Hurricane, UT's night sky, measured from orbit
Hurricane reads as dark sky on this dataset's scale. Among the darkest skies of any US city in this dataset. The Milky Way should be visible overhead on clear, moonless nights. That's brighter than 1.5% of the 3,206 US cities in this dataset.
Note the source: a satellite reading of upward light, not a visual Bortle scale reading. The two measure related but different things.
Hurricane is already about as dark as this dataset gets
Nothing in this dataset's 3,206 US cities measures a darker sky than Hurricane. That doesn't mean nowhere is darker, unincorporated land and wilderness aren't part of this dataset at all, only incorporated cities of 10,000 people or more.
How Hurricane compares nationally
Hurricane, UT has a population of about 24,753, one of 3,206 US cities of 10,000 or more residents in this dataset. Hurricane places 48 of 3,206 cities in this dataset's darkest-to-brightest order.