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Acheloos River Diversion Project, Greece

Estimated Water Transfer

600 million m³

Mesochora

Mega dam (135m) and reservoir (228m³ volume), Mesochora – Glystra tunnel (1km)

Sykia

Mega dam (150m) and reservoir (502m³ volume), Sykia diversion channel to Thessaly (17.4km)

Mouzaki

Major dam (135m) and reservoir (530m³)

Client / Sponsor

Ministry of Environment, Regional Planning and Public Works, Greece

Main Contractor (Diversion Tunnel)

Impregilo-Gnomon-Tegk Consortium

National Budget Contribution

€207m

Estimated construction costs

€720m

Estimated total project cost

€3–4.5bn (1996)

Area to be irrigated

240,000ha to 380,000ha

First suggested

1930

Adopted

1984

Cost benefit study commissioned

1988

EU funding applications

1990

Opposition campaign launched

1992

EU rejects funding application

1993

First restraining order issued

1994

Bern Committee formal complaint

1995

Greek ministerial approval of EIA

1995

Tunnel contract awarded

1997

Second restraining order issued

1999

Ministerial approval ruled illegal

2000

National budget allocation announced

2001

Resumption of construction

2003

Construction suspended

2004

Parliament pass legal amendments to allow work to proceed

19 July 2006

Client / sponsor

Ministry of Environment, Regional Planning and Public Works, Greece

HEP operator

DEH - Greek Public Power Corporation

Main contractor (diversion tunnel)

Impregilo-Gnomon-Tegk consortium

Financial consultants to Greek Government (cost benefit analysis)

Morgan Grenfell

Financial consultants to European Union (funding application)

Coopers & Lybrand

Engineering, installation and commissioning (Sykia and Pefkofyto HEP plants)

Prometheus Gas SA (in consortium with German and Russian supplier companies)

Other contractors

Itia, Kalaouzis, Electrowatt, Marinos, Koutsoyiannis

Environmental NGOs

WWF Greece, Hellenic Ornithological Society, Elliniki Etairia , Hellenic Society for the Protection of Nature WWF Germany, WWF UK, Greenpeace, Birdlife International, RSPB, European Environmental Bureau, Ornitologisk Forening (Denmark)
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