Midwest Citizens for Responsible Outdoor Lighting - MCROL

U. S. Fish & Wildlife Service Class 1 Federal Areas - 1997 Study

Light Pollution Impact - Severe

Light Pollution Impact - Moderate

    Breton Wilderness Area Cape Romain Wilderness Area Mingo Wilderness Area
    Okefenokee Wilderness Area Salt Creek Wilderness Area St. Marks Wilderness Area

Light Pollution Impact - Slight

    Bosque del Apache
    Wilderness Area
    Lostwood Wilderness Area Medicine Lake Wilderness Area
    Red Rock Lakes
    Wilderness Area
    Seney Wilderness Area Swanquarter Wilderness Area
    UL Bend Wilderness Area    

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.