Start Depth
End Depth
Stratigraphic Unit
Start Depth: 5.00 ft
End Depth: 15.00 ft
Unit: Elgin Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Elgin Limestone
Submember
Start Depth
5.00 ft
End Depth
15.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Bedrock Surface - Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
85
Secondary Lithology
Shale
Percent
15
Tertiary Lithology
Percent
0
Comments
Start Depth: 15.00 ft
End Depth: 40.00 ft
Unit: Dubuque
System
Ordovician
Series
Group
Galena
Formation
Dubuque
Member
Submember
Start Depth
15.00 ft
End Depth
40.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 40.00 ft
End Depth: 125.00 ft
Unit: Wise Lake
System
Ordovician
Series
Group
Galena
Formation
Wise Lake
Member
Submember
Start Depth
40.00 ft
End Depth
125.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 125.00 ft
End Depth: 225.00 ft
Unit: Dunleith
System
Ordovician
Series
Group
Galena
Formation
Dunleith
Member
Submember
Start Depth
125.00 ft
End Depth
225.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
60
Secondary Lithology
Limestone
Percent
30
Tertiary Lithology
Chert/Chalcedony
Percent
10
Comments
Start Depth: 225.00 ft
End Depth: 240.00 ft
Unit: Ion
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Ion
Submember
Start Depth
225.00 ft
End Depth
240.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
85
Secondary Lithology
Shale
Percent
10
Tertiary Lithology
Chert/Chalcedony
Percent
5
Comments
Start Depth: 240.00 ft
End Depth: 255.00 ft
Unit: Guttenberg
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Guttenberg
Submember
Start Depth
240.00 ft
End Depth
255.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
90
Secondary Lithology
Dolomite
Percent
7
Tertiary Lithology
Chert/Chalcedony
Percent
3
Comments
Start Depth: 255.00 ft
End Depth: 265.00 ft
Unit: Spechts Ferry
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Spechts Ferry
Submember
Start Depth
255.00 ft
End Depth
265.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Partial Penetration (Base Not Met), No Gap At Top
Primary Lithology
Shale
Percent
70
Secondary Lithology
Limestone
Percent
25
Tertiary Lithology
Dolomite
Percent
5
Comments