stormwater and outflow planning controls for waterway
TRANSCRIPT
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Stormwater and Outflow Planning Controls for Waterway Healthy: Applying the Urban
Streamflow Impact Assessment (USIA)
Dr Geoff Vietz, Streamology/The University of Melbourne, Carl Tippler, CTEnvironmental, Dr Stephanie Kermode, Michele Cassidy, Hannah Lockie, Sydney Water, Professor Tim Fletcher, The University of Melbourne, Kathyrn Russell, Steve
Clarke, Streamology
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What is the problem?
~$1.5 M per kilometre
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What is lost?
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Making an explicit link
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The USIA method
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Identifying ecological values and predicting impactsMethods of ecological survey include:
• Riparian vegetation condition assessment• Biometric vegetation survey• Fauna survey• Water quality sampling• Macroinvertebrate sampling• Diatom sampling• Key Fish Habitat assessment • Threatened species mapping• Vegetation mapping• Likelihood of occurrence
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Hydrology and hydraulics
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Relating to physical changes
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Hydrologic Metrics
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Linking metrics to values
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Linking socio-ecological values to flow metrics
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Application to a lowland river
South Creek, Sydney
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Risk to values by scenario
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An opportunity to address the cause
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Guiding development and planning controls
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How are USIA outputs used?
Developers/ConsultantsPlanners
Waterway Authority
Monitoring/Learning
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But we can’t stop the flow!• 24,000 waterways across Melbourne
• Naturalisation for 8,000 ‘main’ waterways
• $40,000,000,000
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USIA Development Team
Or contact:Geoff Vietz: [email protected]
Urban Streamflow Impact Assessment (USIA) team:Carl Tippler (CTEnvironmental), Kathy Russell (Streamology), Professor Tim Fletcher (Melbourne University), DrMarlene van der Sterren, DrStephanie Kermode and Phil Birtles(Sydney Water), Michael Dean (i2i Digital), Nakia Belmerand Ben Green (CTEnvironmental), Lucas McKinnon (Ecoplanning)…and the many more who helped initiate, develop and review the project.
More information: www.streamology.com.auor ResearchGate/GeoffVietz