Transcription
Memphis PAHs StudyCharacterizing Community Exposure toPolycyclic Aromatic Hydrocarbons (PAHs) in a Tri-State AreaEnvironmental Show of the SouthChattanooga, TN, May 15, 2018Larry SmithAssistant ManagerPollution Control SectionShelby County Health DepartmentChunrong Jia, Ph.D.Associate ProfessorSchool of Public HealthUniversity of Memphis
PAHs Polycyclic Aromatic Hydrocarbons (PAHs) Over 100 PAHs Formed in combustion of any organic materials Existed in air as gases and in particles Health EffectsPyreneNaphthalene AsthmaBenzo[a]pyreneIndeno[1,2,3-c,d]pyrene Bronchitis Heart disease Low birth weight IQ decrease Cancers
PAH sources in Memphis
Objectives of the study1.2.3.4.Determine concentrations;Assess public health risks;Identify major PAH sources;Examine the relation of socioeconomic status(SES) and measured PAH concentrations; and5. Strengthen community partnerships.SES, EJSourcesConcentrationsCommunity InvolvementHealthRisks
Study design The Memphis tri-state area: Shelby County, TN,DeSoto County, MS, and Crittenden County, AR. 19 sites 24-hour sampling Every 12 days 14-month
Field sampling schedule2018 CalendarFebMarAprMay2019 CalendarJunJulAugSep1 Th1 Th1 Su1 Tu1 Fr1 Su2 Fr2 Fr2 Mo2 We2 Sa2 Mo3 Sa3 Sa3 Tu3 Th3 Su3 Tu4 Su4 Su4 We4 Fr4 Mo4 We5 Mo5 Mo5 Th5 Sa5 Tu5 Th6 Tu6 Tu6 Fr6 Su6 We6 Fr7 We7 We7 Sa7 Mo7 Th7 Sa7 Tu8 Th8 Th8 Su8 Tu8 Fr8 Su8 We9 Fr9 Fr9 Mo9 We9 Sa9 Mo9 Th10 Sa10 Sa10 Tu10 Th10 Su10 Tu10 Fr11 Su11 Su11 We11 Fr11 Mo11 We11 Sa12 Mo12 Mo12 Th12 Sa12 Tu12 Th12 Su12 We13 Tu13 Tu13 Mo13 Th14 We14 We14 Tu14 Fr15 Th15 Th15 We15 Sa16 Fr16 Fr16 Th16 Su17 Sa17 Sa17 Fr18 Su18 Su18 Sa19 Mo19 Mo20 Tu20 Tu21 We21 We21 Sa22 Th22 Su23 Fr23 Mo24 Sa24 Sa24 Tu25 Su25 Su25 We26 Mo26 Mo26 Th26 Sa27 Tu27 Tu27 Fr27 Su28 We28 We28 Sa28 Mo29 Su29 Tu30 Mo30 We22 Th23 Fr**29 Th30 Fr31 Sa****13 Fr*****************13 Su13 We13 Fr14 Sa14 Mo14 Th14 Sa15 Su15 Tu15 Fr15 Su16 Mo16 We16 Sa16 Mo17 Tu17 Th17 Su17 Tu18 We18 Fr18 Mo18 We19 Th19 Sa20 Fr20 Su20 We21 Mo21 Th22 Tu22 Fr23 We23 Sa24 Th24 Su25 Fr*****31 Th**********19 Tu**********1 We1 Sa2 Th2 Su3 Fr3 Mo4 Sa4 Tu5 Su6 Mo**********OctNov1 Mo1 Th2 Tu2 Fr3 We3 Sa4 Th5 We5 Fr6 Th6 Sa7 Fr7 Su8 Sa8 Mo9 Su9 Tu10 Mo10 We11 Tu*******Dec1 Tu2 Su2 We3 Mo4 Su2 Sa2 Sa3 Th3 Su3 Su4 Tu4 Fr4 Mo5 Mo5 We5 Sa5 Tu6 Tu6 Th6 Su6 We7 We7 Fr7 Mo7 Th8 Th8 Sa8 Tu9 Fr9 Su10 Sa**2 Tu2 