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Urban Water Supply and Wastewater Project

(Credit No. 4948-VN)








VIETNAM URBAN WATER AND SEWERAGE SECTOR PERFORMANCE DATABASE FOR YEAR 2013 AND 2014


ASSESSMENT REPORT

(Final Report)

















Prepared by: Investment Consultancy and Technology Transfer

Limited Company (InvestConsult Group)
June 2016




CONTENT

PART I: MAIN REPORT 11

CHAPTER 1: WATER AND SEWERAGE SECTOR PERFORMANCE DATABASE 11

1.1. Water Sector Performance Database 11

1.2. Consulting service contract for development of water and sewerage sector performance database 11

2.1. Review of current performance indicators and questionnaires 13

2.2. Review Process 13

2.3. Revised performance indicators and questionnaires for year 2015 15

2.3.1. Performance Indicators for Water Services (2015) 15

2.3.2. Questionnaires 2015 16

3.1. Updated Water Sector Performance Database 2013 and 2014 18

3.1.1. Data Collection 18

3.1.2. Verification and Data Inputs Correction 18

3.1.3. Update water sector performance database 2013 and 2014. 19

3.2.1. Performance Indicators of Utilities 19

3.2.3. Quartiles 19

3.2.4. Quartiles for data 2013 and 2014 20

3.3. Combined Report for Water Services 40

CHAPTER 4: ASSESSMENT AND RECOMMENDATIOS FOR WATER SERVICES 43

4.1. Design capacity 43

4.1.1. Evaluation: 43

4.1.2. Recommendation B1: 44

4.2. Service coverage 47

4.2.1. Evaluation 47

4.2.2. Recommendation B2 48

4.3. Unaccounted and Non – Revenue Water 50

4.3.1. Evaluation 50

4.4. Domestic Water Consumption 53

4.4.1. Evaluation 53

4.4.2. Recommendation B4: 53

4.5. Ratio of Capacity Utilization 53

4.5.1. Evaluation 53

4.5.2. Recommendation B5: 54

4.6. Quality of service 57

4.6.1. Evaluation 57

4.6.2. Recommendation B6 58

4.7. Economic and Financial Matters 58

4.7.1. Evaluation 58

CHAPTER 5: PERFORMANCE INDICATORS AND QUESTIONAIRE FOR WASTEWATER TREATMENT SERVICES 71

5.1. Development of Indicator Set and Questionnaire for WWT Services 71

5.1.1. Survey on existing data system 71

5.1.2. Development of Indicator Set 71

5.1.3. Establishing standard forms for National report and Utility Individual Report 72

5.1.4. Development of Questionnaire 72

5.1.5. Establishing the excel sheets 73

5.2. Proposed Indicators and Questionnaire for Wastewater Treatment Services 73

CHAPTER 6: PERFORMANCE DATABASE FOR WASTEWATER 74

TREATMENT SERVICES 2014 74

6.1. Development of Performance Database for Wastewater Treatment Services 2014 74

6.1.1. Training on Performance Database for Wastewater Treatment Services 74

6.1.2. Data collection: 74

6.1.3. Verification and Data Inputs Correction 74

6.1.4. Development of Performance Database for Wastewater Treatment Services 2014 74

6.2. Performance Indicators of Utilities 75

6.2.1. Performance Indicators 75

6.2.2. Quartile 75

6.3. Combined Report for Wastewater Treatment Services 83

CHAPTER 7: ASSESSMENT AND RECOMMENDATION FOR WASTEWATER TREATMENT SERVICES 85

7.1. Design Capacity of WWTPs 85

7.1.1.Evaluation 85

7.1.2.Recommendation C1: 89

7.2. Treatment Process 89

7.2.1.Influent to WWTP: 89

7.2.2.Technical requirements for effluent 91

7.2.3.Recommendation C2: 94

7.2.4.Treatment Process 95

7.2.5.Recommendation C3: 95



7.3. Service Coverage 98

7.4. Ratio of Capacity Utilization 99

7.5. Quality of Service 101

7.5.1. Quality of influent at WWTPs 101

7.5.2. Quality of effluent (after treatment): 101

7.5.3. Quality control 102

7.6. Economic – Financial Matters 108

CHAPTER 8: UPGRADE AND EXPANSION OF DATABASE WEBSITE 113

8.1. Website upgrade 113

8.1.1. Reviewing the operation of the developed database Website. 113

8.1.2. Correction of errors and maintaining the operation of existing Website (the data of year 2011, 2012) to continue the update of urban water supply data of year 2013 and 2014. 113

