Polavaram factfile

Proposes to irrigate around 230,000 hectares in Vijaywada, West & East Godavari and Visakhapatnam districts
Around 60,063 ha in Andhra Pradesh to get submerged, 2,398 ha in Chhattisgarh and 1,230 ha in Orissa
Dam expected to divert around 5,325 million cubic metres of water (which is already questionable) to the Krishna delta through a 174-km Right Main Canal and to Visakhapatnam district through a 208-km Left Main Canal.
Includes a 720-MW hydel power plant and irrigation facilities
Around 250 villages from Andhra Pradesh, 13 from Chhattisgarh and 10 from Orissa will get submerged
Project conceived in 1947-48; foundation laid in 1982; constructions in 2004
Notice for public hearing in Andhra Pradesh, even before site clearance on September 10, 2005
Site clearance on September 19, 2005
Public hearing in Andhra Pradesh on October 10, 2005
Environmental Impact Assessment submitted to Union Ministry of Environment and Forests (MoEF) on October 19, 2005
Project given clearance by MoEF on October 25, 2005
National Environment Appellate Authority quashes green clearance on December 19, 2007