• Sunset at Lake Mead's Boulder Basin

    Lake Mead

    National Recreation Area AZ,NV

There are park alerts in effect.
show Alerts »
  • Important Notice to Mariners

    Lake Mead water elevations will be declining throughout the summer. Before launching, check lake levels, launch ramp conditions, changes to Aids to Navigation and weather conditions by clicking on More »

  • Areas of Park Impacted by Storm Damage

    Strong storms rolled through Lake Mead National Recreation Area Aug. 3-4, causing damage to some areas of the park. Crews are working to restore the below locations. Debris may be present in other areas of the park, as well, especially in the backcountry. More »

  • Goldstrike Canyon, Arizona Hot Spring Trails Temporarily Closed

    A temporary emergency closure is in place for Goldstrike Canyon and Arizona Hot Spring trails within Lake Mead National Recreation Area, beginning Aug. 1. This closure includes National Park Service and Bureau of Reclamation lands. More »

  • Summer Fire Rules in Effect

    Lake Mead NRA is now enforcing summer fire restrictions. Please click 'more' to learn about the rules for fire during our hot, dry season. More »

Notice to Mariners – Changes in Aids to Navigation Overton Arm Area of Lake Mead 31-07

Subscribe RSS Icon | What is RSS
Date: June 27, 2007
Contact: Roxanne Dey, 702.293.8961

Lake Mead Recreation Area Superintendent William K Dickenson announces changes to Aids to Navigation in the Overton Arm area of Lake Mead. Due to lowering water levels, the following Navigation Aid has been established:

            Ramshead Rock “#8A” is located at:

36 degrees 16 minutes 00.4 seconds north
114 degrees 24 minutes 24.7 seconds west

This aid will show a red triangle day mark and a red “quick flash” sequence. The red light will be on for 0.3 seconds, then off for 0.7 seconds. The entire sequence is then repeated.

Did You Know?

Desert Monkey Flower in bloom

Some desert flower annuals avoid drought and intense heat by surviving as seeds stored in the soil, remaining dormant until conditions are just right to bloom into breathtaking flowers. More...