Srikakulam/Nizamabad/ Kurnool, Sept. 16: Officials are on high alert following the surge of flood waters in Vamsadhara and Nagavali rivers because of heavy rains in neighbouring Orissa. There are fears that that it would cause another flood in the town. Around 60,000 cusecs of water had reached the Gotta Barrage by evening and 22 gates have been lifted.