s2 water for life: sector plan and framework for action and national sanitation policy by jammie...
TRANSCRIPT
8/6/2019 S2 Water for Life: Sector Plan and Framework for Action and National Sanitation Policy by Jammie Saena
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2nd ADB and Partners Sanitation Dialogue
Sanitation inSamoa
8/6/2019 S2 Water for Life: Sector Plan and Framework for Action and National Sanitation Policy by Jammie Saena
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Background
- Predominant form of treatment – septic tanks
- 1 major wwtp, 2 smallerpackage plants
- Pressure sewerage systemfor collection andtransport
- Landfill for wastewaterdisposal from all systems
Policy- National Sanitation Policy
Statutory & RegulatoryFramework
Ministry of Health Act 2006
Health Ordinance 1959(nuisances)
Ministry of Works Act 2002 PartIV (through the NationalBuilding Code 1992)
Planning and UrbanManagement Act 2004(development consent, impactassessment and amenityissues)
Water Resource ManagementAct 2008
2nd ADB-DMC and Partners Sanitation Dialogue
8/6/2019 S2 Water for Life: Sector Plan and Framework for Action and National Sanitation Policy by Jammie Saena
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Background
2006, Development of Water for LifeDocument
All water related agencies under one Sector
In 2006 – 2010 Implementation of the SamoaSanitation and Drainage Project
1. Construct Sewerage Collection System
2. Construct Wastewater Treatment Plant3. Replace septic tanks for domestic households
4. Rehabilitate drainage in Apia
2nd ADB-DMC and Partners Sanitation Dialogue
8/6/2019 S2 Water for Life: Sector Plan and Framework for Action and National Sanitation Policy by Jammie Saena
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Samoa Sanitation & Drainage Project
2nd ADB-DMC and Partners Sanitation Dialogue
8/6/2019 S2 Water for Life: Sector Plan and Framework for Action and National Sanitation Policy by Jammie Saena
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Pressure Sewerage Network
6.7 km Street Sewer Mains
2.4 km Property ServicePipelines
77 Pump Stations
118 Pump UnitsInstalled
95 PropertiesConnected
2nd ADB-DMC and Partners Sanitation Dialogue
8/6/2019 S2 Water for Life: Sector Plan and Framework for Action and National Sanitation Policy by Jammie Saena
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Pump Stations
Duplex
Simplex
2nd ADB-DMC and Partners Sanitation Dialogue
8/6/2019 S2 Water for Life: Sector Plan and Framework for Action and National Sanitation Policy by Jammie Saena
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Construction
2nd ADB-DMC and Partners Sanitation Dialogue
8/6/2019 S2 Water for Life: Sector Plan and Framework for Action and National Sanitation Policy by Jammie Saena
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WWTP
2nd ADB-DMC and Partners Sanitation Dialogue
1.4ML/day capacity
Sequencing Batch Reactor (SBR)
Cloth FiltersUV Steril isation
Sludge Dewatering uni t (Belt Press)
Design, Build and Operate contract.
High Effluent quality compliance
8/6/2019 S2 Water for Life: Sector Plan and Framework for Action and National Sanitation Policy by Jammie Saena
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2nd ADB-DMC and Partners Sanitation Dialogue
8/6/2019 S2 Water for Life: Sector Plan and Framework for Action and National Sanitation Policy by Jammie Saena
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Effluent Parameters to
conform to BOD5 – 5 mg/l
SS – 10mg/l
Total Phosphorus – 6mg/l
Total Nitrogen – 25mg/l
Faecal Coliform - 106
COD – 40mg/l
2nd ADB-DMC and Partners Sanitation Dialogue
8/6/2019 S2 Water for Life: Sector Plan and Framework for Action and National Sanitation Policy by Jammie Saena
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Effects of the Project
Environmental Most evident difference – odour
All wastewater from commercial properties is
treated especially that from the hospital Septic tanks replaced are effective, most existing
had no lining at the base… better than before…
Public Health Too early to determine
2nd ADB-DMC and Partners Sanitation Dialogue