Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 2.00 ft
Unit: Quaternary
System
Quaternary
Series
Group
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
2.00 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: 2.00 ft
End Depth: 22.00 ft
Unit: Pleistocene Series
System
Quaternary
Series
Pleistocene Series
Group
Formation
Member
Submember
Start Depth
2.00 ft
End Depth
22.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sand And Gravel
Percent
0
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 22.00 ft
End Depth: 75.00 ft
Unit: Pleistocene Series
System
Quaternary
Series
Pleistocene Series
Group
Formation
Member
Submember
Start Depth
22.00 ft
End Depth
75.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Unoxidized And Unleached
Percent
0
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 75.00 ft
End Depth: 90.00 ft
Unit: Pleistocene Series
System
Quaternary
Series
Pleistocene Series
Group
Formation
Member
Submember
Start Depth
75.00 ft
End Depth
90.00 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: 90.00 ft
End Depth: 175.00 ft
Unit: Cherokee
System
Pennsylvanian (Subsystem Of Carboniferous System)
Series
Group
Cherokee
Formation
Member
Submember
Start Depth
90.00 ft
End Depth
175.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Bedrock Surface - Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 175.00 ft
End Depth: 266.00 ft
Unit: Keokuk
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Keokuk
Member
Submember
Start Depth
175.00 ft
End Depth
266.00 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: 266.00 ft
End Depth: 360.00 ft
Unit: Burlington
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Burlington
Member
Submember
Start Depth
266.00 ft
End Depth
360.00 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: 360.00 ft
End Depth: 403.00 ft
Unit: Gilmore City
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Sub-Augusta
Formation
Gilmore City
Member
Submember
Start Depth
360.00 ft
End Depth
403.00 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: 403.00 ft
End Depth: 430.00 ft
Unit: Sub-Augusta
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Sub-Augusta
Formation
Member
Submember
Start Depth
403.00 ft
End Depth
430.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gap At Base
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Limestone
Percent
0
Comments
Start Depth: 430.00 ft
End Depth: 510.00 ft
Unit: Maynes Creek
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Sub-Augusta
Formation
Maynes Creek
Member
Submember
Start Depth
430.00 ft
End Depth
510.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, Gap At Base
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 510.00 ft
End Depth: 520.00 ft
Unit: North Hill
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
North Hill
Formation
Member
Submember
Start Depth
510.00 ft
End Depth
520.00 ft
Contact Accuracy
Contacts Poorly Defined Or Complete Gap
Penetration
Complete Gap
Primary Lithology
Limestone
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 520.00 ft
End Depth: 525.00 ft
Unit: Prospect Hill
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
North Hill
Formation
Prospect Hill
Member
Submember
Start Depth
520.00 ft
End Depth
525.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gap At Top
Primary Lithology
Siltstone
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 525.00 ft
End Depth: 548.00 ft
Unit: Maple Mill
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Maple Mill
Member
Submember
Start Depth
525.00 ft
End Depth
548.00 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: 548.00 ft
End Depth: 555.00 ft
Unit: Aplington
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Aplington
Member
Submember
Start Depth
548.00 ft
End Depth
555.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 555.00 ft
End Depth: 1170.00 ft
Unit: Devonian
System
Devonian
Series
Group
Formation
Member
Submember
Start Depth
555.00 ft
End Depth
1170.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Limestone
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1170.00 ft
End Depth: 1288.00 ft
Unit: Ft. Atkinson Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Ft. Atkinson Limestone
Submember
Start Depth
1170.00 ft
End Depth
1288.00 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: 1288.00 ft
End Depth: 1351.00 ft
Unit: Elgin Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Elgin Limestone
Submember
Start Depth
1288.00 ft
End Depth
1351.00 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: 1351.00 ft
End Depth: 1440.00 ft
Unit: Galena
System
Ordovician
Series
Group
Galena
Formation
Member
Submember
Start Depth
1351.00 ft
End Depth
1440.00 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: 1440.00 ft
End Depth: 1550.00 ft
Unit: Dunleith
System
Ordovician
Series
Group
Galena
Formation
Dunleith
Member
Submember
Start Depth
1440.00 ft
End Depth
1550.00 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: 1550.00 ft
End Depth: 1612.00 ft
Unit: Decorah/Platteville Undiff.
System
Ordovician
Series
Group
Galena
Formation
Decorah/Platteville Undiff.
Member
Submember
Start Depth
1550.00 ft
End Depth
1612.00 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: 1612.00 ft
End Depth: 1645.00 ft
Unit: St. Peter Sandstone
System
Ordovician
Series
Group
Ancell
Formation
St. Peter Sandstone
Member
Submember
Start Depth
1612.00 ft
End Depth
1645.00 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: 1645.00 ft
End Depth: 1718.00 ft
Unit: Willow River
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
Willow River
Submember
Start Depth
1645.00 ft
End Depth
1718.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1718.00 ft
End Depth: 1820.00 ft
Unit: New Richmond
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
New Richmond
Submember
Start Depth
1718.00 ft
End Depth
1820.00 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: 1820.00 ft
End Depth: 1975.00 ft
Unit: Oneota
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Oneota
Member
Submember
Start Depth
1820.00 ft
End Depth
1975.00 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: 1975.00 ft
End Depth: 1994.00 ft
Unit: Jordan
System
Cambrian
Series
Group
Formation
Jordan
Member
Submember
Start Depth
1975.00 ft
End Depth
1994.00 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: 1994.00 ft
End Depth: 2090.00 ft
Unit: St. Lawrence
System
Cambrian
Series
Group
Formation
St. Lawrence
Member
Submember
Start Depth
1994.00 ft
End Depth
2090.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 2090.00 ft
End Depth: 2122.00 ft
Unit: Lone Rock
System
Cambrian
Series
Group
Tunnel City
Formation
Lone Rock
Member
Submember
Start Depth
2090.00 ft
End Depth
2122.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Partial Penetration (Base Not Met), No Gap At Top
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Sandstone
Percent
0
Tertiary Lithology
Percent
0
Comments