Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 123.00 ft
Unit: Pleistocene Series
System
Quaternary
Series
Pleistocene Series
Group
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
123.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till
Percent
80
Secondary Lithology
Sand And Gravel
Percent
20
Tertiary Lithology
Percent
0
Comments
Start Depth: 123.00 ft
End Depth: 480.00 ft
Unit: Silurian
System
Silurian
Series
Group
Formation
Member
Submember
Start Depth
123.00 ft
End Depth
480.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
90
Secondary Lithology
Chert/Chalcedony
Percent
10
Tertiary Lithology
Percent
0
Comments
Start Depth: 480.00 ft
End Depth: 620.00 ft
Unit: Maquoketa
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Submember
Start Depth
480.00 ft
End Depth
620.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Shale
Percent
65
Secondary Lithology
Dolomite
Percent
35
Tertiary Lithology
Percent
0
Comments
Start Depth: 620.00 ft
End Depth: 660.00 ft
Unit: Elgin Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Elgin Limestone
Submember
Start Depth
620.00 ft
End Depth
660.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
85
Secondary Lithology
Shale
Percent
15
Tertiary Lithology
Percent
0
Comments
Start Depth: 660.00 ft
End Depth: 885.00 ft
Unit: Galena
System
Ordovician
Series
Group
Galena
Formation
Member
Submember
Start Depth
660.00 ft
End Depth
885.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
93
Secondary Lithology
Chert/Chalcedony
Percent
7
Tertiary Lithology
Percent
0
Comments
Start Depth: 885.00 ft
End Depth: 965.00 ft
Unit: Decorah/Platteville Undiff.
System
Ordovician
Series
Group
Galena
Formation
Decorah/Platteville Undiff.
Member
Submember
Start Depth
885.00 ft
End Depth
965.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
85
Secondary Lithology
Shale
Percent
15
Tertiary Lithology
Percent
0
Comments
Start Depth: 965.00 ft
End Depth: 1017.00 ft
Unit: St. Peter Sandstone
System
Ordovician
Series
Group
Ancell
Formation
St. Peter Sandstone
Member
Submember
Start Depth
965.00 ft
End Depth
1017.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Sandstone
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1017.00 ft
End Depth: 1140.00 ft
Unit: Willow River
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
Willow River
Submember
Start Depth
1017.00 ft
End Depth
1140.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
97
Secondary Lithology
Chert/Chalcedony
Percent
2
Tertiary Lithology
Sandstone
Percent
1
Comments
Start Depth: 1140.00 ft
End Depth: 1180.00 ft
Unit: New Richmond
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
New Richmond
Submember
Start Depth
1140.00 ft
End Depth
1180.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
90
Secondary Lithology
Sandstone
Percent
8
Tertiary Lithology
Chert/Chalcedony
Percent
2
Comments
Start Depth: 1180.00 ft
End Depth: 1379.00 ft
Unit: Oneota
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Oneota
Member
Submember
Start Depth
1180.00 ft
End Depth
1379.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
80
Secondary Lithology
Chert/Chalcedony
Percent
20
Tertiary Lithology
Percent
0
Comments
Start Depth: 1379.00 ft
End Depth: 1467.00 ft
Unit: Jordan
System
Cambrian
Series
Group
Formation
Jordan
Member
Submember
Start Depth
1379.00 ft
End Depth
1467.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Sandstone
Percent
60
Secondary Lithology
Dolomite
Percent
39
Tertiary Lithology
Chert/Chalcedony
Percent
1
Comments
Start Depth: 1467.00 ft
End Depth: 1555.00 ft
Unit: St. Lawrence
System
Cambrian
Series
Group
Formation
St. Lawrence
Member
Submember
Start Depth
1467.00 ft
End Depth
1555.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Partial Penetration (Base Not Met), No Gap At Top
Primary Lithology
Dolomite
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments