Table 3 Sewage flow rates (L/s), generated sludge (Ton/d), and chemical conditioning applied to the five WWTPs
WWTP | Sewage flow (L/s) | Generated sludge (Ton/d) | Chemical conditioning |
|---|---|---|---|
1 | 1.89 | 69.0 | Lime + Ferric chloride |
2 | 10.19 | 316.0 | Ferric chloride + polymers |
3 | 2.48 | 73.7 | Lime + Ferric chloride + Polymers |
4 | 0.80 | 14.3 | Ferric chloride + polymers |
5 | 0.85 | 41.0 | Lime + Ferric chloride |