Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 98.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
98.00 ft
Contact Accuracy
Contacts Poorly Defined Or Complete Gap
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Unleached
Percent
100
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 98.00 ft
End Depth: 112.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
98.00 ft
End Depth
112.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Unleached
Percent
50
Secondary Lithology
Till - Unoxidized And Unleached
Percent
50
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 112.00 ft
End Depth: 135.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
112.00 ft
End Depth
135.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Unoxidized And Unleached
Percent
100
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 135.00 ft
End Depth: 148.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
135.00 ft
End Depth
148.00 ft
Contact Accuracy
Contacts Poorly Defined Or Complete Gap
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Oxidized And Unleached
Percent
100
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 148.00 ft
End Depth: 230.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
148.00 ft
End Depth
230.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Till - Unoxidized And Unleached
Percent
100
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 230.00 ft
End Depth: 246.00 ft
Unit: Unknown
System
Unknown
Series
Group
Formation
Member
Submember
Start Depth
230.00 ft
End Depth
246.00 ft
Contact Accuracy
Contacts Poorly Defined Or Complete Gap
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Silt
Percent
100
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 246.00 ft
End Depth: 279.00 ft
Unit: Unknown
System
Unknown
Series
Group
Formation
Member
Submember
Start Depth
246.00 ft
End Depth
279.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Sand
Percent
100
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 279.00 ft
End Depth: 315.00 ft
Unit: Unknown
System
Unknown
Series
Group
Formation
Member
Submember
Start Depth
279.00 ft
End Depth
315.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Sand And Gravel
Percent
100
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 315.00 ft
End Depth: 482.00 ft
Unit: Fort Benton ("Lower Colorado ")
System
Cretaceous
Series
Group
Fort Benton ("Lower Colorado ")
Formation
Member
Submember
Start Depth
315.00 ft
End Depth
482.00 ft
Contact Accuracy
Contacts Poorly Defined Or Complete Gap
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 482.00 ft
End Depth: 614.00 ft
Unit: Dakota
System
Cretaceous
Series
Group
Fort Benton ("Lower Colorado ")
Formation
Dakota
Member
Submember
Start Depth
482.00 ft
End Depth
614.00 ft
Contact Accuracy
Contacts Poorly Defined Or Complete Gap
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
0
Secondary Lithology
Sandstone
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 614.00 ft
End Depth: 675.00 ft
Unit: Sioux Quartzite
System
Proterozoic
Series
Group
Formation
Sioux Quartzite
Member
Submember
Start Depth
614.00 ft
End Depth
675.00 ft
Contact Accuracy
Unknown
Penetration
Unknown
Primary Lithology
Sandstone
Percent
0
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments