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HUMAN EXPOSURE MEASUREMENTS - CHILDREN'S FOCUS
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Impact/Purpose:
1. To identify those pesticides, pathways, and activities that represent the highest potential exposures to children;
2. To determine the factors that influence pesticide exposures to children;
3. To develop methods for measuring multimedia exposures to children, including methods that account for important activities that take place in home, school, and day care settings;
4. To generate data on multimedia pesticide concentrations, pesticide biomarkers, and exposure factors that can be used as inputs to aggregate exposure models for children.
Description:
In support of the Food Quality Protection Act of 1996, research under this task is designed to identify those pesticides, pathways, and activities that represent the highest potential exposures to children and to determine the factors that influence these exposures. The research will be used to develop methods, data, and models for evaluating aggregate exposure to pesticides and toxic chemicals. This research will focus on high-level, short-term exposure resulting from recent pesticide applications. Studies have been initiated in four areas: pesticide use patterns; distribution of pesticide residues in non-occupational environments; dermal and non-dietary exposure assessments; and dietary exposure assessments. These studies were completed in FY'02. Results of the studies have been used to develop a draft protocol for measuring children's exposures to pesticides and persistent organic pollutants. Sample analysis, data processing, data analysis, and reporting will be completed in FY '03. The outputs from these studies will provide critical data needed to develop methods for assessing aggregate exposure, to provide inputs for exposure models, to design future research to answer additional exposure issues, and to reduce uncertainties in exposure assessments for children. Results of the studies have been used to develop the study design for a large longitudinal field study of children's exposure to pesticides and persistent organic pollutants that is being performed under Task No. 7040.
Record Details:
Record Type:PROJECTKeywords:
FOOD QUALITY PROTECTION ACT, PESTICIDES, CHILDREN EXPOSURES, MULTIMEDIA EXPOSURES, SENSITIVE SUBPOPULATIONS, CHILDREN'S HEALTH, INDOOR ENVIRONMENTS, ENVIRONMENTAL JUSTICE,Related Records:
PROTECTING OUR CHILDREN FROM HARM: MEASURING ENVIRONMENTAL RISKS TO CHILDREN REQUIRES UNDERSTANDING THEIR UNIQUE MEANS OF EXPOSURERelationship Reason:PROTECTING OUR CHILDREN FROM HARM: MEASURING ENVIRONMENTAL RISKS TO CHILDREN REQUIRES UNDERSTANDING THEIR UNIQUE MEANS OF EXPOSURE59419DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
PESTICIDES AND THEIR METABOLITES IN THE HOMES AND URINE OF FARMWORKER CHILDREN LIVING IN THE SALINAS VALLEY, CA
Relationship Reason:PESTICIDES AND THEIR METABOLITES IN THE HOMES AND URINE OF FARMWORKER CHILDREN LIVING IN THE SALINAS VALLEY, CA155744DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
ISSUES IN DERMAL EXPOSURE OF INFANTS
Relationship Reason:ISSUES IN DERMAL EXPOSURE OF INFANTS116143DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
US EPA RESEARCH ACTIVITIES TO CHARACTERIZE CHILDREN'S ENVIRONMENTAL EXPOSURES.
