Page 165 - VEWH Seasonal Watering Plan 2020-21
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Table 4.3.2 Potential environmental watering for the Wimmera system under a range of planning scenarios
4.3 Wimmera system
 Planning scenario
    Extreme drought
   Drought
  Dry
    Average
   Wet
  Expected river conditions
  • No passing flows or
unregulated flows
 • Some passing flows and minor contributions from unregulated flows
• Some passing flows and minor contributions from unregulated flows
  • Passing and unregulated flows particularly in winter/spring
 • Passing flows and
unregulated flows year- round
 Expected availability of water for the environment1
  • 19,600 ML
   • 23,656 ML
  • 36,635 ML
  • 50,426 ML
   • 60,160 ML
    Potential environmental watering – tier 1a (high priorities)
  Wimmera River reach 4
  • Summer/ autumn low flow
• One summer/ autumn fresh
• Winter/spring low flow
• One small winter/spring freshes
 • Summer/ autumn low flow
• Two summer/ autumn freshes
• Winter/spring low flow
• Two small winter/spring freshes
• Summer/ autumn low flow
• Three summer/ autumn freshes
• Winter/spring low flow
• Two small winter/spring freshes
  • Summer/ autumn low flow
• Three summer/ autumn freshes
• Winter/spring low flow
• Three small winter/spring freshes
 • Summer/ autumn low flow
• Five summer/ autumn freshes
• Winter/spring low flow
• Three small winter/spring freshes
 MacKenzie River reach 2
  • Summer/ autumn low flow
• Three summer/ autumn freshes
• Winter/spring low flow
• One winter/ spring fresh
   • Summer/ autumn low flow
• Three summer/ autumn freshes
  • Summer/ autumn low flow
• Four summer/ autumn freshes
  • N/A
   • N/A
  MacKenzie River reach 3
  • N/A
 • Winter/spring low flow
• Five small winter/spring fresh
• Winter/spring low flow
• Five small winter/spring freshes
  • Summer/ autumn low flow
• Four summer/ autumn freshes
• Winter/spring low flow
• Five small winter/spring freshes
 • Summer/ autumn low flow
• Four summer/ autumn freshes
• Winter/spring low flow
• Five small winter/spring freshes
 Upper Burnt Creek
 • Summer/ autumn low flow
• Winter/spring low flow
  • Summer/ autumn low flow
• Winter/spring low flow
• Three summer/ autumn freshes
• One small winter/spring fresh
 • Summer/ autumn low flow
• Three summer/ autumn freshes
• Winter/spring low flow
• Two small winter/spring freshes
 • Summer/ autumn low flow
• Three summer/ autumn freshes
• Winter/spring low flow
• Two small winter/spring freshes
  • Summer/ autumn low flow
• Three summer/ autumn freshes Winter/spring low flow
• Three small winter/spring freshes
 Lower Burnt Creek
  • N/A
   • N/A
  • N/A
  • Bankfull
   • Bankfull
  Upper Mount William Creek
   • Top-ups
  • Top-ups
 • Top-ups
   • N/A
  • N/A
   Victorian Environmental Water Holder | Seasonal Watering Plan 2020–21 | 163
 
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