National Park Service, light pollution impacts on class 1 areas

National Park Service Class 1 Federal Areas - 1997 Study

Light Pollution Impact - Severe

Light Pollution Impact - Moderate

    Acadia National Park Arches National Park Badlands National Park
         
    Black Canyon of the
    Gunnison National Park
    Carlsbad Caverns National Park Glacier National Park
         
    Grand Canyon National Park Grand Teton National Park Isle Royale National Park
         
    Roosevelt Campobello
    International Park
    Sequoia National Park Theodore Roosevelt National Park
         
    Virgin Islands National Park Voyageurs National Park Wind Cave National Park
         
     
    Yellowstone National Park Zion National Park  
         

Light Pollution Impact - Slight

    Big Bend National Park Bryce Canyon National Park Canyonlands National Park
         
    Capitol Reef National Park Chiricahua National Monument Crater Lake National Park
         
    Craters of the Moon
    National Monument
    Great Sand Dunes National Park Guadalupe Mountains National Park
         
    Kings Canyon National Park Lassen Volcanic National Park Petrified Forest National Park
         
    Redwood National Park Yosemite National Park
         

As a rough estimate - around Green you loose approximately half of the visible stars and around Orange you loose three-fourths. - Robert Wagner

  • Key and US Forecasted Growth
    These images were produced using the North American Night Sky Brightness Overlay and Google Earth.
    The list of 156 Mandatory Class 1 Federal Areas is available at the EPA Website.
    A map of Federal Class 1 Areas is available at the NPS Website.
    This site is maintained by Robert Wagner. Please contact me if you have any additional relevant information or corrections.