Economic Assessment of Sanitation Interventions in Vietnam - WSP

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Economic Assessment of Sanitation Interventions in Vietnam | Annex TablesTABLE C19. HOUSEHOLD RESPONSES TO POLLUTED WATER – REASONS FOR USING WATER SOURCES (CONT.)FieldsiteHaiPhongTam KyDongThapBuonMeThuatQuangNinhUrbanLocationQuality(%)Piped water (treated)Quantity(%)Cost(%)Non-piped protected source(including untreated piped)Quality(%)Quantity(%)Cost(%)Non-piped unprotected sourceQuality(%)Quantity(%)DRY SEASON 99.0 67.3 55.5 100.0 100.0 0 0 0 0Major 100.0 100.0 100.0 0 0 0 0 0 0MinorRAINY SEASON 99.0 67.3 55.5 100.0 100.0 0 0 0 0Major 100.0 100.0 100.0 0 0 0 0 0 0MinorDRY SEASON 87.8 34.2 17.1 87.9 15.2 21.2 83.3 4.2 37.5Major 100.0 12.5 6.3 85.5 27.4 27.4 80.0 5.0 25.0MinorRAINY SEASON 87.8 34.2 17.1 82.9 14.3 22.9 90.9 4.6 36.4Major 100.0 12.5 6.3 85.5 27.4 27.4 80.0 5.0 25.0MinorDRY SEASON 91.8 6.9 12.3 33.3 16.7 50.0 61.9 42.9 52.4Major 91.3 8.7 13.0 87.3 7.9 25.4 38.5 61.5 30.8MinorRAINY SEASON 91.7 6.7 15.0 76.2 19.1 14.3 57.9 36.8 57.9Major 100.0 0 0 86.4 9.9 23.5 36.4 63.6 36.4MinorDRY SEASON 96.5 47.1 28.2 88.0 20.0 24.0 0 0 0Major 97.1 48.5 33.8 90.5 28.6 16.7 0 0 0MinorRAINY SEASON 96.4 48.2 27.7 88.9 18.5 25.9 0 0 0Major 97.0 50.0 34.9 90.9 27.3 15.9 0 0 0MinorDRY SEASON 78.0 29.0 4.0 0 0 0 0 0 0Major 100.0 75.0 0 76.1 25.0 4.4 0 0 0MinorRAINY SEASON 77.8 29.3 4.0 100.0 0 0 0 0 0Major 100.0 85.7 0 76.3 24.7 4.3 0 0 0MinorDRY SEASON 91.8 40.3 25.5 84.4 18.9 24.4 73.3 22.2 44.4Major 96.8 41.1 27.0 84.4 22.9 16.9 63.6 27.3 27.3MinorRAINY SEASON 91.7 41.7 26.1 84.8 17.9 22.3 75.6 19.5 46.3Major 97.6 44.9 28.5 84.6 22.2 16.7 64.5 25.8 29.0Minor 0 0 0 96.6 20.3 28.8 50.0 0 0Cost(%)162Economic Assessment of Sanitation Interventions
Economic Assessment of Sanitation Interventions in Vietnam | Annex TablesTABLE C20. TREATMENT PRACTICES, RURAL SITES (%)Field site Boiling Chemicals Sand filter Chlorine In-house filterHa Noi 84.0 54.5 61.5 0 56.0Dan Phuong 93.1 93.1 100.0 0 94.1Hue 3.5 0.5 0.5 0 0.5Vinh Long 74.1 74.1 74.1 0 74.1Quang Nam 50.0 49.0 49.0 0 49.0Quang Ngai 67.0 70.0 70.5 0 69.0Average rural 59.2 53.7 55.8 0 53.9TABLE C21. TREATMENT PRACTICES, URBAN SITES (%)Field site Boiling Chemicals Sand filter Chlorine In-house filterHai Phong 54.9 1.0 2.9 0 5.9Tam Ky 26.5 27.6 27.6 0 27.6Dong Thap 89.0 86.0 87.0 0 87.0Buon Me Thuot 61.8 61.8 61.8 0 61.8Qung Ninh 45.0 46.0 46.0 0 46.0Average urban 56.7 47.7 48.2 0 48.6TABLE C22. TREATMENT COSTS, RURAL SITES (VND/M 3 , 2009)Field site Boiling Chemicals Sand filter Chlorine In-house filter NothingHa Noi 22,949 4,590 8,106 20,221 14Dan Phuong 6,884 3,262 3,102 24,500 1Hue 9,143 15,000 5,000 24,000 88Vinh Long 2,281 6,950 32,000 12,611 29Quang Nam 2,577 1,200 18,000 31,847 47Quang Ngai 2,806 1,400 17,000 10,509 27Average rural 7,773 6,240 4,352 22,750 19,938 34TABLE C23. TREATMENT COSTS, URBAN SITES (VND/M 3 , 2009)Field site Boiling Chemicals Sand filter Chlorine In-house filter NothingHai Phong 24,464 19,000 15,000 10,654 12Tam Ky 10,654 3,700 73Dong Thap 6,340 264 3,400 29,000 16,132 5Buon Me Thuot 2,665 73,500 38Quang Ninh 8,420 2,413 54Average urban 8,993 9,632 3,550 22,000 25,675 36www.wsp.org163
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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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Page 149 and 150: ReferencesAcharya A, Paunio MK and
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Economic Assessment of Sanitation Interventions in Vietnam - WSP

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