Sustainable Water Management Plan - Nillumbik Shire Council

ECR*
(kL/yr)
* Expected consumption reduction (kL/yr) from 2000-2001
ECR*
(kL/yr)
* Expected consumption reduction (kL/yr) from 2000-2001
Landuse Water reduction action Justification of goals
Landuse Water reduction action Justification of goals
Depot N/A Conduct water audits N/A
126 Implement water audit recommendations: Results from water audit
Install 22 flow control valves
2280 Install rainwater tanks for use in washdown Results from water audit
of facility and trucks and irrigation.
Use treated greywater for horticultural purposes
Install water treatment system to recycle
washdown water
Savings dependant on washdown
water consumption
313 Install dual flush toilets where appropriate Saves an average of 5 litres per flush
(YVW). (5% of total water use)
Install waterless urinals where appropriate
Attach trigger nozzles to all hoses
3260 Utilise dam for water storage
Administration Undertake water audits N/A
buildings
Urinals save 12 litres per flush.
Savings are dependant on urinal
usage
Hard to quantify
1989 Implement water audit recommendations Results from water audit
at Civic Centre: Install 39 flow control valves
Replace urinals with waterless or water efficient
urinals as required
Saves 12 litres/flush
163 Install dual flush toilets as recommended Results from water audit
in water audit
375 Install rainwater tanks for use in toilet flushing. Potential to lower consumption
by up to 10%
Signs to remind users to save water
Difficult to quantify
Child care centres 386 Install flow control valves into taps and showers Save between 15% - 20%
in child care and maternal child health centres
as per recommendations in audit report.
257 Installation of rainwater tanks for use in toilets Potential to lower consumption
where appropriate. by up to 10%
Install dual flush toilets in all refurbishments.
Attach trigger nozzles to hoses
Trial the installation of spring loaded push-down
taps. If a good result replace all taps with spring
loaded taps
Saves an average of 5 litres per flush
(YVW). Saving dependant on toilet
usage rates
Difficult to quantify
Difficult to quantify
Toilets 1280 Install flow control valves into taps as per
recommendations in audit report. Save between 15% - 20%
4268 Installation of rainwater tanks for use in toilet Potential to lower consumption
flushing and washdown. by up to 50%
Install dual flush toilets where single flush
cisterns exist.
Trail waterless urinals in well used toilet facility
If trial successful, install waterless urinals
where appropriate
Disconnect hot water system
Cleaners to use high pressure cleaning unit
Saves an average of 5 litres per flush.
(YVW). Savings dependant on number
of existing single flush systems
Saves 12 litres/flush. Savings
dependant on urinal usage rates
Save on energy costs
Sports grounds Installation of Micromet irrigation in strategically Dependant on sites selected and
selected open space areas
climatic conditions
Nurseries
Installation of rain/moisture sensors in irrigation
systems as required
Installation of Micromet (or similar) irrigation
at all sportsgrounds .
Investigate the feasibility of installing a treatment
and recycling system at Yarrambat Golf Course.
Dependant on sites selected and
climatic conditions
3893 Install rainwater tank at Golf Course for use in Potential to lower consumption
washdown bay, mixing chemicals, flushing by up to 10%.
toilets at reception centre.
41,930 Introduction of warm season grasses into as Potential to save 50% irrigation (for
many sports grounds as possible, with the view these calculations will use 40%).
to complete all
Install rainwater tanks for irrigation purposes
and toilet flushing
Open space Installation of flow control valves in drinking Water flow is reduced, and valves
fountains.
lower likelihood of leaks
Installation of spring loaded dog taps and
drinking fountains.
Elimination of manually operated irrigation
systems from traffic treatments – converted to
automatic irrigation
Regular irrigation system audits and maintenance
Dependant on usage
Rapid repair of leaks undertaken by the
Infrastructure Maintenance Unit – 24 hrs a day,
7 days a week.
Hard to quantify
50 Sustainable Water Management Plan Sustainable Water Management Plan