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| An Engineering Practice of Domestic Sewage Treatment in a Residential District |
| YUE Xin1, LIN Wei-guo2 |
| Guangzhou ED Environmental Protection Industry & Commerce head Corp. , Guangzhou 510030; 2. Guangzhou municipal sewage treatment project management office, Guangzhou 510655, China |
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Abstract The design and operation of oxidation ditch process to treat domestic sewage are summarized and discussed.When the levels of COD and BOD in the influent were <400 mg·L-1 and <200 mg·L-1,the removing efficiencies for COD and BOD were >80% and >85%,respectively.It is confirmed that this process might be a high effective one with advantage of low investment,stable operation and well-treated effluent.
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Received: 25 April 2003
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