Grey Water Recycling System

Grey water composing the biggest percentage of domestic waste water with the share of 75% volumetrically is the waste water except for toilet water. There are two buildings including gray water recycling systems in Bogazici University.
Each of gray water recycling systems applied in South Campus 1. Male dormitory in 2010 and in North Campus 4. dormitory in 2014 was designed in the way that they recycle 16m3/day gray water in a day.
Analyses of plant influent and effluent are actualized periodically and mean values are given in the following table.

 

Tablo. Gri Su Geri Kazanım Sistemi Giriş Ve Çıkış Suyu Değerleri

Gri Su Geri Kazanım Sistemi Giriş Ve Çıkış Suyu Değerleri

Analiz

Giriş suyu

Çıkış suyu

Birim

pH

7,2

7,5

 

BOİ5

237

7

mg/l

Askıda Katı Madde

172

0

mg/l

Oksijen Doygunluğu

8

9,4

%

Koliform Bakteri, COL

1000

0

adet/100mL

Fekal Koliform

>240

0

adet/100mL

 

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