Eurobodalla Integrated Water Cycle Management Strategy

Eurobodalla Integrated Water Cycle Management Strategy
Table 9-12 Triple Bottom Line Assessment of the Sewage Management of the Water
Cycle in Batemans Bay
ENVIRONMENTAL
Option 1 Option 2 Option 3
Efficient use of fresh water resource 1 2 3
Minimises low flow water extractions 1 2 3
Minimises greenhouse gas emissions 1 2 2
Minimises pollutants being discharged to
the aquatic environment
2 2 2
Minimises urban stormwater volumes 0 0 0
Ensures sustainable practices 1 2 3
Environmental Sum 6 10 13
Environmental Rank 3 2 1
SOCIAL
Improves security of town water supply 1 2 3
Improves the quality of drinking water 0 0 0
Improves urban water service levels 2 2 2
Increases public awareness of urban
water issues
Minimises non-compliance to policy and
legislation
1 2 3
2 2 2
Protects public health 0 0 0
Social Sum 6 8 10
Social Rank 3 2 1
FINANCIAL
NPV ($m over next 30 years) 12.1 15.9 13.8
Financial Rank 1 3 2
TBL SUM 7 7 4
TBL Rank 2 2 1
A TBL assessment has been used to shortlist the most suitable sewage treatment option
available for Batemans Bay. Using the above social, environmental and economic criteria,
option 3 has been determined as the most appropriate option, and has been carried
through as part of the integrated options.
9.4.4 Integrated Water Cycle Management Scenarios
Using the bundling process the water management opportunities can be combined into
integrated scenarios. Table 9-13 below presents examples of integrated scenarios.
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