The Tor'ren River was a body of water on the planet Romulus.
History and specifics[]
It was located in the southern area of the continent of Brel'Kar. It flowed from the Kae'raktar Mountains, through the Valley of Chula and into the South Mendlanar Sea. (Last Unicorn RPG - The Way of D'era: The Romulan Star Empire module: The Romulans)