Th3 We3 Fr4 Mo4 Th4 Sa5 Tu5 Fr5 Su6 We6 Sa6 Mo7 Th7 Su7 Tu8 Fr8 Fr8 Mo8 We9 We9 Sa9 Sa9 Tu9 Th10 Mo10 Th10 Su10 Su10 We10 Fr11 Tu11 Fr11 Mo11 Mo11 Th11 Sa12 We12 Sa12 Tu12 Tu12 Fr12 Su13 Th13 Su13 We13 We13 Sa13 Mo14 Fr14 Mo14 Th14 Th14 Su14 Tu15 Sa15 Tu15 Fr15 Fr15 Mo15 We16 Sa16 Tu16 Th17 Su17 We17 Fr18 Mo18 Th18 Sa***************11 Th11 Su12 Fr12 Mo13 Sa13 Tu14 Su14 We15 Mo15 Th16 Tu16 Fr16 Su16 We16 Sa17 Mo17 We17 Sa17 Mo17 Th17 Su18 Tu18 Th18 Su18 Tu18 Fr18 Mo19 We19 Fr19 Mo19 We19 Sa19 Tu19 Tu19 Fr19 Su20 Th20 Sa20 Tu20 Th20 Su20 We20 We20 Sa20 Mo21 Fr21 Su21 We21 Fr21 Mo21 Th21 Th21 Su21 Tu22 Sa22 Mo22 Th22 Sa22 Tu22 Fr22 Fr22 Mo22 We23 Su23 Tu23 Fr23 Su23 We23 Sa23 Sa23 Tu23 Th24 We24 Sa24 Mo24 Th24 Su24 Su24 We24 Fr25 Th25 Su25 Tu25 Fr25 Mo25 Mo25 Th25 Sa26 Fr26 Mo26 We26 Sa26 Tu26 Tu26 Fr26 Su27 Sa27 Tu27 Th27 Su27 We27 We27 Sa27 Mo28 Su28 We28 Fr28 Mo28 Th28 Th28 Su28 Tu29 Tu29 Fr29 Mo29 We30 We30 Sa30 Tu30 Th31 Th31 Su*************21 Sa21 Tu22 Su22 We23 Mo23 Th24 Tu24 Fr24 Mo25 Mo25 We25 Sa25 Tu26 Tu26 Th26 Su26 We27 We27 Fr27 Mo27 Th28 Th28 Sa28 Tu28 Fr29 Fr29 Su29 We29 Sa29 Mo29 Th29 Sa30 Sa30 Mo30 Th30 Su30 Tu30 Fr30 Su**May1 We20 Mo31 FrApr1 Mo19 Su31 TuMar1 Fr20 Fr*****Feb1 Fr19 Th*****Jan1 Sa****31 We******31 Mo*************************31 Fr
Monitoring sitesNear-roadUrban backgroundCommunity setting
Sampling and analytical techniquesConcentrationFilter and SorbentExtractionData AnalysisGC/MS Analysis
Data quality Field blanks: very low levels of some 3-ring and 4-ring PAHs, but most are 0.1ng. Duplicate precision: mostly within 25%. Recovery: n45606160Median67808077Max10512097115
ResultsAbbreviations:Notes: The USA PAH data were downloaded from the EPA’s AirQuality System for the Year h]anthraceBenzo[g,h,i]perylene
Spatial variation - BAP
Spatial variation
Seasonal variationConcentration RPHEANTPYRCHR BbjkF BePBaP
Community involvement This study will use the community-based participatoryresearch (CBPR) strategy to engage communitymembers in this region. Website: www.memphisair.org
Polycyclic Aromatic Hydrocarbons (PAHs) in a Tri-State Area Environmental Show of the South Chattanooga, TN, May 15, 2018 Chunrong Jia, Ph.D. Associate Professor School of Public Health University of Memphis Larry Smith Assistant Manager Pollution Control Section Shelby County Health Department Memphis PAHs Study
