Secondary Lithology
Till - Oxidized And Unleached
Percent
30
Tertiary Lithology
Percent
0
Comments
Start Depth: 150.00 ft
End Depth: 220.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
150.00 ft
End Depth
220.00 ft
Contact Accuracy
Contacts Poorly Defined Or Complete Gap
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Unleached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 220.00 ft
End Depth: 230.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
220.00 ft
End Depth
230.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Leached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 230.00 ft
End Depth: 300.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
230.00 ft
End Depth
300.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Unleached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 300.00 ft
End Depth: 370.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
300.00 ft
End Depth
370.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Leached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 370.00 ft
End Depth: 380.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
370.00 ft
End Depth
380.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gap At Base
Primary Lithology
Till - Oxidized And Unleached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 380.00 ft
End Depth: 410.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
380.00 ft
End Depth
410.00 ft
Contact Accuracy
Contacts Poorly Defined Or Complete Gap
Penetration
Complete Gap
Primary Lithology
Unknown
Percent
0
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 410.00 ft
End Depth: 420.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
410.00 ft
End Depth
420.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gap At Top
Primary Lithology
Till - Oxidized And Leached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 420.00 ft
End Depth: 610.00 ft
Unit: Dakota
System
Cretaceous
Series
Group
Fort Benton ("Lower Colorado ")
Formation
Dakota
Member
Submember
Start Depth
420.00 ft
End Depth
610.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Shale
Percent
70
Secondary Lithology
Sandstone
Percent
15
Tertiary Lithology
Sandstone
Percent
15
Comments
Start Depth: 610.00 ft
End Depth: 720.00 ft
Unit: Mississippian (Subsystem Of Carboniferous System)
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Formation
Member
Submember
Start Depth
610.00 ft
End Depth
720.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Ls/Dol Mixed
Percent
50
Secondary Lithology
Sandstone
Percent
40
Tertiary Lithology
Chert/Chalcedony
Percent
10
Comments
Start Depth: 720.00 ft
End Depth: 730.00 ft
Unit: Yellow Spring (New Albany)
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Member
Submember
Start Depth
720.00 ft
End Depth
730.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sandstone
Percent
60
Secondary Lithology
Shale
Percent
40
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 730.00 ft
End Depth: 1025.00 ft
Unit: Lime Creek
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Lime Creek
Member
Submember
Start Depth
730.00 ft
End Depth
1025.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Dolomite
Percent
90
Secondary Lithology
Shale
Percent
7
Tertiary Lithology
Sandstone
Percent
3
Comments
Start Depth: 1025.00 ft
End Depth: 1137.00 ft
Unit: Maquoketa
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Submember
Start Depth
1025.00 ft
End Depth
1137.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gap At Base
Primary Lithology
Dolomite
Percent
80
Secondary Lithology
Chert/Chalcedony
Percent
20
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 1070.00 ft
End Depth: 1150.00 ft
Unit: Elgin Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Elgin Limestone
Submember
Start Depth
1070.00 ft
End Depth
1150.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Shale
Percent
0
Comments
Start Depth: 1137.00 ft
End Depth: 1355.00 ft
Unit: Galena
System
Ordovician
Series
Group
Galena
Formation
Member
Submember
Start Depth
1137.00 ft
End Depth
1355.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gap At Top
Primary Lithology
Dolomite
Percent
95
Secondary Lithology
Chert/Chalcedony
Percent
5
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 1355.00 ft
End Depth: 1425.00 ft
Unit: Decorah
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Submember
Start Depth
1355.00 ft
End Depth
1425.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
70
Secondary Lithology
Dolomite
Percent
15
Tertiary Lithology
Sandstone
Percent
15
Comments
Start Depth: 1425.00 ft
End Depth: 1450.00 ft
Unit: Platteville
System
Ordovician
Series
Group
Galena
Formation
Platteville
Member
Submember
Start Depth
1425.00 ft
End Depth
1450.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
45
Secondary Lithology
Sandstone
Percent
35
Tertiary Lithology
Shale
Percent
20
Comments
Start Depth: 1450.00 ft
End Depth: 1480.00 ft
Unit: St. Peter Sandstone
System
Ordovician
Series
Group
Ancell
Formation
St. Peter Sandstone
Member
Submember
Start Depth
1450.00 ft
End Depth
1480.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sandstone
Percent
60
Secondary Lithology
Dolomite
Percent
35
Tertiary Lithology
Shale
Percent
5
Comments
Start Depth: 1480.00 ft
End Depth: 1620.00 ft
Unit: Prairie Du Chien
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Member
Submember
Start Depth
1480.00 ft
End Depth
1620.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Dolomite
Percent
80
Secondary Lithology
Chert/Chalcedony
Percent
10
Tertiary Lithology
Sandstone
Percent
10
Comments
Start Depth: 1620.00 ft
End Depth: 1677.00 ft
Unit: Jordan
System
Cambrian
Series
Group
Formation
Jordan
Member
Submember
Start Depth
1620.00 ft
End Depth
1677.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sandstone
Percent
60
Secondary Lithology
Dolomite
Percent
40
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 1677.00 ft
End Depth: 1728.00 ft
Unit: St. Lawrence
System
Cambrian
Series
Group
Formation
St. Lawrence
Member
Submember
Start Depth
1677.00 ft
End Depth
1728.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
85
Secondary Lithology
Limestone
Percent
15
Tertiary Lithology
Shale
Percent
0
Comments
Start Depth: 1728.00 ft
End Depth: 1880.00 ft
Unit: Lone Rock
System
Cambrian
Series
Group
Tunnel City
Formation
Lone Rock
Member
Submember
Start Depth
1728.00 ft
End Depth
1880.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
85
Secondary Lithology
Dolomite
Percent
15
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 1880.00 ft
End Depth: 1890.00 ft
Unit: Wonewoc
System
Cambrian
Series
Group
Tunnel City
Formation
Wonewoc
Member
Submember
Start Depth
1880.00 ft
End Depth
1890.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gap At Top
Primary Lithology
Dolomite
Percent
60
Secondary Lithology
Sandstone
Percent
40
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 1890.00 ft
End Depth: 1970.00 ft
Unit: Bonneterre/Eau Claire Undiff.
System
Cambrian
Series
Group
Tunnel City
Formation
Bonneterre/Eau Claire Undiff.
Member
Submember
Start Depth
1890.00 ft
End Depth
1970.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
70
Secondary Lithology
Dolomite
Percent
30
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 1970.00 ft
End Depth: 2030.00 ft
Unit: Mt. Simon
System
Cambrian
Series
Group
Tunnel City
Formation
Mt. Simon
Member
Submember
Start Depth
1970.00 ft
End Depth
2030.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sandstone
Percent
100
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 2030.00 ft
End Depth: 2040.00 ft
Unit: Proterozoic
System
Proterozoic
Series
Group
Formation
Member
Submember
Start Depth
2030.00 ft
End Depth
2040.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Partial Penetration (Base Not Met), No Gap At Top
Primary Lithology
Igneous/Metamorphic
Percent
0
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments