The Trigo Mountain Wilderness (30,300 acres) in Arizona, is managed by the Bureau of Land Management. In 1990, the Trigo Mountain Wilderness became part of the now over 109 million acre National Wilderness...[more]
Trigo Mountain Wilderness
Yuma Field Office
The Trigo Mountains Wilderness is located about 25 miles north of Yuma, Arizona, in La Paz County.
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