Chapter
2.3 Data reliability and accuracy
3. THE IWA SYSTEM OF PERFORMANCE INDICATORS
Context information and other system data
3.3 Using the IWA system of performance indicators
3.4 Performance indicators
Water resources indicators
Quality of service indicators
Economic and financial indicators
Types of explanatory factors
Performance indicators and variables as explanatory factors
Other explanatory factors
4. IMPLEMENTATION OF A PI SYSTEM
4.2 Using IWA indicators in a performance measurement system
4.3 Definition of the objectives
4.4 Definition of strategies
4.5 Establishment of the Critical Success Factors
4.6 Establishment of a Performance Indicators System
Definition of the strategic performance assessment policy
Selection of the PI to be assessed
4.7 Assessment of the performance indicators
4.8 Continuous improvement
5. EXAMPLES OF APPLICATION
5.2 The use of the IWA PI system to support the rehabilitation of water networks
Background, objectives and scope of application
Selection / definition of PI system elements
5.3 The Portuguese experience on the regulation of the water and waste sectors
Type of services to be regulated
The need for regulation at the sector
The purpose of regulation by IRAR
The scope of IRAR’s action
The regulation model used by IRAR
Service assessment, benchmarking and public information
Results from the first year of implementation
5.4 Benchmarking case study based on IWA performance indicators: “Efficiency and quality analysis of water supply in Bavaria (Germany)” (Authors: Wolf Merkel and Wolfram Hirner)
Participant structure and context information
Establishment of the PI system
Qualitative and quantitative results
5.5 The use of indicators for the efficient management of water resources in Comunidad de Madrid SPAIN (Author: Francisco Cubillo)
The main components of efficiency analysis
Strategic approach for efficiency
Initiatives for the control and optimisation of the use of the resources
6. REFERENCES AND SELECTED BIBLIOGRAPHY
PART II – SPECIFICATION OF THE IWA PI SYSTEM
1.1 Water balance definitions
Definition of water supply system inputs and outputs
1.2 Organisation functions
1.3 Financial definitions
1.4 Complementary definitions
2. PERFORMANCE INDICATORS
2.2 Quick reference listing of the IWA PI
2.3 Water resources indicators
Personnel per main function
Technical services personnel per activity
Personnel health and safety
Transmission and distribution
2.6 Operational indicators
Inspection and maintenance of physical assets
Instrumentation calibration
Electrical and signal transmission equipment inspection
Mains, valves and service connection rehabilitation
2.7 Quality of service indicators
Public taps and standpipes
Pressure and continuity of supply
Quality of supplied water
Service connection and meter installation and repair
2.8 Economic and financial indicators Revenues
Composition of running costs per type of costs
Composition of running costs per main function of the water undertaking
Composition of running costs per technical function activity
Composition of capital costs
3.1 Section A – Water volume data
3.2 Section B – Personnel data
3.3 Section C – Physical assets data
Transmission and distribuition network
Metering and control equipment
3.4 Section D – Operational data
Inspection and maintenance
Network pressure and service continuity
3.5 Section E – Demography and customer data
3.6 Section F – Quality of service data
3.7 Section G – Economic and Financial data
3.8 Section H – Time data
3.9 Variables alphabetical lists
Water volume data, page II-204
Personnel data, page II-211
Physical assets data, page II-219
Operational data, page II-225
Demography (and customer) data, page II-240
Quality of service data, page II-242
Economic and financial data, page II-248
4.1 Quick reference CI listing
Impounding reservoir storage
Transmission and distribution storage tanks / Service reservoirs
Transmission and distribution network
Private pumping systems and tanks
4.5 Consumption and peak factors
Consumption per type of customer
Peak factors of supplied and exported water
4.6 Demography and economics
Raw water quality Source types
5. UNCERTAINTIES AND UNCERTAINTY PROPAGATION
Accuracy, reliability and uncertainty
Law of propagation of uncertainty
Performance Indicators for Water Supply Services
( Manual of Best Practice Series )
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