Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 30.00 ft
Unit: Pleistocene Series
System
Quaternary
Series
Pleistocene Series
Group
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
30.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Silt
Percent
0
Secondary Lithology
Till
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 30.00 ft
End Depth: 371.00 ft
Unit: Unknown
System
Unknown
Series
Group
Formation
Member
Submember
Start Depth
30.00 ft
End Depth
371.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Bedrock Surface - Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Shale
Percent
0
Secondary Lithology
Siltstone
Percent
0
Tertiary Lithology
Limestone
Percent
0
Comments
Start Depth: 371.00 ft
End Depth: 440.00 ft
Unit: St. Louis
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Formation
St. Louis
Member
Submember
Start Depth
371.00 ft
End Depth
440.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Sandstone
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 440.00 ft
End Depth: 480.00 ft
Unit: Warsaw
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Warsaw
Member
Submember
Start Depth
440.00 ft
End Depth
480.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Gypsum/Anhydrite
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Shale
Percent
0
Comments
Start Depth: 480.00 ft
End Depth: 585.00 ft
Unit: Keokuk
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Keokuk
Member
Submember
Start Depth
480.00 ft
End Depth
585.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Limestone
Percent
0
Comments
Start Depth: 585.00 ft
End Depth: 665.00 ft
Unit: Burlington
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Augusta
Formation
Burlington
Member
Submember
Start Depth
585.00 ft
End Depth
665.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Limestone
Percent
0
Tertiary Lithology
Chert/Chalcedony
Percent
0
Comments
Start Depth: 665.00 ft
End Depth: 670.00 ft
Unit: Unknown
System
Unknown
Series
Group
Formation
Member
Submember
Start Depth
665.00 ft
End Depth
670.00 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: 670.00 ft
End Depth: 680.00 ft
Unit: Iowa Falls Dolomite
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Sub-Augusta
Formation
Gilmore City
Member
Iowa Falls Dolomite
Submember
Start Depth
670.00 ft
End Depth
680.00 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: 680.00 ft
End Depth: 683.00 ft
Unit: Eagle City
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Sub-Augusta
Formation
Maynes Creek
Member
Eagle City
Submember
Start Depth
680.00 ft
End Depth
683.00 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: 683.00 ft
End Depth: 738.00 ft
Unit: Maynes Creek
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
Sub-Augusta
Formation
Maynes Creek
Member
Submember
Start Depth
683.00 ft
End Depth
738.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Limestone
Percent
0
Tertiary Lithology
Chert/Chalcedony
Percent
0
Comments
Start Depth: 738.00 ft
End Depth: 783.00 ft
Unit: North Hill
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
North Hill
Formation
Member
Submember
Start Depth
738.00 ft
End Depth
783.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Chert/Chalcedony
Percent
0
Comments
Start Depth: 783.00 ft
End Depth: 788.00 ft
Unit: Prospect Hill
System
Mississippian (Subsystem Of Carboniferous System)
Series
Group
North Hill
Formation
Prospect Hill
Member
Submember
Start Depth
783.00 ft
End Depth
788.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Siltstone
Percent
0
Secondary Lithology
Sandstone
Percent
0
Tertiary Lithology
Shale
Percent
0
Comments
Start Depth: 788.00 ft
End Depth: 820.00 ft
Unit: Maple Mill
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Maple Mill
Member
Submember
Start Depth
788.00 ft
End Depth
820.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 820.00 ft
End Depth: 865.00 ft
Unit: Sheffield
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Sheffield
Member
Submember
Start Depth
820.00 ft
End Depth
865.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 865.00 ft
End Depth: 927.00 ft
Unit: Lime Creek
System
Devonian
Series
Group
Yellow Spring (New Albany)
Formation
Lime Creek
Member
Submember
Start Depth
865.00 ft
End Depth
927.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Limestone
Percent
0
Secondary Lithology
Shale
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 927.00 ft
End Depth: 957.00 ft
Unit: Coralville
System
Devonian
Series
Group
Cedar Valley
Formation
Coralville
Member
Submember
Start Depth
927.00 ft
End Depth
