Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 15.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
15.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Paleosol
Percent
100
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 15.00 ft
End Depth: 20.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
15.00 ft
End Depth
20.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Oxidized And Leached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 20.00 ft
End Depth: 65.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
20.00 ft
End Depth
65.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Oxidized And Unleached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 65.00 ft
End Depth: 155.00 ft
Unit: Kansas City
System
Pennsylvanian (Subsystem Of Carboniferous System)
Series
Group
Kansas City
Formation
Member
Submember
Start Depth
65.00 ft
End Depth
155.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Bedrock Surface - Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
0
Secondary Lithology
Shale
Percent
0
Tertiary Lithology
Sandstone
Percent
0
Comments
Start Depth: 155.00 ft
End Depth: 160.00 ft
Unit: Pleasanton
System
Pennsylvanian (Subsystem Of Carboniferous System)
Series
Group
Bronson
Formation
Pleasanton
Member
Submember
Start Depth
155.00 ft
End Depth
160.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 160.00 ft
End Depth: 305.00 ft
Unit: Marmaton
System
Pennsylvanian (Subsystem Of Carboniferous System)
Series
Group
Marmaton
Formation
Member
Submember
Start Depth
160.00 ft
End Depth
305.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Shale
Percent
0
Secondary Lithology
Limestone
Percent
0
Tertiary Lithology
Sandstone
Percent
0
Comments
Start Depth: 305.00 ft
End Depth: 873.00 ft
Unit: Cherokee
System
Pennsylvanian (Subsystem Of Carboniferous System)
Series
Group
Cherokee
Formation
Member
Submember
Start Depth
305.00 ft
End Depth
873.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Sandstone
Percent
0
Secondary Lithology
Shale
Percent
0
Tertiary Lithology
Coal
Percent
0
Comments
Start Depth: 873.00 ft
End Depth: 895.00 ft
Unit: St. Louis
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Formation
St. Louis
Member
Submember
Start Depth
873.00 ft
End Depth
895.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gap At Base
Primary Lithology
Limestone
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 895.00 ft
End Depth: 1035.00 ft
Unit: Mississippian (Subsystem Of Carboniferous System)
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Formation
Member
Submember
Start Depth
895.00 ft
End Depth
1035.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Gap
Primary Lithology
Unknown
Percent
0
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 1035.00 ft
End Depth: 1050.00 ft
Unit: Keokuk
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Keokuk
Member
Submember
Start Depth
1035.00 ft
End Depth
1050.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, Gap At Top
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1050.00 ft
End Depth: 1140.00 ft
Unit: Burlington
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Burlington
Member
Submember
Start Depth
1050.00 ft
End Depth
1140.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Limestone
Percent
0
Comments
Start Depth: 1140.00 ft
End Depth: 1150.00 ft
Unit: Iowa Falls Dolomite
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Sub-Augusta
Formation
Gilmore City
Member
Iowa Falls Dolomite
Submember
Start Depth
1140.00 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
Percent
0
Comments
Start Depth: 1150.00 ft
End Depth: 1163.00 ft
Unit: Eagle City
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Sub-Augusta
Formation
Maynes Creek
Member
Eagle City
Submember
Start Depth
1150.00 ft
End Depth
1163.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1163.00 ft
End Depth: 1240.00 ft
Unit: Maynes Creek
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Sub-Augusta
Formation
Maynes Creek
Member
Submember
Start Depth
1163.00 ft
End Depth
1240.00 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
Limestone
Percent
0
Comments
Start Depth: 1240.00 ft
End Depth: 1258.00 ft
Unit: North Hill
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
North Hill
Formation
Member
Submember
Start Depth
1240.00 ft
End Depth
1258.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1258.00 ft
End Depth: 1261.00 ft
Unit: Prospect Hill
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
North Hill
Formation
Prospect Hill
Member
Submember
Start Depth
1258.00 ft
End Depth
1261.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Siltstone
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1261.00 ft
End Depth: 1290.00 ft
Unit: Sheffield
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Sheffield
Member
Submember
Start Depth
1261.00 ft
End Depth
1290.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1290.00 ft
End Depth: 1415.00 ft
Unit: Lime Creek
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Lime Creek
Member
Submember
Start Depth
1290.00 ft
End Depth
1415.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Shale
Percent
0
Comments
Start Depth: 1415.00 ft
End Depth: 1887.00 ft
Unit: Devonian
System
Devonian
Series
Group
Formation
Member
Submember
Start Depth
1415.00 ft
End Depth
1887.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Gypsum/Anhydrite
Percent
0
Tertiary Lithology
Limestone
Percent
0
Comments
Start Depth: 1887.00 ft
End Depth: 1930.00 ft
Unit: Laporte City
System
Silurian
Series
Group
Formation
Laporte City
Member
Submember
Start Depth
1887.00 ft
End Depth
1930.00 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
Limestone
Percent
0
Comments
Start Depth: 1930.00 ft
End Depth: 1968.00 ft
Unit: Silurian
System
Silurian
Series
Group
Formation
Member
Submember
Start Depth
1930.00 ft
End Depth
1968.00 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
Percent
0
Comments
Start Depth: 1968.00 ft
End Depth: 1995.00 ft
Unit: Neda
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Neda
Submember
Start Depth
1968.00 ft
End Depth
1995.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1995.00 ft
End Depth: 2040.00 ft
Unit: Brainard Shale
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Brainard Shale
Submember
Start Depth
1995.00 ft
End Depth
2040.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 2040.00 ft
End Depth: 2182.00 ft
Unit: Ft. Atkinson Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Ft. Atkinson Limestone
Submember
Start Depth
2040.00 ft
End Depth
2182.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 2182.00 ft
End Depth: 2269.00 ft
Unit: Elgin Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Elgin Limestone
Submember
Start Depth
2182.00 ft
End Depth
2269.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Shale
Percent
0
Comments
Start Depth: 2269.00 ft
End Depth: 2330.00 ft
Unit: Galena
System
Ordovician
Series
Group
Galena
Formation
Member
Submember
Start Depth
2269.00 ft
End Depth
2330.00 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
Unknown
Percent
0
Comments
Start Depth: 2330.00 ft
End Depth: 2395.00 ft
Unit: Dunleith
System
Ordovician
Series
Group
Galena
Formation
Dunleith
Member
Submember
Start Depth
2330.00 ft
End Depth
2395.00 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
Percent
0
Comments
Start Depth: 2395.00 ft
End Depth: 2470.00 ft
Unit: Decorah/Platteville Undiff.
System
Ordovician
Series
Group
Galena
Formation
Decorah/Platteville Undiff.
Member
Submember
Start Depth
2395.00 ft
End Depth
2470.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Limestone
Percent
0
Tertiary Lithology
Shale
Percent
0
Comments
Start Depth: 2470.00 ft
End Depth: 2492.00 ft
Unit: St. Peter Sandstone
System
Ordovician
Series
Group
Ancell
Formation
St. Peter Sandstone
Member
Submember
Start Depth
2470.00 ft
End Depth
2492.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sandstone
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 2492.00 ft
End Depth: 2667.00 ft
Unit: Willow River
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
Willow River
Submember
Start Depth
2492.00 ft
End Depth
2667.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Sandstone
Percent
0
Tertiary Lithology
Chert/Chalcedony
Percent
0
Comments
Start Depth: 2667.00 ft
End Depth: 2733.00 ft
Unit: New Richmond
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
New Richmond
Submember
Start Depth
2667.00 ft
End Depth
2733.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Sandstone
Percent
0
Tertiary Lithology
Chert/Chalcedony
Percent
0
Comments
Start Depth: 2733.00 ft
End Depth: 2906.00 ft
Unit: Oneota
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Oneota
Member
Submember
Start Depth
2733.00 ft
End Depth
2906.00 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
Percent
0
Comments
Start Depth: 2906.00 ft
End Depth: 2937.00 ft
Unit: Jordan
System
Cambrian
Series
Group
Formation
Jordan
Member
Submember
Start Depth
2906.00 ft
End Depth
2937.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Sandstone
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 2937.00 ft
End Depth: 2964.00 ft
Unit: St. Lawrence
System
Cambrian
Series
Group
Formation
St. Lawrence
Member
Submember
Start Depth
2937.00 ft
End Depth
2964.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Partial Penetration (Base Not Met), No Gap At Top
Primary Lithology
Dolomite
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments