Treatment of Landfill Leachate Using Activated Sludge Technology: A Review

Table 3

The organic treatment efficiency of landfill leachate by aerobic activated sludge process.

Processes	COD of leachate	Removal rate	Reference
SBR	1348 mg/l	COD 80%–85%; BOD 99%	[23]
SBR	1040 mg/L–4870 mg/L	COD 70%	[24]
MBR	2200 mg/L	COD 60%	[25]
MBR	5445 mg/L	COD 98.1%–99.25%	[26]
AO	2000 mg/L–3000 mg/L	COD 40%	[17]