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Water Treatment Process (Waste water enters treatment plant to remove big…

- - - - located on low ground
      - often near rivers
      - can be on ground level
      - pumped up to aeration tanks and gravity moves water
    - - releases dissolved gases and tastes that are bad
      - pumped in tanks that is devided into two sections
        
        organic matter decays
        
        bubblingt oxygen keepsa organic material suspended
        
        grit settles out
      - Removing Sludge
        
        enters second section of tank
        
        sludge ios settled out
        
        pumps out of tank
        
        sludge goes to large tanks
        
        5.Removing Scum
        
        lighter materials float to surface
        
        oils
        
        dirt
        
        plastic
        
        thickened and pumped out
        
        filtered usually sand
        
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        sometimes filtered through carbon particles
        
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        Killing Bacteria
        
        flows into chlorine tank
        
        health risk
        
        elmintates bacteria
        
        must be neutralized sometimes
        
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        Wastewater Residuals
        
        solid-waste material
        
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