Stratigraphy

Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 22.00 ft
Unit: Quaternary 
System
Quaternary 
Series
 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
0.00 ft
End Depth
22.00 ft
Contact Accuracy
Unknown 
Penetration
Complete Gap 
Primary Lithology
Unknown 
Percent
Secondary Lithology
Unknown 
Percent
Tertiary Lithology
Unknown 
Percent
Comments
Start Depth: 22.00 ft
End Depth: 555.00 ft
Unit: Pennsylvanian (Subsystem Of Carboniferous System) 
System
Pennsylvanian (Subsystem Of Carboniferous System) 
Series
 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
22.00 ft
End Depth
555.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break) 
Penetration
Complete Penetration, Gaps At Top & Base 
Primary Lithology
Shale 
Percent
Secondary Lithology
Limestone 
Percent
Tertiary Lithology
Sandstone 
Percent
Comments
Start Depth: 555.00 ft
End Depth: 600.00 ft
Unit: St. Louis 
System
Mississippian (Subsystem Of Carboniferous System) 
Series
 
Group
 
Formation
St. Louis 
Member
 
Submember
 
Start Depth
555.00 ft
End Depth
600.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Poor Samples, Gap At Contact) 
Penetration
Complete Penetration, Gap At Top 
Primary Lithology
Limestone 
Percent
Secondary Lithology
Chert/Chalcedony 
Percent
Tertiary Lithology
Sandstone 
Percent
Comments
Start Depth: 600.00 ft
End Depth: 755.00 ft
Unit: Spergen 
System
Mississippian (Subsystem Of Carboniferous System) 
Series
 
Group
 
Formation
Spergen 
Member
 
Submember
 
Start Depth
600.00 ft
End Depth
755.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact) 
Penetration
Complete Penetration, Gap At Base 
Primary Lithology
Limestone 
Percent
Secondary Lithology
Sandstone 
Percent
Tertiary Lithology
Chert/Chalcedony 
Percent
Comments
Start Depth: 755.00 ft
End Depth: 785.00 ft
Unit: Mississippian (Subsystem Of Carboniferous System) 
System
Mississippian (Subsystem Of Carboniferous System) 
Series
 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
755.00 ft
End Depth
785.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Poor Samples, Gap At Contact) 
Penetration
Complete Penetration, Gap At Top 
Primary Lithology
Limestone 
Percent
100 
Secondary Lithology
Unknown 
Percent
Tertiary Lithology
Unknown 
Percent
Comments
Start Depth: 785.00 ft
End Depth: 840.00 ft
Unit: Mississippian (Subsystem Of Carboniferous System) 
System
Mississippian (Subsystem Of Carboniferous System) 
Series
 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
785.00 ft
End Depth
840.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Partial Penetration (Base Not Met), No Gap At Top 
Primary Lithology
Limestone 
Percent
Secondary Lithology
Sandstone 
Percent
Tertiary Lithology
 
Percent
Comments