Relationship Reason:US EPA RESEARCH ACTIVITIES TO CHARACTERIZE CHILDREN'S ENVIRONMENTAL EXPOSURES.113709DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
CHARACTERIZING RESIDUE TRANSFER EFFICIENCIES USING A FLUORESCENT IMAGING TECHNIQUE
Relationship Reason:CHARACTERIZING RESIDUE TRANSFER EFFICIENCIES USING A FLUORESCENT IMAGING TECHNIQUE105254DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
QUANTITATIVE PESTICIDE EXPOSURE ASSESSMENT OF CHILDREN LIVING IN AN AGRICULTURAL COMMUNITY
Relationship Reason:QUANTITATIVE PESTICIDE EXPOSURE ASSESSMENT OF CHILDREN LIVING IN AN AGRICULTURAL COMMUNITY88413DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
CHARACTERIZING TRANSFER OF SURFACE RESIDUES TO SKIN USING A VIDEO-FLUORESCENT IMAGING TECHNIQUE
Relationship Reason:CHARACTERIZING TRANSFER OF SURFACE RESIDUES TO SKIN USING A VIDEO-FLUORESCENT IMAGING TECHNIQUE88278DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
DEVELOPMENT OF EVALUATION OF A QUANTITATIVE VIDEO-FLUORESCENCE IMAGING SYSTEM AND FLUORESCENT TRACER FOR MEASURING TRANSFER OF PESTICIDE RESIDUES FROM SURFACES TO HANDS WITH REPEATED CONTACTS
Relationship Reason:DEVELOPMENT OF EVALUATION OF A QUANTITATIVE VIDEO-FLUORESCENCE IMAGING SYSTEM AND FLUORESCENT TRACER FOR MEASURING TRANSFER OF PESTICIDE RESIDUES FROM SURFACES TO HANDS WITH REPEATED CONTACTS87419DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
EVALUATION OF WHOLE BODY DOSIMETERS FOR MEASURING DERMAL EXPOSURES
Relationship Reason:EVALUATION OF WHOLE BODY DOSIMETERS FOR MEASURING DERMAL EXPOSURES87189DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
CHILDREN'S PESTICIDE EXPOSURE: A COMMUNITY-BASED MEASUREMENT STUDY IN JACKSONVILLE, FLORIDA
Relationship Reason:CHILDREN'S PESTICIDE EXPOSURE: A COMMUNITY-BASED MEASUREMENT STUDY IN JACKSONVILLE, FLORIDA86799DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
ESTIMATING CONTAMINANT DOSE FOR INTERMITTENT DERMAL CONTACT: MODEL DEVELOPMENT, TESTING, AND APPLICATION
Relationship Reason:ESTIMATING CONTAMINANT DOSE FOR INTERMITTENT DERMAL CONTACT: MODEL DEVELOPMENT, TESTING, AND APPLICATION85600DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
DATA COLLECTED IN THE EPA'S NATIONAL EXPOSURE RESEARCH LABORATORY'S FIELD MEASUREMENT STUDIES TO EVALUATE AGGREGATE EXPOSURE TO PESTICIDES
Relationship Reason:DATA COLLECTED IN THE EPA'S NATIONAL EXPOSURE RESEARCH LABORATORY'S FIELD MEASUREMENT STUDIES TO EVALUATE AGGREGATE EXPOSURE TO PESTICIDES82349DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
THE DISTRIBUTION OF CHLORPYRIFOS FOLLOWING A CRACK AND CREVICE TYPE APPLICATION IN THE U.S. EPA INDOOR AIR QUALITY RESEARCH HOUSE
Relationship Reason:THE DISTRIBUTION OF CHLORPYRIFOS FOLLOWING A CRACK AND CREVICE TYPE APPLICATION IN THE U.S. EPA INDOOR AIR QUALITY RESEARCH HOUSE 81545DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
THE DISTRIBUTION OF CHLORPYRIFOS FOLLOWING A CRACK AND CREVICE TYPE APPLICATION IN THE U.S. EPA INDOOR AIR QUALITY RESEARCH HOUSE
Relationship Reason:THE DISTRIBUTION OF CHLORPYRIFOS FOLLOWING A CRACK AND CREVICE TYPE APPLICATION IN THE U.S. EPA INDOOR AIR QUALITY RESEARCH HOUSE80555DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNRMRL
