How dark is the sky in Hanahan, SC?

Hanahan's sky measures suburban edge here. A noticeable glow near the horizon. Brighter stars and constellations are easy to pick out; the Milky Way is washed out. Hanahan's sky is brighter than 19.4% of the 3,206 cities in this dataset.

Worth remembering: this is satellite radiance, not a ground observation. A true Bortle rating needs a human eye at night, this is the closest large-scale substitute.

How far Hanahan is from a meaningfully darker sky

The closest place in this dataset with a meaningfully darker sky is Charleston, SC, roughly 7 miles away in a straight line, rated rural. Road distance will be more.

Charleston, SC is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.

Hanahan against the rest of the dataset

Hanahan, SC has a population of about 21,983, one of 3,206 US cities of 10,000 or more residents in this dataset. Among all 3,206 cities here, Hanahan ranks 618 from darkest to brightest, 1 being the darkest measured.