Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 55.00 ft
Unit: Unknown
System
Unknown
Series
Group
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
55.00 ft
Contact Accuracy
Unknown
Penetration
Complete Gap
Primary Lithology
Percent
0
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 55.00 ft
End Depth: 235.00 ft
Unit: Pennsylvanian (Subsystem Of Carboniferous System)
System
Pennsylvanian (Subsystem Of Carboniferous System)
Series
Group
Formation
Member
Submember
Start Depth
55.00 ft
End Depth
235.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gap At Top
Primary Lithology
Shale
Percent
0
Secondary Lithology
Sandstone
Percent
0
Tertiary Lithology
Coal
Percent
0
Comments
Start Depth: 235.00 ft
End Depth: 300.00 ft
Unit: Keokuk
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Keokuk
Member
Submember
Start Depth
235.00 ft
End Depth
300.00 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: 300.00 ft
End Depth: 400.00 ft
Unit: Burlington
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Burlington
Member
Submember
Start Depth
300.00 ft
End Depth
400.00 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: 400.00 ft
End Depth: 412.00 ft
Unit: Unknown
System
Unknown
Series
Group
Formation
Member
Submember
Start Depth
400.00 ft
End Depth
412.00 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: 412.00 ft
End Depth: 420.00 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
412.00 ft
End Depth
420.00 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: 420.00 ft
End Depth: 430.00 ft
Unit: Eagle City
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Sub-Augusta
Formation
Maynes Creek
Member
Eagle City
Submember
Start Depth
420.00 ft
End Depth
430.00 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: 430.00 ft
End Depth: 480.00 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
480.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Chert/Chalcedony
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Limestone
Percent
0
Comments
Start Depth: 480.00 ft
End Depth: 515.00 ft
Unit: North Hill
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
North Hill
Formation
Member
Submember
Start Depth
480.00 ft
End Depth
515.00 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
Sandstone
Percent
0
Comments
Start Depth: 515.00 ft
End Depth: 565.00 ft
Unit: Maple Mill
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Maple Mill
Member
Submember
Start Depth
515.00 ft
End Depth
565.00 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: 565.00 ft
End Depth: 685.00 ft
Unit: Lime Creek
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Lime Creek
Member
Submember
Start Depth
565.00 ft
End Depth
685.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Shale
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 685.00 ft
End Depth: 1025.00 ft
Unit: Unknown
System
Unknown
Series
Group
Formation
Member
Submember
Start Depth
685.00 ft
End Depth
1025.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Limestone
Percent
0
Tertiary Lithology
Gypsum/Anhydrite
Percent
0
Comments
Start Depth: 1025.00 ft
End Depth: 1154.00 ft
Unit: Wapsipinicon
System
Devonian
Series
Group
Wapsipinicon
Formation
Member
Submember
Start Depth
1025.00 ft
End Depth
1154.00 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: 1154.00 ft
End Depth: 1197.00 ft
Unit: Brainard Shale
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Brainard Shale
Submember
Start Depth
1154.00 ft
End Depth
1197.00 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: 1197.00 ft
End Depth: 1296.00 ft
Unit: Ft. Atkinson Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Ft. Atkinson Limestone
Submember
Start Depth
1197.00 ft
End Depth
1296.00 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: 1296.00 ft
End Depth: 1400.00 ft
Unit: Elgin Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Elgin Limestone
Submember
Start Depth
1296.00 ft
End Depth
1400.00 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: 1400.00 ft
End Depth: 1565.00 ft
Unit: Unknown
System
Unknown
Series
Group
Formation
Member
Submember
Start Depth
1400.00 ft
End Depth
1565.00 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: 1565.00 ft
End Depth: 1594.00 ft
Unit: Ion
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Ion
Submember
Start Depth
1565.00 ft
End Depth
1594.00 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: 1594.00 ft
End Depth: 1600.00 ft
Unit: Guttenberg
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Guttenberg
Submember
Start Depth
1594.00 ft
End Depth
1600.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, Gap At Base
Primary Lithology
Limestone
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1600.00 ft
End Depth: 1605.00 ft
Unit: Spechts Ferry
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Spechts Ferry
Submember
Start Depth
1600.00 ft
End Depth
1605.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, Gaps At Top & Base
Primary Lithology
Percent
0
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1605.00 ft
End Depth: 1640.00 ft
Unit: Mcgregor
System
Ordovician
Series
Group
Galena
Formation
Platteville
Member
Mcgregor
Submember
Start Depth
1605.00 ft
End Depth
1640.00 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
Limestone
Percent
0
Tertiary Lithology
Shale
Percent
0
Comments
Start Depth: 1640.00 ft
End Depth: 1670.00 ft
Unit: Pecatonica
System
Ordovician
Series
Group
Galena
Formation
Platteville
Member
Pecatonica
Submember
Start Depth
1640.00 ft
End Depth
1670.00 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
Limestone
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1670.00 ft
End Depth: 1680.00 ft
Unit: St. Peter Sandstone
System
Ordovician
Series
Group
Ancell
Formation
St. Peter Sandstone
Member
Submember
Start Depth
1670.00 ft
End Depth
1680.00 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
Shale
Percent
0
Comments
Start Depth: 1680.00 ft
End Depth: 1865.00 ft
Unit: Willow River
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
Willow River
Submember
Start Depth
1680.00 ft
End Depth
1865.00 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
Shale
Percent
0
Comments
Start Depth: 1865.00 ft
End Depth: 1890.00 ft
Unit: New Richmond
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
New Richmond
Submember
Start Depth
1865.00 ft
End Depth
1890.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sandstone
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1890.00 ft
End Depth: 2100.00 ft
Unit: Oneota
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Oneota
Member
Submember
Start Depth
1890.00 ft
End Depth
2100.00 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: 2100.00 ft
End Depth: 2125.00 ft
Unit: Jordan
System
Cambrian
Series
Group
Formation
Jordan
Member
Submember
Start Depth
2100.00 ft
End Depth
2125.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sandstone
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 2125.00 ft
End Depth: 2225.00 ft
Unit: St. Lawrence
System
Cambrian
Series
Group
Formation
St. Lawrence
Member
Submember
Start Depth
2125.00 ft
End Depth
2225.00 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
Chert/Chalcedony
Percent
0
Tertiary Lithology
Percent
0
Comments