eLibrary >
BS ISO 24528:2021 Service activities relating to drinking water supply, wastewater and stormwater systems. Guideline for a water loss investigation of drinking water distribution networks >
Expand All
TOC Search:
BS ISO 24528:2021 Service activities relating to drinking water supply, wastewater and stormwater systems. Guideline for a water loss investigation of drinking water distribution networks, 2021
- National foreword
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Defining objectives for the water loss investigation
- 5 Water loss investigation steps
- 6 Water loss investigation scope determination [Go to Page]
- 7 Data collection and validation methods [Go to Page]
- 8 Water balance calculation [Go to Page]
- 9 Water loss performance indicators selection [Go to Page]
- 10 Apparent water loss status assessment [Go to Page]
- 11 Real water loss status assessment [Go to Page]
- 12 Real water loss and apparent water loss cost assignment [Go to Page]
- 13 Water loss management plan preparation [Go to Page]
- 14 General principles for water loss target setting
- 15 Example of an organizational structure for the management of non-revenue water
- Annex A (informative) Additional guidance on how to measure or calculate elements of water balance
- Annex B (informative) Factors affecting real water loss
- Annex C (informative) Performance indicators
- Annex D (informative) Bursts and background estimate (BABE)
- Annex E (informative) Water loss investigation for intermittent supply networks
- Annex F (informative) Fixed and variable area discharge pressure and leakage
- Annex G (informative) Economic leakage level (ELL): assessing economic level of real water loss
- Annex H (informative) Examples of leak detection technologies
- Annex I (informative) Monitoring an open drinking water distribution network with a virtual district metered area
- Annex J (informative) Understanding the effects of uncertainties in data
- Annex K (informative) Using night flow data to assess real water loss
- Annex L (informative) Dynamic pressure control
- Bibliography [Go to Page]