Performance Indicators of Vientiane City Water Supply Enterprise

1. Customer Indicators

 

Demography

 
Average town / city size 93,121 persons / town
Population density  
in area of responsibility 166 persons/km2
in existing service area 131 persons/km2
Average Household size 6.1 persons

Connections

 
Service Coverage  
in area of responsibility 39%
in existing service area 72%
Domestic / Non-Domestic  
connections ratio 7.6
consumption rate ratio 3.5
connection charge ratio 1.0
New connections  
growth rate 4% / year
domestic connection cost US$ 104.1 /connection
domestic connections 5.3% of per capita GNI
Meter coverage 100.0%
Billed unmetered consumption 0.0%

Water consumption

 
Bulk water exported 0.0% of total metered cons.
Average domestic water charges 1.8% of per capita GNI
Metered consumption rate  
Domestic
267 litres/person/day
Total consumption
344 litres/person/day
  57 m3/connection/month
Total consumption  
metered & unmetered
N/A
  N/A
Share of total metered consumption  
Domestic 78%
Non Domestic 22%
Customer Interactions  
Customer complaints N/A

2. Water Supply Systems O&M

 

System Input

 
Production capacity utilization 119%
Bulk water imported 0% of total system input
System Input Rate 477 litres/person/day
  79 m3/connection/month
System Input ratios  
Input / Distribution ratio 211 m3/day per km pipe
Input / Storage ratio 7 m3/day per m3 storage
Supply Continuity  
customers with continuous supply N/A
time water available 100%

Distribution

 
Distribution / customer 12.3 m. pipe per connection
Storage / customer 0.4 m3 per connection
Residual Chlorine  
sampling compliance 100%
tests passed 100%
Non Revenue Water (Unaccounted for Water)  
Unadjusted figures 28.0% of System Input
  59.0 m3 / km / day
  0.7 m3 / connection / day
adjusted for continuous supply N/A
Unmetered Consumption
 
Unbilled Authorized & Unauthorized Cons. N/A
Unmetered cons. due to meter inaccuracies 5% of metered cons.
Total Unmetered Consumption N/A
Distribution system condition  
Infrastructure Leakage Index [ILI] N/A
Mains failures ratio 5.2 breaks / km pipe / year

3. Human Resource Indicators

 

Human Resource Utilisation

 
Staff ratios  
Overhead staff ratio N/A
Water supply staff ratio N/A
Water related staff  
Total water related staff N/A
Direct water supply staff N/A
  N/A
  N/A

Human Resource Development

 
Staff Training participation rate N/A
Staff Training duration rate 1.2 days / staff
Investment in staff training 1.8% of direct labour costs
Investment in staff training 0.5% of total operating costs

Human Resources Costs

 
Average cost of employment per staff N/A
Contracting out / in-house labour ratio N/A

4. Financial Indicators

 

Working ratios

 
Water sales only 1.0
Total revenue and expenses 1.2

Revenue

 
Total revenue ratio  
Water sales revenue / Total revenue 82.4%
Subsidies & Grants / Total revenue 0.0%
Revenue Collection period 4.3 months
Unit water price - average
0.05 US$

Expenses

 
Expenses ratio  
Compared to Total Operating expenes  
Overhead expenses 22.0%
Water Operating expenses  
Compared to Water Operating expenses  
Labour costs 27.2%
Electricity costs 13.0%
Chemicals & other materials 48.2%
Contracted out services costs N/A
Other 55.9384791048184
Unit water cost  
Total Cost
US$ 0.054 / m3 metered cons.
  US$ 0.039 / m3 system input
Overhead expenses N/A
Labour costs US$ 0.008 / m3 system input
Electricity US$ 0.004 / m3 system input
Chemicals, etc. US$ 0.014 / m3 system input
Contracted out N/A
Other US$ 0.005 / m3 system input
Debt servicing ratio 13.7% of total operating revenue

Fixed Assets

 
Asset Ratios  
Corporate Assets / Total Fixed Assets N/A
Water system / Total water related
N/A
Water assets compared to:  
Production capacity US$ 211.84 / m3/day
Distribution size US$ 37.64 / m. pipe
Customers US$ 462.43 / connection

 

Overall Performance (Standardised Indicators)

 

Customer Indicators

Service Coverage in existing service area
0.0
Meter coverage
0.2
Customer complaints
N/A

Water Supply Systems O&M

Supply Continuity (time water available)
0.5
Residual Chlorine tests passed
0.6
Unmetered Consumption - total
N/A
Infrastructure Leakage Index [ILI]
N/A

Human Resource Indicators

Total water related staff (cf connections)
N/A
Investment in staff training (cf direct labour costs)
-0.2
Average cost of employment (cf per capita GNI)
N/A

Financial Indicators

Working Ratio (water sales only)
-0.5
Unit water cost of system input
3.0
Asset Investment rate cf production capacity
-0.2
Debt servicing ratio
N/A
   
Number of Standardized Indicators available
8 /14
Overall Performance Index (OPI)
0.42
Overall Ranking
4/ 47

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