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A Comparative Study of Anoxic Limestone Drain and Open Limestone Channel for Acidic Raw Water Treatment

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Figure

TABLE I.   pH RISE IN ANOXIC LIMESTONE DRAIN AND OPEN LIMESTONE CHANNEL
Fig. 1. Difference between anoxic drain and open channel pH rise (a) Bekok Intake (b) Sembrong Lagoon
Fig. 3.   Armouring due to iron precipitation in open limestone channel
Fig. 4.   Iron removal in anoxic drain and open channel (a) Bekok Intake (b) Sembrong Lagoon

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