YozoraAtlas

How dark is the sky in Prince Edward Island?

Sky darkness for 2 towns and parks in Prince Edward Island, worked out from NASA satellite images of light at night (2025). 2 of them have skies of Bortle 4 or darker, where the Milky Way shows overhead. The darkest is Pituamkek National Park Reserve (21.59, Bortle 4), the brightest Prince Edward Island National Park (21.31, Bortle 4).

19 Bortle class, 1 pristine to 9 city center park or dark-sky place city

Numbers like 21.95 or 16.97 are the brightness of the sky overhead on a clear, moonless night, in mag/arcsec². The scale runs backwards: a lower number means a brighter sky, from about 22 for a natural sky to about 17 in a city center.
How the readings are made

NASA satellite night-lights map of Prince Edward Island with every place marked

Darkest skies in Prince Edward Island

  1. Pituamkek National Park ReserveBortle 421.59
  2. Prince Edward Island National ParkBortle 421.31

Among the places on this site. Plenty of land between them is just as dark, with no town or park to name it by.

All 2 places in Prince Edward Island

Amber names are parks and certified dark-sky places. The figure is the Bortle class: 1 darkest, 9 city center.
Pituamkek National Park Reserve4Prince Edward Island National Park4