UNITED STATES ENVIRONMENTAL PROTECTION AGENCY RESEARCH ACTIVITIES TO CHARACTERIZE CHILDREN'S ENVIRONMENTAL EXPOSURES
Relationship Reason:UNITED STATES ENVIRONMENTAL PROTECTION AGENCY RESEARCH ACTIVITIES TO CHARACTERIZE CHILDREN'S ENVIRONMENTAL EXPOSURES76380DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
COMPARING PESTICIDE TRANSFERS FROM RESIDENTIAL SURFACE USING TRANSFERABLE RESIDUE SAMPLING TECHNIQUES AND VIDEO-FLUORESCENT IMAGING
Relationship Reason:COMPARING PESTICIDE TRANSFERS FROM RESIDENTIAL SURFACE USING TRANSFERABLE RESIDUE SAMPLING TECHNIQUES AND VIDEO-FLUORESCENT IMAGING66346DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
COMPARING PESTICIDE TRANSFERS FROM RESIDENTIAL SURFACES USING TRANSFERABLE RESIDUE SAMPLING TECHNIQUES AND VIDEO-FLUORESCENT IMAGING
Relationship Reason:COMPARING PESTICIDE TRANSFERS FROM RESIDENTIAL SURFACES USING TRANSFERABLE RESIDUE SAMPLING TECHNIQUES AND VIDEO-FLUORESCENT IMAGING66304DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
FEASIBILITY STUDY OF THE POTENTIAL FOR HUMAN EXPOSURE TO PET-BORNE DIAZINON RESIDUES FOLLOWING LAWN APPLICATIONS
Relationship Reason:FEASIBILITY STUDY OF THE POTENTIAL FOR HUMAN EXPOSURE TO PET-BORNE DIAZINON RESIDUES FOLLOWING LAWN APPLICATIONS65376DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
CHILDREN'S EXPOSURE ASSESSMENT: A REVIEW OF FACTORS INFLUENCING CHILDREN'S EXPOSURE AND THE DATA AVAILABLE TO CHARACTERIZE AND ASSESS THAT EXPOSURE
Relationship Reason:CHILDREN'S EXPOSURE ASSESSMENT: A REVIEW OF FACTORS INFLUENCING CHILDREN'S EXPOSURE AND THE DATA AVAILABLE TO CHARACTERIZE AND ASSESS THAT EXPOSURE64912DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
THE CHALLENGE OF ASSESSING CHILDREN'S EXPOSURE TO PESTICIDES
Relationship Reason:THE CHALLENGE OF ASSESSING CHILDREN'S EXPOSURE TO PESTICIDES64631DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
THE DISTRIBUTION OF CHLORPYRIFOS FOLLOWING A CRACK AND CREVICE TYPE APPLICATION IN THE U.S. EPA INDOOR AIR QUALITY TEST HOUSE
Relationship Reason:THE DISTRIBUTION OF CHLORPYRIFOS FOLLOWING A CRACK AND CREVICE TYPE APPLICATION IN THE U.S. EPA INDOOR AIR QUALITY TEST HOUSE63914DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
THE EPA NATIONAL EXPOSURE RESEARCH LABORATORY CHILDREN'S PESTICIDE EXPOSURE MEASUREMENT PROGRAM
Relationship Reason:THE EPA NATIONAL EXPOSURE RESEARCH LABORATORY CHILDREN'S PESTICIDE EXPOSURE MEASUREMENT PROGRAM63856DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
USEPA RESEARCH ACTIVITIES TO CHARACTERIZE CHILDREN'S ENVIRONMENTAL EXPOSURES
Relationship Reason:USEPA RESEARCH ACTIVITIES TO CHARACTERIZE CHILDREN'S ENVIRONMENTAL EXPOSURES63080DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
PESTICIDE RESULTS FROM AN INTERAGENCY EFFORT TO CHARACTERIZE CONTAMINANTS IN CHILD CARE CENTERS
Relationship Reason:PESTICIDE RESULTS FROM AN INTERAGENCY EFFORT TO CHARACTERIZE CONTAMINANTS IN CHILD CARE CENTERS63059DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
A COMMUNITY-BASED CHILDREN'S PESTICIDE EXPOSURE MEASUREMENT STUDY IN JACKSONVILLE, FLORIDA
