Koldam has an installed capacity of 800 MW comprising four units of 200 MW each

State-run NTPC is likely to commission its first hydro power project, Koldam in Himachal Pradesh, in the next six months.
"The inauguration of filling up of the reservoir of the 800 MW capacity Koldam project may be done tomorrow and the entire process takes about 6 months or so," a source told PTI.