Geophysical Investigations
at the New Philadelphia Site
Pike County, Illinois
2004-2006
Dr. Michael L. Hargrave
U.S Army Engineer Research and Development Center
Construction Engineering Research Laboratory
Champaign, IL 61826-9005
List of Figures
Figure 1
: Electrical Resistance Survey, Block 9
Figure 2
: Magnetic Gradient Survey, Block 9
Figure 3
: Excavation Units 1-3, Block 9, Lot 5, overlain on Electrical Resistance Survey
Figure 4
: Feature 1, Excavation Units 1-3, Block 9, Lot 5
Figure 5
: Electrical Resistance Survey, Blocks 3 and 8
Figure 6
: Electrical Resistance Survey, Blocks 3 and 8, with Anomalies Highlighted
Figure 7
: Magnetic Gradient Survey, Blocks 3, 4, 7 and 8
Figure 8
: Magnetic Gradient Survey, Block 3, with Anomalies Highlighted
Figure 9
: Magnetic Gradient Survey, Block 8, with Anomalies Highlighted
Figure 9a
: Resistivity Survey, Block 8, Lots 1-2, with Anomalies Highlighted
Figure 10
: Excavation Unit 2, Block 7, Lot 1, overlain on Magnetic Gradient Survey
Figure 11
: Feature 3, Excavation Unit 2, Block 7, Lot 1
Figure 12
: Excavation Units 1-3, Block 8, Lot 4, overlain on Magnetic Gradient Survey
Figure 13
: Feature 4, Excavation Units 1-12, Block 8, Lot 4
Figure 14
: Map of Excavation Units in Block 3, Lots 4 and 5
Figure 15
: Features 2, 8, and 10 in Block 3, Lots 4 and 5
Figure 16
: Electrical Resistance Survey, Block 13, without High Pass Filter
Figure 17
: Electrical Resistance Survey, Block 13, with High Pass Filter
Figure 18
: Electrical Resistance Survey, Block 13, with High Pass Filter and Anomalies Highlighted
Figure 19
: Magnetic Gradient Survey, Block 13, Lots 2-4, with Anomalies Highlighted
Figure 20
: Electrical Resistance Survey, Block 4, Lots 1-2, 7-8
Figure 21
: Electrical Resistance Survey, Block 4, Lots 1-2, 7-8, with Anomalies Highlighted
Figure 22
: Electrical Resistance Survey, Block 4, Lots 1-3, 6-8, with Anomalies Highlighted
Figure 22a
: Excavation Units 1-8 in Block 4, Lot 1, Overlain on Magnetic Gradient Survey
Figure 22b
: Features 7 and 13 in Excavation Units 1-8, Block 4, Lot 1
Figure 23
: Electrical Resistance Survey, Block 3, Lots 1-2
Figure 24
: Electrical Resistance Survey, Block 3, Lots 1-2, with Anomalies Highlighted
Figure 25
: Magnetic Gradient Survey, Block 3, Lots 2-7, with Anomalies Highlighted
Figure 26
: Electrical Resistance Survey, Block 8, Lots 3-6
Figure 27
: Electrical Resistance Survey, Block 8, Lots 3-6, with Anomalies Highlighted
Figure 28
: Electrical Resistance Survey, Block 9, Lots 3-4
Figure 29
: Electrical Resistance Survey, Block 9, Lots 3-4, with Anomalies Highlighted
Figure 30
: Magnetic Gradient Survey, Block 9, Lots 3-4, with Anomalies Highlighted
Figure 31
: Magnetic Gradient Survey, Block 13, Lots 2-4, with Anomalies Highlighted
Figure 31a
: Excavation Units in Block 13, Lots 3-4
Figure 31b
: Features 9, 11, and 12 in Block 13, Lots 3 and 4
Figure 32
: Electrical Resistance Surveys, Primary Areas Completed to Date, with Anomalies Highlighted (large file)
Figure 33
: Magnetic Gradient Surveys, Primary Areas Completed to Date, with Anomalies Highlighted (large file)
Return to 2004-2006 Geophysical Survey Report
July 12, 2006 revised edition
Return to New Philadelphia page
Maintained by
Christopher Fennell