Relationship Reason:A COMMUNITY-BASED CHILDREN'S PESTICIDE EXPOSURE MEASUREMENT STUDY IN JACKSONVILLE, FLORIDA62955DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
EPA CHILDREN'S PESTICIDE EXPOSURE MEASUREMENT PROGRAM
Relationship Reason:EPA CHILDREN'S PESTICIDE EXPOSURE MEASUREMENT PROGRAM62686DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
STUDY TO IDENTIFY IMPORTANT PARAMETERS FOR CHARACTERIZING PESTICIDE RESIDUE TRANSFER EFFICIENCIES
Relationship Reason:STUDY TO IDENTIFY IMPORTANT PARAMETERS FOR CHARACTERIZING PESTICIDE RESIDUE TRANSFER EFFICIENCIES62410DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
A FEASIBILITY STUDY EXAMINING THE POTENTIAL FOR HUMAN HEALTH EXPOSURE TO PET-BORNE DIAZINON RESIDUES FOLLOWING RESIDENTIAL TURF APPLICATIONS
Relationship Reason:A FEASIBILITY STUDY EXAMINING THE POTENTIAL FOR HUMAN HEALTH EXPOSURE TO PET-BORNE DIAZINON RESIDUES FOLLOWING RESIDENTIAL TURF APPLICATIONS62103DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
NEW APPLICATION OF PASSIVE SAMPLING DEVICES FOR ASSESSMENT OF RESPIRATORY EXPOSURE TO PESTICIDES IN INDOOR AIR
Relationship Reason:NEW APPLICATION OF PASSIVE SAMPLING DEVICES FOR ASSESSMENT OF RESPIRATORY EXPOSURE TO PESTICIDES IN INDOOR AIR62026DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
ENVIRONMENTAL MEASUREMENTS OF ORGANOPHOSPHATE AND PYRETHROID PESTICIDES TO ASSESS EXPOSURES OF YOUNG CHILDREN LIVING IN JACKSONVILLE, FL
Relationship Reason:ENVIRONMENTAL MEASUREMENTS OF ORGANOPHOSPHATE AND PYRETHROID PESTICIDES TO ASSESS EXPOSURES OF YOUNG CHILDREN LIVING IN JACKSONVILLE, FL62013DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
THE DISTRIBUTION OF CHLORPYRIFOS FOLLOWING A CRACK AND CREVICE TYPE APPLICAITON IN THE U.S. EPA INDOOR AIR QUALITY (IAQ) TEST HOUSE
Relationship Reason:THE DISTRIBUTION OF CHLORPYRIFOS FOLLOWING A CRACK AND CREVICE TYPE APPLICAITON IN THE U.S. EPA INDOOR AIR QUALITY (IAQ) TEST HOUSE61652DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
THE EPA NATIONAL EXPOSURE RESEARCH LABORATORY CHILDREN'S PESTICIDE EXPOSURE MEASUREMENT PROGRAM
Relationship Reason:THE EPA NATIONAL EXPOSURE RESEARCH LABORATORY CHILDREN'S PESTICIDE EXPOSURE MEASUREMENT PROGRAM61646DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
NATIONAL SURVEYS OF MULTIPLE ENVIRONMENTAL HAZARDS TO YOUNG CHILDREN IN HOMES AND CHILD CARE CENTERS
Relationship Reason:NATIONAL SURVEYS OF MULTIPLE ENVIRONMENTAL HAZARDS TO YOUNG CHILDREN IN HOMES AND CHILD CARE CENTERS61631DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
USE OF THE MACROACTIVITY APPROACH TO ASSESS CHILDREN'S DERMAL EXPOSURE TO PESTICIDES IN RESIDENTIAL ENVIRONMENTS
Relationship Reason:USE OF THE MACROACTIVITY APPROACH TO ASSESS CHILDREN'S DERMAL EXPOSURE TO PESTICIDES IN RESIDENTIAL ENVIRONMENTS61561DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
THE EPA CHILDREN'S PESTICIDE EXPOSURE MEASUREMENT PROGRAM
Relationship Reason:THE EPA CHILDREN'S PESTICIDE EXPOSURE MEASUREMENT PROGRAM61506DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
FEASIBILITY OF USING THE MACROACTIVITY APPROACH TO ASSESS CHILDREN'S DERMAL EXPOSURE TO PESTICIDES
