Feature image:- Damaged Annamayya dam on Cheyyeru river in Kadapa (Source:NaveenReddy@navin_ankampali)
After Pulichintala dam gate disaster[i] of August 05, 2021, the state of Andhra Pradesh has witnessed another dam induced flood disaster in 2021. This started with, part of Annamayya dam in Pennar (also called Penna) river basin[ii] getting washed away resulting in widespread destruction in downstream areas on November 19.
Around same time, there were more incidents of damages to dams and dam induced flooding in Kadapa, Chittoor, Anantapur districts of Rayalaseema and adjoining Nellore district. Firstly, the collapse of Pincha project ring bund contributed to Annamayya flood disaster. Then, one of metal bund of Mylavaram project was washed away.
Fourthly, the sudden releases from Veligallu and Buggavanka dams in Kadapa and Kalyani dam in Tirupati resulted in flash flood destruction in downstream areas. Apart from this, the leakages in Rayalacheruvu tank bund in Chittoor district could have turned into a big disaster.Continue reading “Andhra Pradesh: Dam Induced Flood Disaster in November 2021”