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Chembarambakkam Water Treatment Plant

Raw Water Source

Chembarambakkam Lake

Capacity

530,000m³/day

Population Served

4 million

Filtration

High-rate Aquazur V filters

Clarification

Pulsator type sludge blanket clarifiers

Water Loss

1.5 %(entire plant)

Water Quality Targets

Colour

5 Pt-Co (Colourless)

Turbidity

1.0 NTU

pH

7.5 – 8.5

Residual Aluminium

0.1mg/l

Faecal coliforms

nil

Total Coliforms

nil

Plant Management

SCADA

New Pipeline

15.5km

Project Cost

Treatment Plant

€25.2m

Project Total

€51.7m

Initial Project Approval

1996

Design, Construct, Operate Contract Awarded

May 2005

Construction Completed

April 2007

Formal Opening

July 2007

Operational Contract Duration

7 years

Project Sponsor

Chennai Metro Water Supply and Sewerage Board

Main Contractor

Degrémont

Indian Partner

ANAND

Funding

Tamil Nadu Urban Finance and Infrastructure Development Corporation (€18.7m), French State (€6.6m)
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