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: 15.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
5.00 ft
End Depth
15.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Oxidized And Leached
Percent
0
Secondary Lithology
Paleosol
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 15.00 ft
End Depth: 30.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
15.00 ft
End Depth
30.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Paleosol
Percent
0
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 30.00 ft
End Depth: 50.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
30.00 ft
End Depth
50.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Oxidized And Unleached
Percent
0
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 50.00 ft
End Depth: 95.00 ft
Unit: Pleistocene Series
System
Quaternary
Series
Pleistocene Series
Group
Formation
Member
Submember
Start Depth
50.00 ft
End Depth
95.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sand And Gravel
Percent
0
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 95.00 ft
End Depth: 110.00 ft
Unit: Pleistocene Series
System
Quaternary
Series
Pleistocene Series
Group
Formation
Member
Submember
Start Depth
95.00 ft
End Depth
110.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Unoxidized And Unleached
Percent
0
Secondary Lithology
Shale
Percent
0
Tertiary Lithology
Sand And Gravel
Percent
0
Comments
Start Depth: 110.00 ft
End Depth: 140.00 ft
Unit: Cherokee
System
Pennsylvanian (Subsystem Of Carboniferous System)
Series
Group
Cherokee
Formation
Member
Submember
Start Depth
110.00 ft
End Depth
140.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Bedrock Surface - Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
0
Secondary Lithology
Sandstone
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 140.00 ft
End Depth: 210.00 ft
Unit: St. Louis
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Formation
St. Louis
Member
Submember
Start Depth
140.00 ft
End Depth
210.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sandstone
Percent
0
Secondary Lithology
Limestone
Percent
0
Tertiary Lithology
Chert/Chalcedony
Percent
0
Comments
Start Depth: 210.00 ft
End Depth: 270.00 ft
Unit: Warsaw
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Warsaw
Member
Submember
Start Depth
210.00 ft
End Depth
270.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Shale
Percent
0
Tertiary Lithology
Chert/Chalcedony
Percent
0
Comments
Start Depth: 270.00 ft
End Depth: 310.00 ft
Unit: Keokuk
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Keokuk
Member
Submember
Start Depth
270.00 ft
End Depth
310.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Chert/Chalcedony
Percent
0
Secondary Lithology
Limestone
Percent
0
Tertiary Lithology
Dolomite
Percent
0
Comments
Start Depth: 310.00 ft
End Depth: 390.00 ft
Unit: Burlington
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Burlington
Member
Submember
Start Depth
310.00 ft
End Depth
390.00 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: 390.00 ft
End Depth: 460.00 ft
Unit: Unknown
System
Unknown
Series
Group
Formation
Member
Submember
Start Depth
390.00 ft
End Depth
460.00 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: 460.00 ft
End Depth: 465.00 ft
Unit: Prospect Hill
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
North Hill
Formation
Prospect Hill
Member
Submember
Start Depth
460.00 ft
End Depth
465.00 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
Shale
Percent
0
Comments
Start Depth: 465.00 ft
End Depth: 520.00 ft
Unit: Mccraney
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
North Hill
Formation
Mccraney
Member
Submember
Start Depth
465.00 ft
End Depth
520.00 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: 520.00 ft
End Depth: 585.00 ft
Unit: Maple Mill
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Maple Mill
Member
Submember
Start Depth
520.00 ft
End Depth
585.00 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: 585.00 ft
End Depth: 640.00 ft
Unit: Sheffield
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Sheffield
Member
Submember
Start Depth
585.00 ft
End Depth
640.00 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: 640.00 ft
End Depth: 740.00 ft
Unit: Lime Creek
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Lime Creek
Member
Submember
Start Depth
640.00 ft
End Depth
740.00 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: 740.00 ft
End Depth: 820.00 ft
Unit: Coralville
System
Devonian
Series
Group
Cedar Valley
Formation
Coralville
Member
Submember
Start Depth
740.00 ft
End Depth
820.00 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: 820.00 ft
End Depth: 870.00 ft
Unit: Rapid
System
Devonian
Series
Group
Cedar Valley
Formation
Little Cedar
Member
Rapid
