you can find this city inAccording to the map of Amn and Tethyr included in the 2e box set of Lands of Intrigue., Toralth is just SSE of Riatavin and NE of the Eastmost tip of the Forest of Tethir:
Tethyr itself is the right at the bottom of your map and I've marked the approximate location of Toralth with a red dot:
you can find this city in the map of the box Lands of Intrigue.
According to the map of Amn and Tethyr included in the 2e box set of Lands of Intrigue, Toralth is just SSE of Riatavin and NE of the Eastmost tip of the Forest of Tethir:
Tethyr itself is the right at the bottom of your map and I've marked the approximate location of Toralth with a red dot:
