Guide to Preparing Urban Water-use Efficiency Plans

Front Cover
United Nations Publications, 2003 - Technology & Engineering - 106 pages
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This publication is designed to assist those involved in carrying out the task of preparing a water-efficiency plan for a municipal water supply system as well as other experts who are interested in water efficiency. It leads through the process of developing efficiency plans; assessing sources and demands; developing goals; determining the feasibility of efficiency measures; the evaluation of the effectiveness of efficiency measures; financing; and programme implementation
 

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Contents

Preface
LIST OF TABLES
ASSESSING CURRENT AND FUTURE WATER SUPPLY SOURCES 9
ii
Average energy output for water supply delivery
13
Effect of wateruse efficiency on design criteria for wastewater system elements
14
ASSESSING CURRENT AND FUTURE WATER DEMANDS
15
An example of wateruse description
16
An example of forecasting future water demand
19
List of water efficient devices by category
34
Example of the matrix for initial screening of wateruse efficiency measures
36
EVALUATING THE COST EFFECTIVENESS OF WATER EFFICIENCY
37
water utility savings
43
water utility costs
44
water utility benefits
45
FINANCING WATERUSE EFFICIENCY PROGRAMMES
47
Average indoor end uses of water in singlefamily homes in the United States
52

DEVELOPING WATERUSE EFFICIENCY GOALS
21
DETERMINING THE FEASIBILITY OF WATERUSE EFFICIENCY
27
Components of water balance for a transmission or distribution system
28
Definition of terms for international standard water audit
29
plumbing efficiency standards
33
Glossary of key terms
55
Guide to making benefitcost calculations diskette with Microsoft Excel software
74
Internet resources for water efficiency planning
105
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