PUBLIC HEALTH ASSESSMENT
T. H. AGRICULTURE AND NUTRITION COMPANY
FRESNO, FRESNO COUNTY, CALIFORNIA
CERCLIS NO. CAD009106220
February 12, 1997
Prepared by:
California Department of Health Services
Under Cooperative Agreement with the
U.S. Agency for Toxic Substances and Disease Registry
ABBREVIATIONS USED IN THE PUBLIC HEALTH ASSESSMENT
CREG=Cancer Risk Evaluation Guide for 1 x 10-6 excess cancer risk
DBCP=1,2-Dibromo-3-chloropropane
DDD=1,1-Dichloro-2,2-bis(p-chlorophenyl)ethane
DDE=1,1-Dichloro-2,2-bis(p-chlorophenyl)ethylene
DDT=1,1,1-Trichloro-2,2-bis(p-chlorophenyl)ethane
DEF=S,S,S-tributyl phosphorothioate
EMEG=Environmental Media Evaluation Guideline
aEMEG=chronic-duration (greater than 365 days) EMEG for an adult
cEMEG=chronic-duration (greater than 365 days) EMEG for a child
aiEMEG=intermediate-duration (>14 and <365 days) EMEG for an adult
ciEMEG=intermediate-duration (>14 and <365 days) EMEG for a child
HCH=Hexachlorocyclohexane (alpha, beta, delta, and gamma isomers)
MCL=Maximum Contaminant Level
MCLG=Maximum Contaminant Level Goal
MRL=Minimal Risk Level
ppb=parts per billion (equivalent to microgram per liter, µg/L)
ppm=parts per million (equivalent to milligram per kilogram, mg/kg)
RfC=Reference Concentration
RfD=Reference Dose
RMEG=Reference Dose Media Evaluation Guide
aRMEG=acute-duration (<14 days) RMEG for an adult
cRMEG=chronic RMEG for a child
TABLE OF CONTENTS
A. SITE DESCRIPTION AND HISTORY
B. SITE VISIT
C. DEMOGRAPHICS, LAND USE, AND NATURAL RESOURCE USE
D. HEALTH OUTCOME DATA
ENVIRONMENTAL CONTAMINATION AND OTHER HAZARDS
A. ON-SITE CONTAMINATION
B. OFF-SITE CONTAMINATION
C. QUALITY ASSURANCE AND QUALITY CONTROL (QA/QC)
D. PHYSICAL AND OTHER HAZARDS
A. COMPLETED EXPOSURE PATHWAYS
B. POTENTIAL EXPOSURE PATHWAYS
A. TOXICOLOGICAL EVALUATION
B. HEALTH OUTCOME DATA EVALUATION
C. COMMUNITY HEALTH CONCERNS EVALUATION
PUBLIC HEALTH RECOMMENDATIONS AND ACTIONS
APPENDIX C- RESPONSE TO PUBLIC COMMENT
