Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 71.00 ft
Unit: Pleistocene Series
System
Quaternary
Series
Pleistocene Series
Group
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
71.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till
Percent
95
Secondary Lithology
Soil Or Fill
Percent
5
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 71.00 ft
End Depth: 120.00 ft
Unit: Wapsipinicon
System
Devonian
Series
Group
Wapsipinicon
Formation
Member
Submember
Start Depth
71.00 ft
End Depth
120.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
89
Secondary Lithology
Limestone
Percent
11
Tertiary Lithology
Percent
0
Comments
Start Depth: 120.00 ft
End Depth: 498.00 ft
Unit: Silurian
System
Silurian
Series
Group
Formation
Member
Submember
Start Depth
120.00 ft
End Depth
498.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Dolomite
Percent
90
Secondary Lithology
Chert/Chalcedony
Percent
10
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 498.00 ft
End Depth: 512.00 ft
Unit: Neda
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Neda
Submember
Start Depth
498.00 ft
End Depth
512.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
90
Secondary Lithology
Dolomite
Percent
10
Tertiary Lithology
Percent
0
Comments
Start Depth: 512.00 ft
End Depth: 560.00 ft
Unit: Brainard Shale
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Brainard Shale
Submember
Start Depth
512.00 ft
End Depth
560.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
55
Secondary Lithology
Dolomite
Percent
45
Tertiary Lithology
Percent
0
Comments
Start Depth: 560.00 ft
End Depth: 600.00 ft
Unit: Ft. Atkinson Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Ft. Atkinson Limestone
Submember
Start Depth
560.00 ft
End Depth
600.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
50
Secondary Lithology
Chert/Chalcedony
Percent
38
Tertiary Lithology
Shale
Percent
12
Comments
Start Depth: 600.00 ft
End Depth: 630.00 ft
Unit: Clermont Shale
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Clermont Shale
Submember
Start Depth
600.00 ft
End Depth
630.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
80
Secondary Lithology
Dolomite
Percent
20
Tertiary Lithology
Percent
0
Comments
Start Depth: 630.00 ft
End Depth: 785.00 ft
Unit: Elgin Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Elgin Limestone
Submember
Start Depth
630.00 ft
End Depth
785.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
70
Secondary Lithology
Shale
Percent
30
Tertiary Lithology
Percent
0
Comments
Start Depth: 785.00 ft
End Depth: 925.00 ft
Unit: Galena
System
Ordovician
Series
Group
Galena
Formation
Member
Submember
Start Depth
785.00 ft
End Depth
925.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
98
Secondary Lithology
Chert/Chalcedony
Percent
2
Tertiary Lithology
Percent
0
Comments
Start Depth: 925.00 ft
End Depth: 995.00 ft
Unit: Decorah
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Submember
Start Depth
925.00 ft
End Depth
995.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Coal
Percent
91
Secondary Lithology
Chert/Chalcedony
Percent
8
Tertiary Lithology
Shale
Percent
1
Comments
Start Depth: 995.00 ft
End Depth: 1000.00 ft
Unit: Spechts Ferry
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Spechts Ferry
Submember
Start Depth
995.00 ft
End Depth
1000.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1000.00 ft
End Depth: 1055.00 ft
Unit: Mcgregor
System
Ordovician
Series
Group
Galena
Formation
Platteville
Member
Mcgregor
Submember
Start Depth
1000.00 ft
End Depth
1055.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1055.00 ft
End Depth: 1062.00 ft
Unit: Pecatonica
System
Ordovician
Series
Group
Galena
Formation
Platteville
Member
Pecatonica
Submember
Start Depth
1055.00 ft
End Depth
1062.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
90
Secondary Lithology
Shale
Percent
10
Tertiary Lithology
Percent
0
Comments
Start Depth: 1062.00 ft
End Depth: 1085.00 ft
Unit: Glenwood
System
Ordovician
Series
Group
Ancell
Formation
Glenwood
Member
Submember
Start Depth
1062.00 ft
End Depth
1085.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Dolomite
Percent
79
Secondary Lithology
Shale
Percent
20
Tertiary Lithology
Sandstone
Percent
1
Comments
Start Depth: 1085.00 ft
End Depth: 1105.00 ft
Unit: St. Peter Sandstone
System
Ordovician
Series
Group
Ancell
Formation
St. Peter Sandstone
Member
Submember
Start Depth
1085.00 ft
End Depth
1105.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sandstone
Percent
98
Secondary Lithology
Dolomite
Percent
2
Tertiary Lithology
Percent
0
Comments
Start Depth: 1105.00 ft
End Depth: 1278.00 ft
Unit: Shakopee
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
Submember
Start Depth
1105.00 ft
End Depth
1278.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
99
Secondary Lithology
Chert/Chalcedony
Percent
1
Tertiary Lithology
Percent
0
Comments
Start Depth: 1278.00 ft
End Depth: 1475.00 ft
Unit: Oneota
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Oneota
Member
Submember
Start Depth
1278.00 ft
End Depth
1475.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
97
Secondary Lithology
Chert/Chalcedony
Percent
3
Tertiary Lithology
Percent
0
Comments
Start Depth: 1475.00 ft
End Depth: 1490.00 ft
Unit: Coon Valley
System
Cambrian
Series
Group
Formation
Jordan
Member
Coon Valley
Submember
Start Depth
1475.00 ft
End Depth
1490.00 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
sandy
Start Depth: 1490.00 ft
End Depth: 1577.00 ft
Unit: Jordan
System
Cambrian
Series
Group
Formation
Jordan
Member
Submember
Start Depth
1490.00 ft
End Depth
1577.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
75
Secondary Lithology
Sandstone
Percent
25
Tertiary Lithology
Percent
0
Comments
Start Depth: 1577.00 ft
End Depth: 1665.00 ft
Unit: St. Lawrence
System
Cambrian
Series
Group
Formation
St. Lawrence
Member
Submember
Start Depth
1577.00 ft
End Depth
1665.00 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
69
Secondary Lithology
Sandstone
Percent
30
Tertiary Lithology
Chert/Chalcedony
Percent
1
Comments