Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 5.00 ft
Unit: Quaternary
System
Quaternary
Series
Group
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
5.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Soil Or Fill
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 5.00 ft
End Depth: 35.00 ft
Unit: Quaternary
System
Quaternary
Series
Group
Formation
Member
Submember
Start Depth
5.00 ft
End Depth
35.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Silt
Percent
0
Secondary Lithology
Sand And Gravel
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 35.00 ft
End Depth: 140.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
35.00 ft
End Depth
140.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Unoxidized And Unleached
Percent
0
Secondary Lithology
Sand And Gravel
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 140.00 ft
End Depth: 250.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
140.00 ft
End Depth
250.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till
Percent
0
Secondary Lithology
Silt
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 250.00 ft
End Depth: 810.00 ft
Unit: Pennsylvanian (Subsystem Of Carboniferous System)
System
Pennsylvanian (Subsystem Of Carboniferous System)
Series
Group
Formation
Member
Submember
Start Depth
250.00 ft
End Depth
810.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Bedrock Surface - Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Shale
Percent
0
Secondary Lithology
Ls/Dol Mixed
Percent
0
Tertiary Lithology
Sandstone
Percent
0
Comments
Start Depth: 810.00 ft
End Depth: 845.00 ft
Unit: St. Louis
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Formation
St. Louis
Member
Submember
Start Depth
810.00 ft
End Depth
845.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 845.00 ft
End Depth: 905.00 ft
Unit: Spergen
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Formation
Spergen
Member
Submember
Start Depth
845.00 ft
End Depth
905.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Shale
Percent
0
Tertiary Lithology
Limestone
Percent
0
Comments
Start Depth: 905.00 ft
End Depth: 935.00 ft
Unit: Warsaw
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Warsaw
Member
Submember
Start Depth
905.00 ft
End Depth
935.00 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: 935.00 ft
End Depth: 1000.00 ft
Unit: Keokuk
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Keokuk
Member
Submember
Start Depth
935.00 ft
End Depth
1000.00 ft
Contact Accuracy
Top & Base Accurate For Sample
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: 1000.00 ft
End Depth: 1075.00 ft
Unit: Burlington
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Burlington
Member
Submember
Start Depth
1000.00 ft
End Depth
1075.00 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
Chert/Chalcedony
Percent
0
Comments
Start Depth: 1075.00 ft
End Depth: 1135.00 ft
Unit: Gilmore City
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Sub-Augusta
Formation
Gilmore City
Member
Submember
Start Depth
1075.00 ft
End Depth
1135.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
100
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 1135.00 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
1135.00 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: 1160.00 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
1160.00 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
Chert/Chalcedony
Percent
0
Comments
Start Depth: 1160.00 ft
End Depth: 1220.00 ft
Unit: Maynes Creek
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Sub-Augusta
Formation
Maynes Creek
Member
Submember
Start Depth
1160.00 ft
End Depth
1220.00 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: 1220.00 ft
End Depth: 1254.00 ft
Unit: North Hill
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
North Hill
Formation
Member
Submember
Start Depth
1220.00 ft
End Depth
1254.00 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: 1254.00 ft
End Depth: 1290.00 ft
Unit: Maple Mill
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Maple Mill
Member
Submember
Start Depth
1254.00 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: 1372.00 ft
Unit: Lime Creek
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Lime Creek
Member
Submember
Start Depth
1290.00 ft
End Depth
1372.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1372.00 ft
End Depth: 1920.00 ft
Unit: Devonian
System
Devonian
Series
Group
Formation
Member
Submember
Start Depth
1372.00 ft
End Depth
1920.00 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
Shale
Percent
0
Comments
Start Depth: 1920.00 ft
End Depth: 1945.00 ft
Unit: Brainard Shale
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Brainard Shale
Submember
Start Depth
1920.00 ft
End Depth
1945.00 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: 2237.00 ft
End Depth: 2300.00 ft
Unit: Galena
System
Ordovician
Series
Group
Galena
Formation
Member
Submember
Start Depth
2237.00 ft
End Depth
2300.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Shale
Percent
0
Tertiary Lithology
Chert/Chalcedony
Percent
0
Comments
Start Depth: 2300.00 ft
End Depth: 2357.00 ft
Unit: Decorah/Platteville Undiff.
System
Ordovician
Series
Group
Galena
Formation
Decorah/Platteville Undiff.
Member
Submember
Start Depth
2300.00 ft
End Depth
2357.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Shale
Percent
0
Tertiary Lithology
Sandstone
Percent
0
Comments
Start Depth: 2357.00 ft
End Depth: 2396.00 ft
Unit: St. Peter Sandstone
System
Ordovician
Series
Group
Ancell
Formation
St. Peter Sandstone
Member
Submember
Start Depth
2357.00 ft
End Depth
2396.00 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: 2396.00 ft
End Depth: 2442.00 ft
Unit: Willow River
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
Willow River
Submember
Start Depth
2396.00 ft
End Depth
2442.00 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: 2442.00 ft
End Depth: 2496.00 ft
Unit: New Richmond
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
New Richmond
Submember
Start Depth
2442.00 ft
End Depth
2496.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, 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: 2496.00 ft
End Depth: 2604.00 ft
Unit: Oneota
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Oneota
Member
Submember
Start Depth
2496.00 ft
End Depth
2604.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 2604.00 ft
End Depth: 2655.00 ft
Unit: Jordan
System
Cambrian
Series
Group
Formation
Jordan
Member
Submember
Start Depth
2604.00 ft
End Depth
2655.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sandstone
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Shale
Percent
0
Comments
Start Depth: 2655.00 ft
End Depth: 2690.00 ft
Unit: St. Lawrence
System
Cambrian
Series
Group
Formation
St. Lawrence
Member
Submember
Start Depth
2655.00 ft
End Depth
2690.00 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
Percent
0
Comments
Start Depth: 2690.00 ft
End Depth: 2720.00 ft
Unit: Proterozoic
System
Proterozoic
Series
Group
Formation
Member
Submember
Start Depth
2690.00 ft
End Depth
2720.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Partial Penetration (Base Not Met), No Gap At Top
Primary Lithology
Igneous/Metamorphic
Percent
100
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments