• Sunset at Lake Mead's Boulder Basin

    Lake Mead

    National Recreation Area AZ,NV

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  • 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 Overton Arm and Iceberg Reef in Gregg Basin Areas of Lake Mead 26-07

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Date: June 11, 2007
Contact: Roxanne Dey, 702.293.8947

Lake Mead National Recreation Area Superintendent William K. Dickinson announced the following changes to Aids to Navigation in the Overton Arm of Lake Mead. Due to lowering water levels, Surprise Reef Red Lighted Buoy #6 has been established, and is located at:

36 degrees, 14 minutes, and 0 seconds north
114 degrees, 24 minutes, and 05 seconds west

This aid will show a “Flash” sequence. The red light will be on for 0.4 seconds and off for 3.6 seconds after which the sequence is repeated.

Superintendent Dickinson also announced changes to Iceberg Reef Light #57 in the Gregg Basin Area. It has been temporarily discontinued because of lowering water levels. Iceberg Reef Light #57 was located at:

36 degrees, 09 minutes, 06 seconds north
114 degrees, 05 minutes, 16 seconds west

Did You Know?

Geometric Petroglyphs on rocks

As early as 3,000 years ago, people inhabiting the Southwest began chiseling and painting pictures on rocks and cliff walls. Preserved by the dry climate, much of this rock art ranging from complicated geometric designs to huge figures, remains to puzzle, astonish, and awe modern-day viewers.