Unprecedented rains over the last few days in the catchment area of Penna river In Andhra Pradesh have caused a 140-year record flow. Over the last few days, the Penna river got 2 lakh cusecs of water from Annamayya irrigation system upstream. A record 5.49 lakh cusecs of water has flowed through the Nellore barrage, said B Rajasekhar, special officer to oversee floods in Nellore.