PUBLIC HEALTH ASSESSMENT ADDENDUM
LETTERKENNY ARMY DEPOT
USA LETTERKENNY SOUTHEAST AREA
CHAMBERSBURG, FRANKLIN COUNTY, PENNSYLVANIA
CERCLIS NO. PA6213820503
AND
USA LETTERKENNY - PROPERTY DISPOSAL OFFICE AREA
CHAMBERSBURG, FRANKLIN COUNTY, PENNSYLVANIA
CERCLIS NO. PA2210090054
May 25, 1993
Prepared by:
AGENCY FOR TOXIC SUBSTANCES AND DISEASE REGISTRY
Division of Health Assessment and Consultation
Federal Programs Branch
Defense Facilities Assessment Section
TABLE OF CONTENTS
ENVIRONMENTAL CONTAMINATION AND OTHER HAZARDS
** An explanation of these acronyms appear in the Background section.
LIST OF FIGURES
Figure 1: Franklin County and Chambersburg Demographics, 1990
Figure 2: Housing and Population Data for the Area Where Wells Were Replaced Off-Site of the SE Area
Figure 3: Land Use of Areas Surrounding Letterkenny Army Depot
Figure 4: Private Wells and Municipal Water Wells Off-Site of the SE Area (Near Gate 6)
Figure 5: Private Wells and Municipal Water Wells Off-Site of the PDO Area (Near Gate 1)
Figure 6: Potential Contaminant Source Areas: SE Area
Figure 7: Confirmed Source Areas: PDO Area
Figure 8: Groundwater Contour Map for the PDO Area
LIST OF TABLES
Table 1: Cancer Mortality Rates for Greene Township
Table 2: Cancer Mortality Rates for Hamilton Township
Table 3: Cancer Mortality Rates for Letterkenny Township
Table 4: Environmental Contaminants: SE Area
Table 5: Environmental Contaminants: PDO Area
Table 6: Off-Site Residential Wells Near the SE and PDO Areas and Off-Site Creeks and Springs
Table 7: Potential and Completed Exposure Pathways: SE Area
Table 8: Potential and Completed Exposure Pathways: PDO and AD/AS Areas
