PUBLIC HEALTH ASSESSMENT
AIR FORCE PLANT PJKS
WATERTON, JEFFERSON COUNTY, COLORADO
EPA FACILITY ID: CO7570090038
March 29, 2000
Prepared by:
Federal Facilities Assessment Branch
Division of Health Assessment and Consultation
Agency for Toxic Substances and Disease Registry
TABLE OF CONTENTS
COMMUNITY HEALTH CONCERNS AND POTENTIAL EXPOSURE PATHWAYS
APPENDIX C. Estimated Exposure and Health Effects
APPENDIX E. Responses to Public Comments
Table 2. Exposure Pathways Evaluation Table
Table 3. Summary of Contaminants in On-Site Groundwater Monitoring Wells
Table 4. Summary of Contaminants in Groundwater (Alluvial) Near the Kassler Water Treatment Plant
Table 5. Summary of Contaminants in Kassler Water Treatment Plant (Before Closure)
Table 6. Summary of Contaminants in On-Site Surface Water
Table 7. Summary of Contaminants in Off-Site Surface Water
Figure 3. Location of the Kassler Area and the Kassler Water Treatment Plant
Figure 4. ATSDR's Exposure Evaluation Process
Figure 5. AFP PJKS Contaminant Plumes
AEC |
Atomic Energy Commission |
AFB | Air Force Base |
AFP PJKS | Air Force Plant PJKS (Peter J. Kiewitt and Sons) |
AOC | Area of Concern |
AT | averaging time |
ATSDR |
Agency for Toxic Substances and Disease Registry |
BW | body weight |
CDPHE | Colorado Department of Public Health and the Environment |
CERCLA | Comprehensive Environmental Response, Compensation, and Liability Act |
CF | conversion factor |
CPF |
cancer potency factor |
CREG | ATSDR's cancer risk evaluation guide |
CV | comparison value |
1,2-DCA | 1,2-dichloroethane |
1,1-DCE | 1,1-dichloroethylene |
1,2-DCE | 1,2-dichloroethylene (cis and trans) |
DW |
Denver Water |
ED | exposure duration |
EF | exposure frequency |
EMEG | ATSDR's environmental media evaluation guide |
EPA | U.S. Environmental Protection Agency |
EPL | Engineering Propulsion Laboratory |
FS |
feasibility study |
HARP | Health Activities Recommendation Panel |
IR | ingestion rate |
IRP | Installation Restoration Program |
kg | kilogram |
LMA | Lockheed Martin Astronautics |
MCL |
EPA's maximum contaminant level |
mg/L | milligrams per liter |
mg/kg/day | milligrams per kilogram per day |
MRL | ATSDR's minimal risk level |
NPL | National Priorities List |
NDMA |
n-nitrosodimethylamine |
ND | not detected |
N2O4 | nitrogen tetraoxide |
NPL | National Priorities List |
OU | operable unit |
OTL |
Ordnance Testing Laboratory |
PAHs | polycyclic aromatic hydrocarbons |
PCE | tetrachloroethylene |
PCBs | polychlorinated biphenyls |
pH | a symbol for the degree of acidity or alkalinity of a solution |
PHAP |
Public Health Action Plan |
ppb | parts per billion |
ppm | parts per million |
PVC | polyvinyl chloride |
RAB | Restoration Advisory Board |
RCRA | Resource Conservation and Recovery Act |
RI | remedial investigation |
RMEG | ATSDR's reference dose media evaluation guide |
SA | surface area |
SVOCs | semivolatile organic compounds |
1,1,1-TCA | 1,1,1-trichloroethane |
TCE | trichloroethylene |
UDMH | unsymmetrical dimethylhydrazine |
UST | underground storage tank |
VOC | volatile organic compound |