Sambalpur: The Hirakud dam authorities on Thursday closed three sluice gates here due to decrease in water level of the reservoir.
Currently, the floodwater is being released through four gates, sources said.
The water level of the dam recorded at 623.04 ft as against its total storage capacity of 630 ft by 6 AM today.
While 1,33,647 cusec floodwater was being released from the dam per second, the inflow was 1,00,509 cusec per second, informed dam authorities.