Stratigraphy

Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 55.00 ft
Unit: Quaternary 
System
Quaternary 
Series
 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
0.00 ft
End Depth
55.00 ft
Contact Accuracy
Contacts Poorly Defined Or Complete Gap 
Penetration
Complete Gap 
Primary Lithology
 
Percent
0 
Secondary Lithology
 
Percent
0 
Tertiary Lithology
 
Percent
0 
Comments
Start Depth: 55.00 ft
End Depth: 75.00 ft
Unit: Pleistocene Series 
System
Quaternary 
Series
Pleistocene Series 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
55.00 ft
End Depth
75.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Sand And Gravel 
Percent
100 
Secondary Lithology
 
Percent
0 
Tertiary Lithology
 
Percent
0 
Comments
Start Depth: 75.00 ft
End Depth: 225.00 ft
Unit: Pennsylvanian (Subsystem Of Carboniferous System) 
System
Pennsylvanian (Subsystem Of Carboniferous System) 
Series
 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
75.00 ft
End Depth
225.00 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: 225.00 ft
End Depth: 260.00 ft
Unit: Pennsylvanian (Subsystem Of Carboniferous System) 
System
Pennsylvanian (Subsystem Of Carboniferous System) 
Series
 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
225.00 ft
End Depth
260.00 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: 260.00 ft
End Depth: 265.00 ft
Unit: St. Louis 
System
Mississippian (Subsystem Of Carboniferous System) 
Series
 
Group
 
Formation
St. Louis 
Member
 
Submember
 
Start Depth
260.00 ft
End Depth
265.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact) 
Penetration
Complete Penetration, Gap At Base 
Primary Lithology
Limestone 
Percent
70 
Secondary Lithology
Sandstone 
Percent
30 
Tertiary Lithology
 
Percent
0 
Comments
Start Depth: 265.00 ft
End Depth: 270.00 ft
Unit: St. Louis 
System
Mississippian (Subsystem Of Carboniferous System) 
Series
 
Group
 
Formation
St. Louis 
Member
 
Submember
 
Start Depth
265.00 ft
End Depth
270.00 ft
Contact Accuracy
Contacts Poorly Defined Or Complete Gap 
Penetration
Complete Gap 
Primary Lithology
 
Percent
0 
Secondary Lithology
 
Percent
0 
Tertiary Lithology
 
Percent
0 
Comments
Start Depth: 270.00 ft
End Depth: 325.00 ft
Unit: St. Louis 
System
Mississippian (Subsystem Of Carboniferous System) 
Series
 
Group
 
Formation
St. Louis 
Member
 
Submember
 
Start Depth
270.00 ft
End Depth
325.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break) 
Penetration
Complete Penetration, Gaps At Top & Base 
Primary Lithology
Limestone 
Percent
100 
Secondary Lithology
 
Percent
0 
Tertiary Lithology
 
Percent
0 
Comments
Start Depth: 325.00 ft
End Depth: 330.00 ft
Unit: St. Louis 
System
Mississippian (Subsystem Of Carboniferous System) 
Series
 
Group
 
Formation
St. Louis 
Member
 
Submember
 
Start Depth
325.00 ft
End Depth
330.00 ft
Contact Accuracy
Contacts Poorly Defined Or Complete Gap 
Penetration
Complete Gap 
Primary Lithology
 
Percent
0 
Secondary Lithology
 
Percent
0 
Tertiary Lithology
 
Percent
0 
Comments
Start Depth: 330.00 ft
End Depth: 350.00 ft
Unit: Spergen 
System
Mississippian (Subsystem Of Carboniferous System) 
Series
 
Group
 
Formation
Spergen 
Member
 
Submember
 
Start Depth
330.00 ft
End Depth
350.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Poor Samples, Gap At Contact) 
Penetration
Complete Penetration, Gap At Top 
Primary Lithology
Chert/Chalcedony 
Percent
90 
Secondary Lithology
Quartzite 
Percent
10 
Tertiary Lithology
 
Percent
0 
Comments