Stratigraphy

Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 130.00 ft
Unit: Pleistocene Series 
System
Quaternary 
Series
Pleistocene Series 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
0.00 ft
End Depth
130.00 ft
Contact Accuracy
Unknown 
Penetration
Unknown 
Primary Lithology
 
Percent
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 130.00 ft
End Depth: 325.00 ft
Unit: Galena 
System
Ordovician 
Series
 
Group
Galena 
Formation
 
Member
 
Submember
 
Start Depth
130.00 ft
End Depth
325.00 ft
Contact Accuracy
Unknown 
Penetration
Unknown 
Primary Lithology
Unknown 
Percent
Secondary Lithology
Unknown 
Percent
Tertiary Lithology
Unknown 
Percent
Comments
Start Depth: 325.00 ft
End Depth: 395.00 ft
Unit: Decorah/Platteville Undiff. 
System
Ordovician 
Series
 
Group
Galena 
Formation
Decorah/Platteville Undiff. 
Member
 
Submember
 
Start Depth
325.00 ft
End Depth
395.00 ft
Contact Accuracy
Unknown 
Penetration
Unknown 
Primary Lithology
 
Percent
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 395.00 ft
End Depth: 510.00 ft
Unit: St. Peter Sandstone 
System
Ordovician 
Series
 
Group
Ancell 
Formation
St. Peter Sandstone 
Member
 
Submember
 
Start Depth
395.00 ft
End Depth
510.00 ft
Contact Accuracy
Unknown 
Penetration
Unknown 
Primary Lithology
 
Percent
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 510.00 ft
End Depth: 645.00 ft
Unit: Shakopee 
System
Ordovician 
Series
 
Group
Prairie Du Chien 
Formation
Shakopee 
Member
 
Submember
 
Start Depth
510.00 ft
End Depth
645.00 ft
Contact Accuracy
Unknown 
Penetration
Unknown 
Primary Lithology
 
Percent
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 645.00 ft
End Depth: 715.00 ft
Unit: Oneota 
System
Ordovician 
Series
 
Group
Prairie Du Chien 
Formation
Oneota 
Member
 
Submember
 
Start Depth
645.00 ft
End Depth
715.00 ft
Contact Accuracy
Unknown 
Penetration
Unknown 
Primary Lithology
 
Percent
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments