Interim Baseline Radiological Investigation Report in
Support of the Upton Rare Earth Processing Plant
November 15, 2012
ii
TABLE OF CONTENTS (CONTINUED)
List of Illustrations
Illustration 3.1
Histogram of Gamma Count Rates
Illustration 3.2
Normal Probability Plot of Gamma Count Rates
Illustration 3.3
Lognormal Probability Plot of Gamma Count Rates
List of Tables
Table 2.1
Summary of Radiological Investigation Scope
Table 3.1
Statistical Summary of Gamma Count Rate Data
Table 3.2
Integrated Gamma Count Rates and High Pressure Ion
Chamber Measurements
Table 3.3
Statistical Summary of Predicted Exposure Rates
Table 4.1
Sample Location Coordinates
Table 4.2
Laboratory Analytical Results for Soil Samples
Table 4.3
Summary Statistics for Radium-226 Concentrations in Soil
Samples
Table 4.4
Summary Statistics for Other Radionuclide Concentrations in
Soil Samples
Table 4.5
Radium-226 Concentrations and Integrated Gamma Count
Rates
Table 4.6
Statistical Summary of Radium-226 and Natural Thorium
Concentrations Predicted from Gamma Count Rates
Table 5.1
QA-QC Comparison Results
Table 5.2
QA-QC Comparisons: RPD and RER Summary
Table 6.1
Radon Flux Results
Table 7.1
Table 8.1
Table 8.2
Table 8.3
Table 8.4
Ambient Radon Track Etch Detector Locations
Radionuclide Concentrations in Filter Samples
Radionuclide Concentrations in Air
Summary Statistics for Radionuclide Concentrations in Air
Lanthanide Concentrations in Filters and Air
