Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 17.00 ft
Unit: Deforest
System
Quaternary
Series
Holocene Series
Group
Formation
Deforest
Member
Submember
Start Depth
0.00 ft
End Depth
17.00 ft
Contact Accuracy
Contacts From Driller's Log - Generalized
Penetration
Complete Penetration, No Gaps
Primary Lithology
Silt
Percent
100
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
Start Depth: 17.00 ft
End Depth: 54.00 ft
Unit: Pre-Illinoian
System
Quaternary
Series
Pleistocene Series
Group
Pre-Illinoian
Formation
Member
Submember
Start Depth
17.00 ft
End Depth
54.00 ft
Contact Accuracy
Contacts From Driller's Log - Generalized
Penetration
Partial Penetration (Base Not Met), Gap At Top
Primary Lithology
Till
Percent
0
Secondary Lithology
Sand And Gravel
Percent
0
Tertiary Lithology
Percent
0
Comments