Submember
Start Depth
820.00 ft
End Depth
870.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Ls/Dol Mixed
Percent
0
Secondary Lithology
Shale
Percent
0
Tertiary Lithology
Chert/Chalcedony
Percent
0
Comments
Start Depth: 870.00 ft
End Depth: 935.00 ft
Unit: Solon
System
Devonian
Series
Group
Cedar Valley
Formation
Little Cedar
Member
Solon
Submember
Start Depth
870.00 ft
End Depth
935.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
0
Secondary Lithology
Shale
Percent
0
Tertiary Lithology
Chert/Chalcedony
Percent
0
Comments
Start Depth: 935.00 ft
End Depth: 1015.00 ft
Unit: Davenport
System
Devonian
Series
Group
Wapsipinicon
Formation
Pinicon Ridge
Member
Davenport
Submember
Start Depth
935.00 ft
End Depth
1015.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Gypsum/Anhydrite
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1015.00 ft
End Depth: 1040.00 ft
Unit: Spring Grove
System
Devonian
Series
Group
Wapsipinicon
Formation
Pinicon Ridge
Member
Spring Grove
Submember
Start Depth
1015.00 ft
End Depth
1040.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Gypsum/Anhydrite
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1040.00 ft
End Depth: 1060.00 ft
Unit: Kenwood
System
Devonian
Series
Group
Wapsipinicon
Formation
Pinicon Ridge
Member
Kenwood
Submember
Start Depth
1040.00 ft
End Depth
1060.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
0
Secondary Lithology
Gypsum/Anhydrite
Percent
0
Tertiary Lithology
Dolomite
Percent
0
Comments
Start Depth: 1060.00 ft
End Depth: 1085.00 ft
Unit: Ft. Atkinson Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Ft. Atkinson Limestone
Submember
Start Depth
1060.00 ft
End Depth
1085.00 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: 1085.00 ft
End Depth: 1170.00 ft
Unit: Elgin Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Elgin Limestone
Submember
Start Depth
1085.00 ft
End Depth
1170.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Siltstone
Percent
0
Comments
Start Depth: 1170.00 ft
End Depth: 1360.00 ft
Unit: Unknown
System
Unknown
Series
Group
Formation
Member
Submember
Start Depth
1170.00 ft
End Depth
1360.00 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: 1360.00 ft
End Depth: 1370.00 ft
Unit: Ion
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Ion
Submember
Start Depth
1360.00 ft
End Depth
1370.00 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
Percent
0
Comments
Start Depth: 1370.00 ft
End Depth: 1380.00 ft
Unit: Guttenberg
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Guttenberg
Submember
Start Depth
1370.00 ft
End Depth
1380.00 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
Percent
0
Comments
Start Depth: 1380.00 ft
End Depth: 1385.00 ft
Unit: Spechts Ferry
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Spechts Ferry
Submember
Start Depth
1380.00 ft
End Depth
1385.00 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
Sandstone
Percent
0
Comments
Start Depth: 1385.00 ft
End Depth: 1410.00 ft
Unit: Mcgregor
System
Ordovician
Series
Group
Galena
Formation
Platteville
Member
Mcgregor
Submember
Start Depth
1385.00 ft
End Depth
1410.00 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: 1410.00 ft
End Depth: 1425.00 ft
Unit: Pecatonica
System
Ordovician
Series
Group
Galena
Formation
Platteville
Member
Pecatonica
Submember
Start Depth
1410.00 ft
End Depth
1425.00 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
Sandstone
Percent
0
Comments
Start Depth: 1425.00 ft
End Depth: 1430.00 ft
Unit: Harmony Hill
System
Ordovician
Series
Group
Ancell
Formation
Glenwood
Member
Harmony Hill
Submember
Start Depth
1425.00 ft
End Depth
1430.00 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: 1430.00 ft
End Depth: 1475.00 ft
Unit: St. Peter Sandstone
System
Ordovician
Series
Group
Ancell
Formation
St. Peter Sandstone
Member
Submember
Start Depth
1430.00 ft
End Depth
1475.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gap At Base
Primary Lithology
Sandstone
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1475.00 ft
End Depth: 1620.00 ft
Unit: Willow River
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
Willow River
Submember
Start Depth
1475.00 ft
End Depth
1620.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gap At Top
Primary Lithology
Limestone
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Chert/Chalcedony
Percent
0
Comments
Start Depth: 1620.00 ft
End Depth: 1724.00 ft
Unit: New Richmond
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
New Richmond
Submember
Start Depth
1620.00 ft
End Depth
1724.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Partial Penetration (Base Not Met), No Gap At Top
Primary Lithology
Sandstone
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Chert/Chalcedony
Percent
0
Comments