Relationship Reason:FEASIBILITY OF USING THE MACROACTIVITY APPROACH TO ASSESS CHILDREN'S DERMAL EXPOSURE TO PESTICIDES61457DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
DEVELOPMENT AND EVALUATION OF AN AGGREGATE SURFACE SAMPLING METHOD FOR USE IN ASSESSING DERMAL EXPOSURES OF YOUNG CHILDREN
Relationship Reason:DEVELOPMENT AND EVALUATION OF AN AGGREGATE SURFACE SAMPLING METHOD FOR USE IN ASSESSING DERMAL EXPOSURES OF YOUNG CHILDREN61407DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
DERMAL AND MOUTHING TRANSFERS OF SURFACE RESIDUES MEASURED USING FLUORESCENCE IMAGING
Relationship Reason:DERMAL AND MOUTHING TRANSFERS OF SURFACE RESIDUES MEASURED USING FLUORESCENCE IMAGING61398DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
PESTICIDE SCREENING RESULTS FROM EIGHT DAYCARE CENTERS
Relationship Reason:PESTICIDE SCREENING RESULTS FROM EIGHT DAYCARE CENTERS61395DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
NERL'S QUEST TO REDUCE UNCERTAINTIES IN CHILDREN'S HEALTH AND RISK ASSESSMENTS
Relationship Reason:NERL'S QUEST TO REDUCE UNCERTAINTIES IN CHILDREN'S HEALTH AND RISK ASSESSMENTS61386DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
USE OF MACROACTIVITY APPROACH TO ASSESS DERMAL EXPOSURE
Relationship Reason:USE OF MACROACTIVITY APPROACH TO ASSESS DERMAL EXPOSURE61368DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
CHARACTERIZING PESTICIDE RESIDUE TRANSFER EFFICIENCIES USING FLUORESCENT TRACER IMAGING TECHNIQUES
Relationship Reason:CHARACTERIZING PESTICIDE RESIDUE TRANSFER EFFICIENCIES USING FLUORESCENT TRACER IMAGING TECHNIQUES61253DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
THE US EPA'S DERMAL EXPOSURE RESEARCH PROGRAM IN SUPPORT OF THE FOOD QUALITY PROTECTION ACT
Relationship Reason:THE US EPA'S DERMAL EXPOSURE RESEARCH PROGRAM IN SUPPORT OF THE FOOD QUALITY PROTECTION ACT61074DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
THE EPA/ORD/NERL'S HUMAN EXPOSURE MEASUREMENTS PROGRAM - CHILDREN'S FOCUS
Relationship Reason:THE EPA/ORD/NERL'S HUMAN EXPOSURE MEASUREMENTS PROGRAM - CHILDREN'S FOCUS60840DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
DATA REQUIREMENTS FOR ASSESSING CHILDREN'S EXPOSURE TO PESTICIDES
Relationship Reason:DATA REQUIREMENTS FOR ASSESSING CHILDREN'S EXPOSURE TO PESTICIDES60697DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
FREQUENCY OF MOUTHING BEHAVIOR IN YOUNG CHILDREN
Relationship Reason:FREQUENCY OF MOUTHING BEHAVIOR IN YOUNG CHILDREN60273DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
ASSESSMENT OF YOUNG CHILDREN'S POTENTIAL PESTICIDE EXPOSURE FOLLOWING A RESIDENTIAL PESTICIDE APPLICATION. PART II - USE OF THE MACROACTIVITY APPROACH
Relationship Reason:ASSESSMENT OF YOUNG CHILDREN'S POTENTIAL PESTICIDE EXPOSURE FOLLOWING A RESIDENTIAL PESTICIDE APPLICATION. PART II - USE OF THE MACROACTIVITY APPROACH60261DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
RECENT ENHANCEMENTS TO THE DIETARY EXPOSURE POTENTIAL MODEL
Relationship Reason:RECENT ENHANCEMENTS TO THE DIETARY EXPOSURE POTENTIAL MODEL60257DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
STUDY TO TEST THE FEASIBILITY OF USING THE MACROACTIVITY APPROACH TO ASSESS DERMAL EXPOSURE
