Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 62.00 ft
Unit: Quaternary
System
Quaternary
Series
Group
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
62.00 ft
Contact Accuracy
Unknown
Penetration
Complete Gap
Primary Lithology
Unknown
Percent
0
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 62.00 ft
End Depth: 100.00 ft
Unit: Pleistocene Series
System
Quaternary
Series
Pleistocene Series
Group
Formation
Member
Submember
Start Depth
62.00 ft
End Depth
100.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gap At Top
Primary Lithology
Sand And Gravel
Percent
0
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 100.00 ft
End Depth: 307.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
100.00 ft
End Depth
307.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Complete Penetration, Gap At Top
Primary Lithology
Till - Oxidized And Unleached
Percent
0
Secondary Lithology
Till - Unoxidized And Unleached
Percent
0
Tertiary Lithology
Sand
Percent
0
Comments
Start Depth: 307.00 ft
End Depth: 315.00 ft
Unit: Nishnabotna
System
Cretaceous
Series
Group
Fort Benton ("Lower Colorado ")
Formation
Dakota
Member
Nishnabotna
Submember
Start Depth
307.00 ft
End Depth
315.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Bedrock Surface - Partial Penetration (Base Not Met), No Gap At Top
Primary Lithology
Sandstone
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments