Anchuruli Tunnel

Anchuruli Tunnel is a 5.5 km long water tunnel in Idukki district of Kerala that starts near Erattayar and ends at Anchuruli in Kanchiyar panchayat. This tunnel was constructed by drilling the Kalyanathandu hill to bring water from the Erattayar dam to the Idukki reservoir for power generation.

The tunnel was constructed from 10-03-1974 to 10-01-1980 on contract by Pyli Pilla. The tunnel has a diameter of 24 ft. 22 people died during the construction of the tunnel.