Abstract:
:This study was undertaken to evaluate the performance of four wastewater treatment plants/processes over a 4 year period. The wastewater flow evolution, energy consumption, and quality indicator parameters (BOD5, COD and TSS) at the inlet and outlet sites of the plants were determined. In comparing three domestic WWTPs with different wastewater treatment processes, the multivariate analyses (RDA and ANOVA) showed that although the Agareb plant received the highest pollution load, it displayed a high level of removal efficiency especially for COD, BOD, TSS, TKN and NH4+. It also revealed that the fluctuations in the wastewater composition and its contamination by varied industrial discharge could lead to the decrease in performance of the WWTP with activated sludge process as observed for the Southern Sfax plant. However, the electrolysis of the outlet water of Southern Sfax plant showed a significant improvement in COD removal.
journal_name
J Environ Managejournal_title
Journal of environmental managementauthors
Boujelben I,Samet Y,Messaoud M,Ben Makhlouf M,Maalej Sdoi
10.1016/j.jenvman.2016.11.023subject
Has Abstractpub_date
2017-02-01 00:00:00pages
63-70eissn
0301-4797issn
1095-8630pii
S0301-4797(16)30899-4journal_volume
187pub_type
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