West Covina, CA Night Sky Brightness
West Covina, CA's night sky, measured from orbit
West Covina's sky measures suburban here. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. West Covina's sky is brighter than 51.9% of the 3,206 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, explained in the Bortle scale guide.
How far West Covina is from a meaningfully darker sky
The closest place in this dataset with a meaningfully darker sky is Walnut, CA, roughly 3 miles away in a straight line, rated suburban edge. Road distance will be more.
Walnut, CA is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
How West Covina compares nationally
About 106,920 people live in West Covina, CA, sized enough to appear in this dataset of 3,206 incorporated US cities. West Covina's position, 1,656 of 3,206, darkest to brightest, comes from the sampling method the methodology guide sets out.