Lake Mead National Recreation Area

A Harmful Algae Bloom has been confirmed in recent water samples taken from the Nelson's Landing and the Cottonwood Cove areas on Lake Mohave. To reduce health risks, the National Park Service recommends recreators limit body contact with these waters when algae is present. Please click here for pictures of this dangerous cyanobacteria and contact the Park at 702-293-8990 for updates on this advisory.

Fecal bacteria in water samples taken from Arizona Hot Springs frequently reach high levels, which can transmit human diseases. To reduce health risks, the National Park Service recommends recreators limit body contact in these waters, clean after use, and to never put your head under water at hot springs. Please contact the Park at 702-293-8990 for updates on this advisory.