Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 72.00 ft
Unit: Quaternary
System
Quaternary
Series
Group
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
72.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sand And Gravel
Percent
60
Secondary Lithology
Silt
Percent
36
Tertiary Lithology
Clay
Percent
4
Comments
Start Depth: 72.00 ft
End Depth: 100.00 ft
Unit: Little Cedar
System
Devonian
Series
Group
Cedar Valley
Formation
Little Cedar
Member
Submember
Start Depth
72.00 ft
End Depth
100.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
55
Secondary Lithology
Dolomite
Percent
45
Tertiary Lithology
Percent
0
Comments
Start Depth: 100.00 ft
End Depth: 175.00 ft
Unit: Little Cedar
System
Devonian
Series
Group
Cedar Valley
Formation
Little Cedar
Member
Submember
Start Depth
100.00 ft
End Depth
175.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
99
Secondary Lithology
Chert/Chalcedony
Percent
1
Tertiary Lithology
Percent
0
Comments
Start Depth: 175.00 ft
End Depth: 201.00 ft
Unit: Davenport
System
Devonian
Series
Group
Wapsipinicon
Formation
Pinicon Ridge
Member
Davenport
Submember
Start Depth
175.00 ft
End Depth
201.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
99
Secondary Lithology
Dolomite
Percent
1
Tertiary Lithology
Percent
0
Comments
Start Depth: 201.00 ft
End Depth: 220.00 ft
Unit: Spring Grove
System
Devonian
Series
Group
Wapsipinicon
Formation
Pinicon Ridge
Member
Spring Grove
Submember
Start Depth
201.00 ft
End Depth
220.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
98
Secondary Lithology
Limestone
Percent
2
Tertiary Lithology
Percent
0
Comments
Start Depth: 220.00 ft
End Depth: 235.00 ft
Unit: Kenwood
System
Devonian
Series
Group
Wapsipinicon
Formation
Pinicon Ridge
Member
Kenwood
Submember
Start Depth
220.00 ft
End Depth
235.00 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
part sandy
Start Depth: 235.00 ft
End Depth: 270.00 ft
Unit: Otis
System
Devonian
Series
Group
Wapsipinicon
Formation
Otis
Member
Submember
Start Depth
235.00 ft
End Depth
270.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 270.00 ft
End Depth: 485.00 ft
Unit: Silurian
System
Silurian
Series
Group
Formation
Member
Submember
Start Depth
270.00 ft
End Depth
485.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
99
Secondary Lithology
Chert/Chalcedony
Percent
1
Tertiary Lithology
Percent
0
Comments
Start Depth: 485.00 ft
End Depth: 490.00 ft
Unit: Brainard Shale
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Brainard Shale
Submember
Start Depth
485.00 ft
End Depth
490.00 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
Shale
Percent
90
Secondary Lithology
Dolomite
Percent
10
Tertiary Lithology
Percent
0
Comments