Replying to a written query by AGP MLA Phani Choudhury, Water Resources Minister Keshab Mahanta said Assam has 423 embankments with a total length of 4,474.42 km.
"Out of these embankments, 3,998 km of 295 embankments have outlived their lifespan," Mahanta said.
During this year's flood, breaches have taken place in 28 places, he said.
"During last year's flood, embankments were breached at 50 places. Most of them have been repaired, but works have not completed at some places," Mahanta said.