"The flood situation in the Mahanadi river system is grim. The next 48 to 72 hours are critical for the state as about 12 lakh cusec flood water will flow at Mundali barrage near Cuttack and the water level in other connecting rivers will remain at about 10 lakh cusec," Jena said after Patnaik reviewed the situation . BHUBANESWAR: The flood situation in Mahanadi river system is grim and the next 36 hours will be critical as over 12 lakh cusecs water will flow at Mundali barrage near Cuttack, the State ... The rising waters of the Mahanadi River have inundated several villages in Jagatsinghpur district’s Tirtol area, leaving residents marooned and families stranded. The flood situation in Odisha's Mahanadi river system remained grim as it continues to swell, with around 1.5 lakh people in 237 villages being marooned, a senior official said on Wednesday.