Relationship Reason:STUDY TO TEST THE FEASIBILITY OF USING THE MACROACTIVITY APPROACH TO ASSESS DERMAL EXPOSURE60244DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
ASSESSMENT OF YOUNG CHILDREN'S POTENTIAL PESTICIDE EXPOSURE FOLLOWING A RESIDENTIAL PESTICIDE APPLICATION - PART I. STUDY DESIGN: EXPOSURE OF CHILDREN AND TOYS
Relationship Reason:ASSESSMENT OF YOUNG CHILDREN'S POTENTIAL PESTICIDE EXPOSURE FOLLOWING A RESIDENTIAL PESTICIDE APPLICATION - PART I. STUDY DESIGN: EXPOSURE OF CHILDREN AND TOYS60243DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
THE SPATIAL AND TEMPORAL DISTRIBUTION OF CHLORPYRIFOS IN THE U.S. EPA INDOOR AIR QUALITY (IAQ) TEST HOUSE FOLLOWING CRACK AND CREVICE TYPE APPLICATIONS
Relationship Reason:THE SPATIAL AND TEMPORAL DISTRIBUTION OF CHLORPYRIFOS IN THE U.S. EPA INDOOR AIR QUALITY (IAQ) TEST HOUSE FOLLOWING CRACK AND CREVICE TYPE APPLICATIONS59990DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
QUANTITATIVE MEASUREMENT OF HELICOBACTER PYLORI BY THE TAQMAN FLUOROGENIC PROBE SYSTEM
Relationship Reason:QUANTITATIVE MEASUREMENT OF HELICOBACTER PYLORI BY THE TAQMAN FLUOROGENIC PROBE SYSTEM59798DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
A NEW TRACER METHOD FOR ASSESSING HAND-TO-MOUTH TRANSFERS OF PESTICIDES
Relationship Reason:A NEW TRACER METHOD FOR ASSESSING HAND-TO-MOUTH TRANSFERS OF PESTICIDES59634DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
EXPOSURES AND HEALTH OF FARM WORKER CHILDREN IN CALIFORNIA
Relationship Reason:EXPOSURES AND HEALTH OF FARM WORKER CHILDREN IN CALIFORNIA59579DOCUMENT1.0A PRODUCT OF THE PROJECTREVIEWEDPUBLICORDNERL
Project Information:
Progress :FY '99 - A conceptual model and related research questions were developed. Those pesticides, pathways, and activities that represent the highest exposure/greatest uncertainty for exposures to children were identified. A strategic research plan for children's exposure to pesticides was developed. Priority measurement studies in the strategic plan were initiated.FY '00 - Measurement studies in the strategic plan were implemented. Studies performed under this task include:
(1) Tests of the Feasibility of Using the Macroactivity Approach to Assess Dermal Exposure, (2) Study to Identify Important Parameters for Characterizing Pesticide Residue Transfer Efficiencies, (3) Use of Fluorescent Tracer Technology to Investigate Dermal Exposure, (4) Study of Pets as Transfer Vehicles of Pesticide Residues Following Lawn Applications, (5) Temporal and Spatial Distributions of Pesticides Following a Crack and Crevice Application in the EPA Test House, (6) Children's Pesticide Exposure Measurements Following Crack and Crevice Applications, (7) Coding the Activities of Preschool Children, (8) Collaboration with the CDC and Duval County on Potential Pesticide Exposure of Young Children Living in an Urban Area, (9) Collaboration with HUD to Measure Pesticides in Child Care Centers, and (10) Evaluation of Methods to Measure Exposure of Infants and Very Young Children of Farm Workers. Each of these studies was designed to collect data to address one or more of the four focus areas of research and the objectives of the program. Preliminary data were evaluated.
