• 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 »


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Date: December 19, 2008
Contact: Andrew S. Munoz, 702.293.8691

NEVADA-UNDERWATER SURVEYS-LAKE MEAD- Southern Nevada Water Authority (SNWA) will be performing underwater geological research activities under permit from the National Park Service from Dec. 18, 2008 - Apr. 30, 2009 in an area between Saddle Island and Black Island bound by the following coordinates:
36° 3' 49.3" N, 114° 48' 26.2" W
36° 5' 0.17" N, 114° 48' 25.8" W
36° 6' 20.66" N, 114° 46' 9.93" W
36° 5' 31.90" N, 114° 45' 20.17" W
36° 3' 49.14" N, 114° 48' 2.13" W

SNWA will also be installing a subsurface turbidity curtain in Saddle Cove just north of Saddle Island causeway.  The curtain will be marked on the surface by lighted buoys.

Drilling barges may be in use during this time.  Mariners are requested exercise caution and maintain a 100-yard distance from barges and equipment.  For more information contact SNWA at (702) 862-3405.

NOAA Chart #18687

- NPS -


Did You Know?

Scenic picture of Wilderness in Lake Mead National Recreation Area

"The wilderness . . . that has come to us from the eternity of the past we have the boldness to project into the eternity of the future. It seems presumptuous for men and women . . . to dare to undertake a program for perpetuity, but that surely is our challenge." -- Howard Zahniser