Stratigraphy

 

Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 20.00 ft
Unit: Unknown 
System
Unknown 
Series
 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
0.00 ft
End Depth
20.00 ft
Contact Accuracy
Unknown 
Penetration
Complete Gap 
Primary Lithology
 
Percent
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 20.00 ft
End Depth: 100.00 ft
Unit: Unknown 
System
Unknown 
Series
 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
20.00 ft
End Depth
100.00 ft
Contact Accuracy
Contacts From Driller's Log - Accurate 
Penetration
Bedrock Surface - Complete Penetration, No Gaps 
Primary Lithology
Limestone 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 100.00 ft
End Depth: 200.00 ft
Unit: Wapsipinicon 
System
Devonian 
Series
 
Group
Wapsipinicon 
Formation
 
Member
 
Submember
 
Start Depth
100.00 ft
End Depth
200.00 ft
Contact Accuracy
Contacts From Driller's Log - Accurate 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Limestone 
Percent
Secondary Lithology
Shale 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 200.00 ft
End Depth: 300.00 ft
Unit: Silurian 
System
Silurian 
Series
 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
200.00 ft
End Depth
300.00 ft
Contact Accuracy
Contacts From Driller's Log - Accurate 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Dolomite 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 300.00 ft
End Depth: 575.00 ft
Unit: Maquoketa 
System
Ordovician 
Series
 
Group
 
Formation
Maquoketa 
Member
 
Submember
 
Start Depth
300.00 ft
End Depth
575.00 ft
Contact Accuracy
Contacts From Driller's Log - Accurate 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Shale 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 575.00 ft
End Depth: 850.00 ft
Unit: Unknown 
System
Unknown 
Series
 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
575.00 ft
End Depth
850.00 ft
Contact Accuracy
Contacts From Driller's Log - Accurate 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Limestone 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 850.00 ft
End Depth: 900.00 ft
Unit: Platteville 
System
Ordovician 
Series
 
Group
Galena 
Formation
Platteville 
Member
 
Submember
 
Start Depth
850.00 ft
End Depth
900.00 ft
Contact Accuracy
Contacts From Driller's Log - Accurate 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Shale 
Percent
Secondary Lithology
Limestone 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 900.00 ft
End Depth: 925.00 ft
Unit: St. Peter Sandstone 
System
Ordovician 
Series
 
Group
Ancell 
Formation
St. Peter Sandstone 
Member
 
Submember
 
Start Depth
900.00 ft
End Depth
925.00 ft
Contact Accuracy
Contacts From Driller's Log - Accurate 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Sandstone 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 925.00 ft
End Depth: 1100.00 ft
Unit: Willow River 
System
Ordovician 
Series
 
Group
Prairie Du Chien 
Formation
Shakopee 
Member
Willow River 
Submember
 
Start Depth
925.00 ft
End Depth
1100.00 ft
Contact Accuracy
Contacts From Driller's Log - Accurate 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Dolomite 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 1100.00 ft
End Depth: 1150.00 ft
Unit: New Richmond 
System
Ordovician 
Series
 
Group
Prairie Du Chien 
Formation
Shakopee 
Member
New Richmond 
Submember
 
Start Depth
1100.00 ft
End Depth
1150.00 ft
Contact Accuracy
Contacts From Driller's Log - Accurate 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Sandstone 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 1150.00 ft
End Depth: 1275.00 ft
Unit: Oneota 
System
Ordovician 
Series
 
Group
Prairie Du Chien 
Formation
Oneota 
Member
 
Submember
 
Start Depth
1150.00 ft
End Depth
1275.00 ft
Contact Accuracy
Contacts From Driller's Log - Accurate 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Dolomite 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 1275.00 ft
End Depth: 1375.00 ft
Unit: Jordan 
System
Cambrian 
Series
 
Group
 
Formation
Jordan 
Member
 
Submember
 
Start Depth
1275.00 ft
End Depth
1375.00 ft
Contact Accuracy
Contacts From Driller's Log - Accurate 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Sandstone 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 1375.00 ft
End Depth: 1378.00 ft
Unit: St. Lawrence 
System
Cambrian 
Series
 
Group
 
Formation
St. Lawrence 
Member
 
Submember
 
Start Depth
1375.00 ft
End Depth
1378.00 ft
Contact Accuracy
Contacts From Driller's Log - Accurate 
Penetration
Partial Penetration (Base Not Met), No Gap At Top 
Primary Lithology
Sandstone 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments