The Hirakud Dam authorities on Sunday closed all the gates to maintain the required water level at the reservoir.
Currently, the water level at the reservoir stands at 623 feet (still rising) against a total storage capacity of 630 feet by 3 pm on September 1.
While an average water inflow of water into the dam was recorded 49,293 cusec, the average outflow is 21,667 cusec.
Earlier, the floodwater was being discharged from the dam through two sluice gates till Sunday morning.
Meanwhile, the water inflow at several points is falling except Belgaon (in Tel river) where 19,000 cusec of water recorded on the day.
While Patharla (Tel river) registered 46,963 cusec water (falling), the water inflow at Khairmal (in Mahanadi) was 1,34,000 cusec (falling) and Barmul (Mahanadi) 1,46,250 cusec (falling).
However, the water level remained steady with 1, 63,816 cusec at the Mundali point on the day.