WATER CONSUMPTION
AND DROUGHT RESPONSE
WATER CONSUMPTION REPORT 2016-17
Number of customers (as at 30 June 2017)
Residential customers
730,259
Non-residential customers
53,627
Total
783,886
Potable water volume (ML)1
Residential customers
107,769
Non-residential customers
28,233
(1) Total
136,002
Recycled wastewater volume (ML)
Residential customers
13
Non-residential customers
1,327
(2) Total
1,340
(1)+(2) Total consumption (ML)2
137,342
Average annual consumption3
138,493
Non-revenue water (ML)
Leakage
5,887
Bursts
5,193
Other
3,042
(3) Total
14,122
(1)+(2)+(3) Total water all sources (ML)
151,464
1. Includes a small amount of unchlorinated water supplied directly from aqueducts.
2. Total consumption does not include water sourced from rainwater tanks or from grey water reuse.
3. Average customer usage calculated over five years from 2012-13 to 2016-17.
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YARRA VALLEY WATER ANNUAL REPORT 2016-17

 

RESIDENTIAL DEMAND - AVERAGE LITRES OF WATER PER CAPITA PER DAY
250
200
150
100
50
0
97/98
98/99
99/00
00/01
01/02
02/03
03/04
04/05
05/06
06/07
07/08
08/09
09/10
10/11
11/12
12/13
13/14
14/15
15/16
16/17
DROUGHT RESPONSE REPORT
SUSTAINABLE WATER USE
Metropolitan water retailers are required to prepare a
Water recycling
Drought Response Plan with four levels of water restrictions
that control the use of potable water outdoors.
In 2016-17, we produced 12,987 ML of recycled water
at our sewage treatment plants of which 3,551 ML
During 2016-17, water storage levels were high and as such
or 27.4% was reused. This reused volume was a decrease
there was no requirement for drought response measures.
of 9.1% in comparison to 2015-16.
Consequently, Permanent Water Use Rules applied for the
whole of 2016-17.
We connected 3,100 properties to Class A recycled water
and constructed 57 km of recycled water mains.
CORPORATE WATER CONSUMPTION
Water recycling continues to be a key component of our
integrated water cycle management servicing strategy
for the Northern Growth Corridor. Provision of recycled
The amounts in the table below represent consumption
water to all homes via a third pipe system for toilet flushing,
at Yarra Valley Water’s Lucknow Street, Mitcham office
garden watering and laundry use provides significant efficiency
and not at any treatment plants or other work sites.
and environmental benefits to the entire community.
Total water consumption for 2016-17
3,971.07 kL
Number of FTE staff and contractors on site
576
Average water use per employee
6.894 kL
(kL per employee)
Total office space
10,000m2
Average water use per m2
0.397 kL
YARRA VALLEY WATER ANNUAL REPORT 2016-17
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