Analysis of the annual flood peak data of river Damodar at Rhondia, covering a period of 21 years yielded a mean of 8520 m/s and a standard deviation of 3900 m/s. A proposed water control project on this river near this location is to have an expected life of 40 years. Policy decision of the project allows an acceptable reliability of 85%. (a) Using Gumbel's method recommend the flood discharge for this project.