Guwahati, July 13 -- The Subansiri Lower Hydroelectric Project (SLHEP) is expected to be completed by March next year and will incorporate a flood cushion designed to help moderate normal flood flows.

At present, four of the project's eight generating units are operational. The fifth unit is scheduled to be commissioned in August, while the sixth is expected to begin operations within the following two months.

The reservoir has a total storage capacity of 1,365 million cubic metres. During the monsoon, the upper 15 metres of the reservoir will be kept vacant as a flood cushion, allowing it to temporarily store excess inflows during periods of normal rainfall and help regulate downstream water releases.

Officials said the Subansiri Rive...