Explanation:

Ujh Multipurpose (National) Project is being carried out in Kathua region of Jammu & Kashmir.

• After completion of the project, utilization of waters of Eastern Rivers allotted to India as per the Indus Water Treaty would be enhanced by utilizing the flow that presently goes across the border to Pakistan.
• The expected timeline of completion of the project is about 6 years and once completed, the project will store around 781 Million Cubic meter of waters of river Ujh (a tributary of river Ravi).

Hence option 4th is correct.