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    Bortle 4

    Oregon Caves National Monument and Preserve International Dark Sky Park

    Oregon, United States42.1100°, -123.4200°Peak altitude 19°11.5h peak darknessBest: May, Jun, Jul, Apr, Aug, Mar, Sep, Feb, Oct

    Milky Way Calendar

    Nightly visibility ratings for Oregon Caves National Monument and Preserve International Dark Sky Park

    Recognition

    Year designated

    2024

    Recognized by

    DarkSky International

    DSAG class

    2a

    Area

    1,843 ha

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