Gunnison Valley, is a valley that heads in Sanpete County, at 39°03′46″N 111°32′26″W and whose mouth is in Sevier County, Utah.
Map of Gunnison Valley, Utah, USA
The headwaters of Salina Creek have their origin here.
References
Gunnison Valley (Sanpete and Sevier counties, Utah) Wikipedia(Text) CC BY-SA