 Khewra Salt Mine is situated in Pind Dadan Khan Tehsil of Jhelum District . Located about 200 km ( 125 miles ) from Islamabad and Lahore , it is accessed via the M2 motorway , about 30 kilometers ( 20 miles ) off the Lilla interchange while going towards Pind Dadan Khan on the Lilla road . The mine is in mountains that are part of a salt range , a mineral @-@ rich mountain system extending about 200 km from the Jhelum river south of Pothohar Plateau to where the Jhelum river joins the Indus river . Khewra mine is about 288 meters ( 945 feet ) above sea level and about 730 meters ( 2400 feet ) into the mountain from the mine entrance . The underground mine covers an area of 110 km2 ( 43 sq. miles ) . 
