Pros+Cons of Surface water supplies

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  • Surface water supply
    • Advantages
      • Easy to abstract with direct pumping
      • Water can be treated after use and put back
      • Dams/reservoirs used for HEP
      • Reservoir = Recreation ect.
    • Disadvantages
      • Water will need treatment
      • Seasonal: water volume varies with evaporation
      • Construction of expensive dam and destructive to environment
      • Requires flooding of land
      • Silt up
      • Constructing a dam could cause an Earthquake
      • Requires sufficient rainfall and large river catchment

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