Economic Assessment of Sanitation Interventions in Vietnam - WSP

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Economic Assessment of Sanitation Interventions in Vietnam | Annex TablesTABLE A7. WATER QUALITY MEASUREMENT PARAMETERS TESTED PER LOCATION, AND TEST METHODParameter Test LocationSurfacewaterTest conducted forWell waterE-coli (cfu/100 ml) Coliscan Laboratory Yes YesBiological Oxygen Demand (BOD 5) (mg/L) 5 day incubation Laboratory YesChemical Oxygen Demand (COD) (mg/L) 5 day incubation Laboratory Yes YesDissolved Oxygen (DO) (mg/L) Hach DO Probe Field YesNitrate (NO 3- ) (mg/L) Hach Photometer Laboratory Yes YesAmmonia (NH 4 ) Hach Photometer Laboratory Yes YesConductivity (µS/cm) YSI Conductivity Meter Field Yes YesTurbidity (NTU) TurbidiMeter Field Yes YespH pH Probe Field Yes YesWater temperature ( o C) Hach ThermoProbe Field Yes YesResidual chlorine (Cl) (in places provided withcentralized chlorinated water supply) (mg/L)Piped tapwaterField Kit Field YesTABLE A8. HOUSEHOLDS SAMPLED VERSUS TOTAL HOUSEHOLDS PER URBAN COMMUNITYR/USitesOD(1)Wet pitlatrine(3)Septic tank(4/5)WWM(6)Double-vaultcomposting(7)Biogas(8)U1 Dong Thap - 51 28 - - 1 80U2 Quang Nam - 1 88 - - - 89U3 Hai Phong 2 - 30 70 - - 102U4 Quang Ninh - - 39 61 - - 100U5 Daklak 1 - 38 70 - - 109Total 3 52 223 201 0 1 480TotalTABLE A9. HOUSEHOLDS SAMPLED VERSUS TOTAL HOUSEHOLDS PER RURAL COMMUNITYR/USitesWet pitODlatrine(1) 1 (3)Septic tank(4/5)ClusterWWT(6)Double-vaultcomposting(7)BiogasDigester(8)R1 Dong Nai - - - - 5 5R2 Vinh Long 1 42 60 - - 4 107R3 Quang Ngai 4 9 50 - 91 1 155R4 Dan Phuong - 7 45 - 1 48 101R5 Quang Nam 1 6 149 - 3 - 159R7 Lai Xa - 2 96 97 1 - 196R8 Thanh Hoa - - - - - 1 1R9 Hue 1 16 101 - 29 - 147Total 7 82 501 97 125 59 8711Number (1, 3, 4/5, 6, 7, 8) indicates respective sanitation option. (see Table 3 in Methods section)Total136Economic Assessment of Sanitation Interventions
Economic Assessment of Sanitation Interventions in Vietnam | Annex TablesTABLE A10. SANITATION OPTIONS USED BY HOUSEHOLDS PER FIELD SITEUrban/Rural Sites ODWet pitlatrineSeptic tankWastewatertreatmentDouble-vaultcompostingBiogasDigesterU1 Dong Thap - 35.0% 63.8% - - 1.3%U2 Quang Nam - 1.1% 98.9% - - -U3 Hai Phong 2.0% - 29.4% 68.6% - -U4 Quang Ninh - - 39.0% 61.0% - -U5 Daklak 0.9% - 34.9% 64.2% - -R1 Dong Nai - - - - - 100.0%R2 Vinh Long 0.9% 39.3% 56.1% - - 3.7%R3 Quang Ngai 2.6% 5.8% 32.3% - 58.7% 0.6%R4 Dan Phuong - 6.9% 44.6% - 1.0% 47.5%R5 Quang Nam 0.6% 3.8% 93.7% - 1.9% -R7 Lai Xa - 1.0% 49.0% 49.5% 0.5% -R8 Thanh Hoa - - - - - 100.0%R9 Hue 0.7% 10.9% 68.7% - 19.7% -www.wsp.org137
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Economic Assessment ofSanitation In
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Economic Assessment of Sanitation I
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ForewordTarget 10 of the Millennium
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Glossary of TermsBenefit-cost ratio
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AcknowledgmentsThe Economics of San
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V. National Benefits of Improved Sa
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Table 32. Sanitation coverage, and
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Figure 34. What factors were of mos
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Annex Table E1. Level of satisfacti
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Annex Table J1. Site U1 (Dong Thap,
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PopulationSelected Development Indi
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III.Study MethodsThe study methodol
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IV.Local Benefits of Improved Sanit
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VI.Costs of Improved Sanitationand
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Economic Assessment of Sanitation Interventions in Vietnam - WSP

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