8.1.3. Improved contents 114

8.2. Extension of Database Website. 115

8.2.1. Database structure design: 115

8.2.2. Website layout 116

8.2.3. The main menus and windows of Database Website’s homepage. 118

8.3. Training and Manual for use of Website. 119

CHAPTER 9: DEVELOPMENT OF IBNet TOOLKIT FOR VIETNAM DATABASE 120

9.1. Development of IBNet Toolkit for Vietnam Database 120

9.1.1. IBNET Toolkit 120

9.1.2. Application of IBNet Toolkit for Vietnam 120

9.2. Application of IBNet Toolkit for Vietnam Sector Database 121

9.2.1. Application of IBNet Toolkit for Sector Database 121

CHAPTER 10: CONCLUSIONS AND RECOMMENDATIONS 122

10.1. Conclusions 122

10.1.1. Completed Tasks 122

10.1.2. Overall assessment 122

10.2. Recommendations 122

10.2.1. Overall recommendations on sector database 122

10.2.1. Recommendations for Water Service 124

10.2.1. Recommendations for Wastewater Treatment Services 124

PART II: ANNEXES 125



LIST OF TABLES

Table 3.1 - List of Participating Utilities in Sector Database in 2011, 2012, 2013 and 2014 21

Table 3.2 - List of correction and additional data inputs 30

Table 3.3 - Quartile Values of Indicators 33

Table 3.4 - Combined Report of Participating Utilities in Database Sector for year 2013 and 2014 40

Table 4.1- Utilities in quartile group with highest design capacity (1) 44

Figure 4.1: Service coverages of Utilitie 47



Figure 4.2: Rate of NRW 53

Figure 4.3: Capacity Utilization Ratio of Utilities 56

Table 4.2 - Quality Control of Water Utilities 57

Table 4.3 - Water Tariff and Revenue 62

Table 4.4 - Financial Indicators 69

Table 6.1- List of Participating Utilities in Sewerage Database 2014 76

Table 6.2 - List of data correction and additional data inputs 78

Table 6.3 - Quartile values of Indicators 80

Table 6.4 - Combined Report of Participating Utilities in sewerage database 83

Figure 7.1: Design Capacity of WWTPs 86

Table 7.1 - Design Capacity of WWTPs in 2014 (m3/day) 87

Table 7.2 - Length of wastewater sewers to WWTPs 89

Table 7.3 - Technical requirements of effluent quality 91

Table 7.4 - Treatment Process 96

Figure 7.2: Sewerage Coverage Service 98

Figure 7.3: Ratio of Capacity Utilization 99

Table 7.5 - Coverage Service and Capacity Utilization 100

Figure 7.4: Percentage of tested samples that passed the relevant standard by DoNRE 101

Figure 7.5: Percentage of tested samples that passed the relevant standard by Utility 102

Table 7.6 - Quality of influent water conveyed into the WWTPs 103

Table 7.7 - Quality of effluent at WWTP 105

Table 7.8 - Quality Control 106

Table 7.9 - Land use, Electricity consumption and Staff 108

Table 7.10 – Operation Costs for Wastewater Treatment 111

Table 7.11 - Financial Ratio 112

LIST OF FIGURES

Table 3.1 - List of Participating Utilities in Sector Database in 2011, 2012, 2013 and 2014 21

Table 3.2 - List of correction and additional data inputs 30

Table 3.3 - Quartile Values of Indicators 33

Table 3.4 - Combined Report of Participating Utilities in Database Sector for year 2013 and 2014 40

Table 4.1- Utilities in quartile group with highest design capacity (1) 44

Figure 4.1: Service coverages of Utilitie 47



Figure 4.2: Rate of NRW 53

Figure 4.3: Capacity Utilization Ratio of Utilities 56

Table 4.2 - Quality Control of Water Utilities 57

Table 4.3 - Water Tariff and Revenue 62

Table 4.4 - Financial Indicators 69

Table 6.1- List of Participating Utilities in Sewerage Database 2014 76

Table 6.2 - List of data correction and additional data inputs 78

Table 6.3 - Quartile values of Indicators 80

Table 6.4 - Combined Report of Participating Utilities in sewerage database 83

Figure 7.1: Design Capacity of WWTPs 86

Table 7.1 - Design Capacity of WWTPs in 2014 (m3/day) 87

Table 7.2 - Length of wastewater sewers to WWTPs 89

Table 7.3 - Technical requirements of effluent quality 91

Table 7.4 - Treatment Process 96

Figure 7.2: Sewerage Coverage Service 98

Figure 7.3: Ratio of Capacity Utilization 99

Table 7.5 - Coverage Service and Capacity Utilization 100

Figure 7.4: Percentage of tested samples that passed the relevant standard by DoNRE 101

Figure 7.5: Percentage of tested samples that passed the relevant standard by Utility 102

Table 7.6 - Quality of influent water conveyed into the WWTPs 103

Table 7.7 - Quality of effluent at WWTP 105

Table 7.8 - Quality Control 106

Table 7.9 - Land use, Electricity consumption and Staff 108

Table 7.10 – Operation Costs for Wastewater Treatment 111

Table 7.11 - Financial Ratio 112

ABBREVIATION

PI & Q

Performance Indicator and Questionnaires

S

Stock

DB

Database

DoC

Provincial Department of Construction

DoF

Provincial Department of Financial

DoNRE

Provincial Department of Natural Resources and Environment

MoC

Ministry of Construction

N/A

Not available

N/I

No information

VWSA

Vietnam Water Supply and Sewerage Association

WW

Waste water

WWT

Wastewater Treatment


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