Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 5.00 ft
Unit: Quaternary
System
Quaternary
Series
Group
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
5.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, Gaps, Top & Base Defined
Primary Lithology
Sand And Gravel
Percent
80
Secondary Lithology
Soil Or Fill
Percent
20
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 5.00 ft
End Depth: 35.00 ft
Unit: Sheldon Creek
System
Quaternary
Series
Pleistocene Series
Group
Wisconsinan Episode
Formation
Sheldon Creek
Member
Submember
Start Depth
5.00 ft
End Depth
35.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Oxidized And Unleached
Percent
100
Secondary Lithology
Unknown
Percent
0
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 35.00 ft
End Depth: 95.00 ft
Unit: Sheldon Creek
System
Quaternary
Series
Pleistocene Series
Group
Wisconsinan Episode
Formation
Sheldon Creek
Member
Submember
Start Depth
35.00 ft
End Depth
95.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Unoxidized And Unleached
Percent
95
Secondary Lithology
Till - Oxidized And Unleached
Percent
5
Tertiary Lithology
Percent
0
Comments
Start Depth: 95.00 ft
End Depth: 100.00 ft
Unit: Sheldon Creek
System
Quaternary
Series
Pleistocene Series
Group
Wisconsinan Episode
Formation
Sheldon Creek
Member
Submember
Start Depth
95.00 ft
End Depth
100.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sand And Gravel
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 100.00 ft
End Depth: 150.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
100.00 ft
End Depth
150.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Unoxidized And Unleached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 150.00 ft
End Depth: 155.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
150.00 ft
End Depth
155.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Unoxidized And Unleached
Percent
80
Secondary Lithology
Till - Oxidized And Unleached
Percent
20
Tertiary Lithology
Percent
0
Comments
Start Depth: 155.00 ft
End Depth: 195.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
155.00 ft
End Depth
195.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Reduced And Unleached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 195.00 ft
End Depth: 200.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
195.00 ft
End Depth
200.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sand And Gravel
Percent
80
Secondary Lithology
Till - Unoxidized And Unleached
Percent
20
Tertiary Lithology
Percent
0
Comments
Start Depth: 200.00 ft
End Depth: 225.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
200.00 ft
End Depth
225.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Unoxidized And Unleached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 225.00 ft
End Depth: 245.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
225.00 ft
End Depth
245.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sand And Gravel
Percent
95
Secondary Lithology
Till - Unoxidized And Unleached
Percent
5
Tertiary Lithology
Percent
0
Comments
Start Depth: 245.00 ft
End Depth: 315.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
245.00 ft
End Depth
315.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Unoxidized And Unleached
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 315.00 ft
End Depth: 325.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
315.00 ft
End Depth
325.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Till - Oxidized And Unleached
Percent
50
Secondary Lithology
Till - Unoxidized And Unleached
Percent
50
Tertiary Lithology
Percent
0
Comments
Start Depth: 325.00 ft
End Depth: 330.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
325.00 ft
End Depth
330.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Sand And Gravel
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 330.00 ft
End Depth: 376.00 ft
Unit: Woodbury
System
Cretaceous
Series
Group
Fort Benton ("Lower Colorado ")
Formation
Dakota
Member
Woodbury
Submember
Start Depth
330.00 ft
End Depth
376.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Shale
Percent
70
Secondary Lithology
Sandstone
Percent
30
Tertiary Lithology
Unknown
Percent
0
Comments
Start Depth: 376.00 ft
End Depth: 609.00 ft
Unit: Nishnabotna
System
Cretaceous
Series
Group
Fort Benton ("Lower Colorado ")
Formation
Dakota
Member
Nishnabotna
Submember
Start Depth
376.00 ft
End Depth
609.00 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
Sandstone
Percent
80
Secondary Lithology
Shale
Percent
20
Tertiary Lithology
Percent
0
Comments