Efficiency of Al-Rustamityah sewage plant and their consequences on the pollution of Diyala River

الملخص EN

The present work initiated to eaIuate the efficiency of Al-Rustamivah sewage treatment plant as reflected by the quality of final effluent that is thrown to Di ala river.

Weekly samples of wastewater and final effluent were collected between November 1994 and end of January 1995 and analyzed for different chemical and biological features.

Results ha e inidicated that Al-Rustamiyah sewage treatment plant could not be able efficiently to purify the raw sewage.

The mean values of suspended solids.

BOD.

COD Dichromate and Oil & grease effluents were felt to pass standard limits (98.4.

92.8.

125.2 and 39.1 ppm.

respectiel).

The atherse possible effects of pollution on Diuala equatic life hae been also discussed in respect to final effluent quality.