This short presentation introduces; what is the Sewage/Wastewater treatment briefly. I recommend you to observe this file in Powerpoint software environment.

2. Distribution of earth’s water
Earth's Water
Salin
Fresh
Water
Fresh Water
Icecaps
and
Glaciers
Ground
water
Surface
water
Fresh surface
water
Lakes
Swamps
Rivers

4. More than
1000 years
ago
• Invention of irrigation
• ‘’Mayan civilization ended due to drought’’
Gill, R. B. (2001).
1800’s
• Polluted water caused different diseases.
• "Year of the Great Stink" in London
1972
• Human finds the need to protect water
•New Generation of treatment ...

6. Primary Treatment
Secondary treatment
Tertiary Treatment
Preliminary Treatment
Source: Mujeriego, R., & Asano, T. (1999).

8. Gill, R. B. (2001). The great Maya droughts: water, life, and death. UNM Press.
Gleick, P. H. (1996). Basic water requirements for human activities: Meeting basic needs. Water international, 21(2), 83-92
Mujeriego, R., & Asano, T. (1999). The role of advanced treatment in wastewater reclamation and reuse. Water Science and Technology, 40(4), 1-9.