Woronora Illawarra Water Filtration Plants

Woronora Illawarra Water Filtration Plants:

Operator: Wyuna Water Pty Ltd
(As a Build-Own-Operate Contractor to the Sydney Water Corporation, NSW)
Quantity: 878 m3 C & S Filter Coal at Woronora
975 m3 C & S Filter Coal at Illawarra
Filter Media: C & S Coal ES=1.9-2.1 mm UC=1.3 max 1850 mm deep
Silica Sand ES=0.65-0.75 mm UC=1.3 max 150 mm deep
Support Layer: Graded Silica Gravel, 3 mm – 6 mm 100 mm deep

These two separate plants were constructed under a single Build-Own-Operate Contract. The Woronora plant uses contact filtration, and treats up to 160 ML/day for Sydney’s southern suburbs. The Illawarra plant serves the City of Wollongong and surrounding areas, and uses direct filtration, with a capacity of 210 ML/day.

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