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Light Pollution Overlay

Learn about the Light Pollution Overlay, including the definition, benefits, tips, coverage and update frequency.

 Available with any of the following subscriptions

  • All plans

Definition

The Light Pollution Overlay is built from NASA/NOAA satellite imagery that measures how much artificial light is visible from space each night. Rather than simply reading the brightness at a single point on the map, the score also accounts for the surrounding glow from nearby towns and cities — the kind of diffuse sky brightness that washes out stars even when you're standing well outside city limits.

With our large range of brightness graduations, the difference between a genuinely pristine sky and a merely "pretty dark" one is clearly visible on the map so you can find the darkest night sky possible.

Key Benefits

  • Locate areas with the least amount of light pollution possible
  • Compare locations across the full range of dark skies
  • Identify areas with the highest quality rural recreation
  • Research the level of human activity and disturbance near your property of interest

Limitation:  The Light Pollution Overlay is available on the desktop version of Land id only.

Coverage

United States of America

Update Frequency

As updates are available