Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 15.00 ft
Unit: Quaternary
System
Quaternary
Series
Group
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
15.00 ft
Contact Accuracy
Contacts From Driller's Log - Accurate
Penetration
Complete Gap
Primary Lithology
Percent
0
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 15.00 ft
End Depth: 95.00 ft
Unit: Elgin Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Elgin Limestone
Submember
Start Depth
15.00 ft
End Depth
95.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gap At Top
Primary Lithology
Dolomite
Percent
60
Secondary Lithology
Limestone
Percent
25
Tertiary Lithology
Shale
Percent
15
Comments
Start Depth: 95.00 ft
End Depth: 325.00 ft
Unit: Galena
System
Ordovician
Series
Group
Galena
Formation
Member
Submember
Start Depth
95.00 ft
End Depth
325.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
80
Secondary Lithology
Dolomite
Percent
17
Tertiary Lithology
Chert/Chalcedony
Percent
3
Comments
Start Depth: 325.00 ft
End Depth: 378.00 ft
Unit: Decorah
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Submember
Start Depth
325.00 ft
End Depth
378.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gap At Base
Primary Lithology
Limestone
Percent
80
Secondary Lithology
Shale
Percent
20
Tertiary Lithology
Percent
0
Comments
Start Depth: 378.00 ft
End Depth: 405.00 ft
Unit: Mcgregor
System
Ordovician
Series
Group
Galena
Formation
Platteville
Member
Mcgregor
Submember
Start Depth
378.00 ft
End Depth
405.00 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
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 405.00 ft
End Depth: 410.00 ft
Unit: Glenwood
System
Ordovician
Series
Group
Ancell
Formation
Glenwood
Member
Submember
Start Depth
405.00 ft
End Depth
410.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
60
Secondary Lithology
Shale
Percent
40
Tertiary Lithology
Percent
0
Comments
Limestone is sdy
Start Depth: 410.00 ft
End Depth: 465.00 ft
Unit: Tonti
System
Ordovician
Series
Group
Ancell
Formation
St. Peter Sandstone
Member
Tonti
Submember
Start Depth
410.00 ft
End Depth
465.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sandstone
Percent
50
Secondary Lithology
Limestone
Percent
30
Tertiary Lithology
Dolomite
Percent
20
Comments
Start Depth: 465.00 ft
End Depth: 600.00 ft
Unit: Shakopee
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
Submember
Start Depth
465.00 ft
End Depth
600.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Unknown
Percent
94
Secondary Lithology
Sandstone
Percent
4
Tertiary Lithology
Dolomite
Percent
2
Comments
Start Depth: 600.00 ft
End Depth: 682.00 ft
Unit: Oneota
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Oneota
Member
Submember
Start Depth
600.00 ft
End Depth
682.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Partial Penetration (Base Not Met), No Gap At Top
Primary Lithology
Dolomite
Percent
92
Secondary Lithology
Chert/Chalcedony
Percent
8
Tertiary Lithology
Percent
0
Comments