Stratigraphy

Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 4.00 ft
Unit: Peoria 
System
Quaternary 
Series
Pleistocene Series 
Group
Wisconsinan Episode 
Formation
Peoria 
Member
 
Submember
 
Start Depth
0.00 ft
End Depth
4.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Loess 
Percent
0 
Secondary Lithology
Soil Or Fill 
Percent
0 
Tertiary Lithology
 
Percent
0 
Comments
Start Depth: 4.00 ft
End Depth: 75.00 ft
Unit: Hopkinton 
System
Silurian 
Series
 
Group
 
Formation
Hopkinton 
Member
 
Submember
 
Start Depth
4.00 ft
End Depth
75.00 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
 
Percent
0 
Comments
Start Depth: 75.00 ft
End Depth: 125.00 ft
Unit: Blanding 
System
Silurian 
Series
 
Group
 
Formation
Blanding 
Member
 
Submember
 
Start Depth
75.00 ft
End Depth
125.00 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
 
Percent
0 
Comments
Start Depth: 125.00 ft
End Depth: 155.00 ft
Unit: Tete Des Morts 
System
Silurian 
Series
 
Group
 
Formation
Tete Des Morts 
Member
 
Submember
 
Start Depth
125.00 ft
End Depth
155.00 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
 
Percent
0 
Comments
Start Depth: 155.00 ft
End Depth: 195.00 ft
Unit: Mosalem 
System
Silurian 
Series
 
Group
 
Formation
Mosalem 
Member
 
Submember
 
Start Depth
155.00 ft
End Depth
195.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Partial Penetration (Base Not Met), No Gap At Top 
Primary Lithology
Dolomite 
Percent
0 
Secondary Lithology
Shale 
Percent
0 
Tertiary Lithology
 
Percent
0 
Comments