Environment Science 1401

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Environment Science 1401

• PowerPoint Presentation
• Friday, Sept. 5, 2007
• Matthew Seh.

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(No Transcript)
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What is wastewater?
Water that has been used and thrown away from
residential, business or industrial sources.
Storm water or surface water may also be a form
of waste water.
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What is wastewater treatment?
Any of the mechanical or chemical processes used
to modify the quality of wastewater in order to
make it more compatible to humans and the
Environment.
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Stages of wastewater treatment
Stage 1. Primary treatment
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Stage 2
secondary treatment
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Stage 3
Tertiary treatment.
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Uses of treated water (recycled water)
Clean river for animals and environmental safety
Local lake
Recreation parks
Garden water
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References

• Raven, Peter H. Berg, Linda R. Environment. New
  Jersey Wiley Sons.
• U. S Department of the Interior. Water Resource
  of Georgia. Retrieved
• September 4, 2007, from
  www.ga.water.usgs.gov
• Herocan. Water Project. Retrieved September 4,
  2007, from
• www.heroka.com.cn/english/images
• www.webbaviation.co.uk/gallery . Retrieved
  September 4, 2007.