SolidWasteManagementinQuezonCity,MetroManila
MariaAntoniaN.TanchulingUniversityofthePhilippinesDiliman
3ENexusWorkshop17January2017Tokyo,Japan
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NaDonalRegulaDonsonSWMEcologicalSolid
WasteManagement
Act
SegregaDonatsource
SegregatedcollecDon
Closureofopen
dumpsites
DevoluDonoffuncDontolocalgovernment
HealthCareWasteManagementact
CollecDon,transport,
treatmentanddisposal
Hospitallicensure
CleanAirAct
Bansincinera*on
ToxicSubstancesandNuclearWaste
Act
CollecDon,transport,
treatmentanddisposal
2
QuezonCity
3
• LocatedintheNaDonalCapitalRegion(NCR)
• Mostpopulated(3.2M)andwealthiestcityinthePhilippines
• SitetomanygovernmentofficesandacademicinsDtuDons
• SituatedintheGuadalupeplateauwhichisarelaDvelyhighplateau
CityOrdinances
4
• Effec*veSeptember2012
• SP-2140–PlasDcBagReducDonOrdinance– RegulatestheuseofplasDcbagsandestablishinganenvironmentalfeeforitsuse
• SP-2103– MandatesallbusinessestablishmentstodisplayanoDcethatencouragescustomerstobringtheirownreusablebags
CollecDonscheme
6
ResidenDalSources
MainRoadCollecDon
InsDtuDons
LandfillDoor-to-doorcollecDon
ThriceadaycollecDon
ScheduledcollecDon
Industries
PrivateHaulers
SegregatedcollecDon
• Biodegradable(Monday,Tuesday,FridaySaturday)
• Non-biodegradable(Wednesday,Thursday)
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WastegeneraDon2016ProjectedPopulaDon 3,177,435
PercapitawastegeneraDon 0.88kg/pax/day
WasteGeneraDon 2881tons/day(2016projectedpopulaDonbasedon2010census)
AverageamountofwastedisposedatQCCDF(Payatas)
1609.79tons/day
Wastedensity 266kg/m3
Averagewastedisposalrate 0.51kg/cap-day
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WastecomposiDon(weight)
Paper13.63
Glass1.61
Metals1.05
HardPlasDc2.78
FilmPlasDc13.55
CompositeplasDc4.31
Styrofoam2.85
Wood5.65
YardWaste21.03
FoodWaste20.72
TexDles7.96
leather/rubber1.37
animalremains0.07
Other3.41
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ComparisonofcomposiDon(bycollecDonschedule)
12.59%
7.15%
15.88%
25.07%
0.84%
1.02%
1.57%
8.24%
0.94%
1.79%
1.11%
0.65%
2.25%3.35%
3.28%
2.05%
14.49%
8.81%
16.10%
5.27%
1.88%
2.57%
4.75% 0.86%9.17%
4.05%
1.95% 0%
21.90%44.17% 9.75% 14.01%
17.71%
13.30%
27.27%28.12%
9.23%5.46%
7.85% 5.40%
8.98% 8.34% 10.50% 10.33%
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
BiodegradableCollecDon Non-BiodegradableCollecDon
MainRoadCollecDon InsDtuDonalCollecDon
OtherTexDlesFoodWasteYardWasteWoodStyrofoamFilmPlasDcHardPlasDcMetalsGlassPaper
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WasteFrac*on
N(%)
PrimaryData SecondaryData Author SampleSource
GardenandParkWaste .840.70h
hRosen,HalbachandMugaas(2000)
Yardwaste(Minessota,USA)
1.15j jMolleret.al.(2016) Variousyardwastecompost(Germany)
FoodWaste 1.04.68g
gKadir,IsmailandJamaludin(2015)
MakananRinganMas–IndustrialPlant(Malaysia)
0.7-13.30n nNagyet.Al.(2014) University’sCafeteria(Hungary)
WoodWaste 1.610.09h
hRosen,HalbachandMugaas(2000) Wood(Minessota,USA)
0.1–0.34l lJergeret.al.(1982)Variousspeciesofwoodtrees(SeveralstatesofUSA)
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QC Controlled Dumping Facility• Oldest(since1973)andlargestdumpingfacilityinthePhilippines
• AveragenumberofTrucks:411trucks/day
• Averagewasteintake:1,600tons/day
• LandArea– OldMoundà12hectares– NewMoundà10hectares
MajorchallengePayatasControlledDumpsiteneedstobeclosed• OpDon1:Disposewasteinanotherlandfill• OpDon2:FeasibilityofWastetoenergy?
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Calorificvalue Componentspecificdata Calcula*on
WastecomposiDon Calorificvalue NCV(netcalorific
value)
%byweight kJ/kgwetwastefracDon kJ/kgwetwaste
Paper 13.6% 7,452 1,016GardenandParkWaste 21.0% 5,593 1,176
FoodWaste 20.7% 2,334 484
TexDles 8.0% 13,053 1,039
WoodWaste 5.6% 6,384 360
PlasDcs 23.5% 31,190 7,330
Glass 1.6% 0 0
Metals 1.1% 0 0
Rubber 1.4% 19,334 271
Other 3.4% 0 0
Total 100.0% 11,67524
RaDoofVS/TSWasteFrac*on
VS/TS
PrimaryData SecondaryData Author SampleSource
GardenandParkWaste .88
0.88bbCaliforniaEnergyCommission(2005)
GreenWaste(NorcalWasteSystems,Inc.)California,USA
0.97ccManiosand
StenDford(2004)GardensandPark(UnitedKingdom)
FoodWaste .93
0.85bbCaliforniaEnergyCommission(2005)
FoodWaste(NorcalWasteSystems,
Inc.)California,USA
0.94deKwonandLee
(2004)
University’sCafeteria-Cooked
mealsresidue(Korea)
0.89ddRoaandSingh
(2004)
Foodwastefromfruitandvegetablemarket(India)
WoodWaste .92 0.98-0.99l lJergeret.al.(1982)Variousspeciesofwoodtrees(Several
statesofUSA)25
Materialflow
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Receivingarea1600tpd
SorDng
Glass27tpdMetals17tpd
IncineraDon801tpd
Inertmaterials(rocks,
ceramics,Dles)55tpd
AnaerobicDigesDon700tpd
PowergeneraDon12MW
Compost200tpd 9MW
PowergeneraDon17MW
Ashdisposal200tpd300m3/d
3MW
IssuesforwastetoenergyopDon
• Closureofcurrentdumpsitewillaffectwastepickers
• SiDngoffacility(digesterand/orincineraDon)• SocialacceptabilityofincineraDon• WaterrequirementsfordigesDonandincineraDon
• Needslandforashdisposal• SorDngrequirescosts• Marketforcompost
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