FY '01 - Measurement studies initiated in FY '00 continued. Initial results of studies on the microactivity approach and use of fluorescent tracers were analyzed and used to design a second phase of laboratory experiments to collect transfer efficiency data. Work continued on the daycare study to evaluate the macroactivity approach. Collaborative studies with the HUD and CDC were initiated by the lead agencies. The design of the study to evaluate the macroactivity approach for dermal and indirect ingestion exposure measurements following crack and crevice applications was revised to change from diazinon to current use pyrethroids as the target pesticide; the study was started. The Draft Protocol for Measuring Children's Non-Occupational Exposure to Pesticides by all Relevant Pathways was prepared.
FY '02 - Field data collection and sample analyses were completed in the dyacare study to test the feasibility of using the macroactivity approach to assess dermal exposure. Data analysis was performed and work was initiated on reporting of the study results. Work will be completed on the sub-task in FY 03. A second phase of laboratory tests were performed to identify important parameters for characterizing pesticide residue transfer efficiencies. Work was performed on manuscripts describing the fluorescent imaging system, measurement methods, and results of the first phase of testing. Results of the EOSHI study on children's post application pesticide exposures were received and used to evaluate the algorithms used in the Draft Protocol to estimate exposure by all relevant pathways. The field data collection phase for the pesticide residue measurements in the HUD National Survey of Environmental Hazards in Child Care Centers was completed at approximately 150 centers randomly selected across the U.S. Floor wipe residue samples were submitted to the contractor laboratory for analysis using a 41 compound multi-residue method for organophosphate and pyrethroid pesticides. Analytical results were received for the batch of samples and used to select a second batch of samples for analysis.
Relevance :The results of the studies performed under this task will contribute to the goals of the Office of Pesticide Programs (OPP) by providing data that can be used to upgrade the risk assessment procedures for setting pesticide residue tolerances in foods. This task will contribute to these goals by providing data on factors affecting children's exposure to pesticides. Data generated by the studies conducted under this task will be used by OPP, ORD, and pesticide industry researchers to develop and evaluate models for use in risk assessment. The data on exposure factors may be used as inputs to the models and will be provided to researchers in NCEA to update the Child-Specific Exposure Factors Handbook. Both the preliminary data collected under this task, and the resulting protocols will reduce the reliance on default human exposure assessment assumptions and provide inputs for multipathway models of children's exposures to pesticides. This task is consistent with the sound science goal (Goal 8) "to develop a scientifically robust multimedia, multi-pathway human exposure model(s) that can probabilistically estimate exposures (and doses) to susceptible subpopulations and predict and diagnose the complex relationships between source and dose." Specifically, this task will examine exposures in a susceptible subpopulation (children) and examine the relationship between pesticide application source factors, exposure, and dose. Resulting data will be used in support of FQPA and within the Children's Risk Strategy.
Clients :EPA OPP (Jeffery Evans), EPA OPPT (Jennifer Seed), EPA NCEA (Jacqueline Moya), EPA NCER (Chris Saint), EPA ORD (Haluk Ozkaynak, Valerie Zartarian), EPA NRMRL (Mark Mason), pesticide industry (Non-Dietary Exposure Task Force, Outdoor Residential Expos
Project IDs:
ID Code :3940Project type :OMIS