957.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Percent
0
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1270.00 ft
End Depth: 1345.00 ft
Unit: Wapsipinicon
System
Devonian
Series
Group
Wapsipinicon
Formation
Member
Submember
Start Depth
1270.00 ft
End Depth
1345.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Gypsum/Anhydrite
Percent
0
Tertiary Lithology
Limestone
Percent
0
Comments
Start Depth: 1345.00 ft
End Depth: 1402.00 ft
Unit: Brainard Shale
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Brainard Shale
Submember
Start Depth
1345.00 ft
End Depth
1402.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Shale
Percent
0
Secondary Lithology
Dolomite
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1402.00 ft
End Depth: 1500.00 ft
Unit: Ft. Atkinson Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Ft. Atkinson Limestone
Submember
Start Depth
1402.00 ft
End Depth
1500.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Shale
Percent
0
Tertiary Lithology
Chert/Chalcedony
Percent
0
Comments
Start Depth: 1500.00 ft
End Depth: 1530.00 ft
Unit: Elgin Limestone
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Elgin Limestone
Submember
Start Depth
1500.00 ft
End Depth
1530.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1530.00 ft
End Depth: 1708.00 ft
Unit: Unknown
System
Unknown
Series
Group
Formation
Member
Submember
Start Depth
1530.00 ft
End Depth
1708.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1708.00 ft
End Depth: 1714.00 ft
Unit: Ion
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Ion
Submember
Start Depth
1708.00 ft
End Depth
1714.00 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: 1714.00 ft
End Depth: 1718.00 ft
Unit: Guttenberg
System
Ordovician
Series
Group
Galena
Formation
Decorah
Member
Guttenberg
Submember
Start Depth
1714.00 ft
End Depth
1718.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Limestone
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1718.00 ft
End Depth: 1745.00 ft
Unit: Mcgregor
System
Ordovician
Series
Group
Galena
Formation
Platteville
Member
Mcgregor
Submember
Start Depth
1718.00 ft
End Depth
1745.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Limestone
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1745.00 ft
End Depth: 1765.00 ft
Unit: Pecatonica
System
Ordovician
Series
Group
Galena
Formation
Platteville
Member
Pecatonica
Submember
Start Depth
1745.00 ft
End Depth
1765.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1765.00 ft
End Depth: 1770.00 ft
Unit: Harmony Hill
System
Ordovician
Series
Group
Ancell
Formation
Glenwood
Member
Harmony Hill
Submember
Start Depth
1765.00 ft
End Depth
1770.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1770.00 ft
End Depth: 1810.00 ft
Unit: St. Peter Sandstone
System
Ordovician
Series
Group
Ancell
Formation
St. Peter Sandstone
Member
Submember
Start Depth
1770.00 ft
End Depth
1810.00 ft
Contact Accuracy
Top And Base Inaccurate - (Poor Samples, Contact Gap, Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sandstone
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 1810.00 ft
End Depth: 2035.00 ft
Unit: Willow River
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
Willow River
Submember
Start Depth
1810.00 ft
End Depth
2035.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Sandstone
Percent
0
Comments
Start Depth: 2035.00 ft
End Depth: 2090.00 ft
Unit: New Richmond
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Shakopee
Member
New Richmond
Submember
Start Depth
2035.00 ft
End Depth
2090.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Sandstone
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 2090.00 ft
End Depth: 2220.00 ft
Unit: Oneota
System
Ordovician
Series
Group
Prairie Du Chien
Formation
Oneota
Member
Submember
Start Depth
2090.00 ft
End Depth
2220.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Chert/Chalcedony
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 2220.00 ft
End Depth: 2285.00 ft
Unit: Jordan
System
Cambrian
Series
Group
Formation
Jordan
Member
Submember
Start Depth
2220.00 ft
End Depth
2285.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Sandstone
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 2285.00 ft
End Depth: 2340.00 ft
Unit: St. Lawrence
System
Cambrian
Series
Group
Formation
St. Lawrence
Member
Submember
Start Depth
2285.00 ft
End Depth
2340.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Partial Penetration (Base Not Met), No Gap At Top
Primary Lithology
Dolomite
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments