January 2019 the Establishment of the Wastewater Monitoring Program 1 2 Water Sector Regulatory Council Table of Contents
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January 2019 The Establishment of the Wastewater Monitoring Program 1 2 Water Sector Regulatory Council Table of Contents 1 Introduction ........................................................................................................... 9 1.1 Background ........................................................................................................... 11 1.2 Objectives of the report ...................................................................................... 11 2 Study Plan and Methodology ............................................................................. 13 2.1 Introduction .......................................................................................................... 15 2.2 Survey and data Collection limitations ............................................................ 15 2.3 Challenges and Difficulties ................................................................................ 15 3 Survey Results .................................................................................................... 17 3.1 Service Providers (General Information) ........................................................ 19 3.1.1 Institutional Framework ........................................................................ 19 3.1.2 Provided Services ................................................................................... 19 3.2 Planning & Documentation ................................................................................ 20 3.2.1 Strategic / Master Planning ................................................................. 20 3.2.2 Complaints System ................................................................................ 21 3.2.3 Documentation ........................................................................................ 22 3.3 Sewer Network .................................................................................................... 23 3.3.1 The condition of the sewer network ................................................... 23 3.3.2 Sewer Network Issues and Challenges ............................................. 24 3.3.3 Flooding frequency ................................................................................ 25 3.3.4 Destination of Collected wastewater .................................................. 26 3.4 Wastewater Treatment ....................................................................................... 27 3.4.1 Technologies, Capacities, and population served by WWTP’s ....... 27 3.5 General Summary ............................................................................................... 30 3.5.1 Sewerage Coverage ............................................................................... 30 3.5.2 Collected & Treated Wastewater ......................................................... 30 3.6 Tariff and Financial Status ................................................................................. 32 3.6.1 Wastewater Department ....................................................................... 32 3.6.2 Accounting System ................................................................................. 32 3.6.3 Billing Cycle ............................................................................................. 33 3.6.4 Classification of WW Cust omers ........................................................ 34 3.6.5 Wastewater Tariff ................................................................................... 34 3.6.6 WW Treatment Revenue s...................................................................... 36 3.6.7 Separation of Wastewater Accounts Receivables ............................ 37 3.6.8 New Connection Fees ............................................................................. 38 3.6.9 Wastewater Revenues ........................................................................... 38 3.6.10 Wastewater Costs ................................................................................... 41 The Establishment of the Wastewater Monitoring Program 3 3.6.11 Wastewater Fixed Assets ...................................................................... 43 4 Performance Indicators ..................................................................................... 45 4.1 Technical Indicators ............................................................................................ 47 4.1.1 Sewerage Coverage ............................................................................... 47 4.1.2 Ratio of collected water to billed water ............................................. 50 4.1.3 Wastewater treatment plant coverage ratio ..................................... 53 4.1.4 Ratio of Treated Wastewater ................................................................ 53 4.1.5 Utilization of the wastewater treatment plants ................................ 54 4.1.6 Wastewater Reuse Ratio ....................................................................... 55 4.1.7 Sludge Utilization ................................................................................... 56 4.1.8 Average efficiency of the wastewater treatment process .............. 56 4.1.9 Compliance of the treated wastewater with irrigation standards 57 3.1.1 Staff Productivity Index ......................................................................... 58 4.2 Financial & Economic Indicators ...................................................................... 60 4.2.1 Service Revenue (Billing Revenue) ..................................................... 60 4.2.2 Energy Cost.............................................................................................. 61 4.2.3 Administrative Costs .............................................................................. 62 4.2.4 Personnel Cost ........................................................................................ 63 4.2.5 Wastewater Treatment Cost................................................................. 64 4.2.6 Total Cost Coverage Ratio ..................................................................... 65 4.2.7 Operating Cost Coverage Ratio ............................................................ 66 4.2.8 Return on Net Fixed Assets .................................................................. 67 4.2.9 Collection Efficiency ............................................................................... 68 4.2.10 WW Treatment Cost Per m3 of Treated Quantity ............................. 70 4.2.11 Net Profit Per m3 of Generated Wastewater................................... ... 71 5 Conclusion ........................................................................................................... 75 5.1 Goals and Objectives ........................................................................................... 76 5.2 Status of the existing wastewater service providers ................................... 76 5.2.1 Institutional Framework............................... ............................................ 77 5.2.2 Planning , Complaints &Documentation............... .................................. 77 5.2.3 Sewer Network condition......................................................................... 77 5.2.4 Major Issues and Challenges of wastewater management .. ............ 77 5.2.5 Tariff and Financial Status.......................................................... ............. 78 5.3 Suggestions and possible improvements........................................................ 78 6 Annex: .................................................................................................................. 81 4 Water Sector Regulatory Council charts Chart 3.1.1: Institutional framework of wastewater service providers ............................19 Chart 3.1.2: Provided Services - WW SP’s ..............................................................................20 Chart 3.2.1: Utilized Complaint System ...................................................................................21 Chart 3.2.2: Documentation of Flooding occurrences ..........................................................22 Chart 3.2.3: Documentation of Maintenance Operations .....................................................22 Chart 3.2.4: Documentation of Complaints ..............................................................................22 Chart 3.3.1: Sewer Network Condition - West Bank .............................................................23 Chart 3.3.2: Sewer Network Condition - Gaza.........................................................................23 Chart 3.3.3: Flooding Frequency – West Bank ........................................................................26 Chart 3.3.4: Flooding Frequency - Gaza ...................................................................................26 Chart 3.3.5: Destination of collected Wastewater - West Bank ..........................................27 Chart 3.4.1: WWTP’s Technologies in Palestine ....................................................................28 Chart 3.4.2: Capacity & Actual flow (under 300 m3/day)................................................... ...29 Chart 3.4.3: WWTP’s Capacity & Actual flow (between 300-2500 m3/day) ................ ......29 Chart 3.4.4: WWTP’s Capacity & Actual flow (above 5000 m3/day)............................... .....29 Chart 3.5.1: Sewerage Coverage - Palestine ..........................................................................30 Chart 3.5.2: Volume of collected Wastewater - Palestine ....................................................30