(Trent Nelson | The Salt Lake Tribune) A high-water mark and the current low water level at Rock Island, Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) A sign at the Hemenway Harbor launch ramp marks the water line at Lake Mead in 2000, contrasting with the current low water levels in Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) A high-water mark and the current low water level at Rock Island, Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) The (Trent Nelson | The Salt Lake Tribune) The (Trent Nelson | The Salt Lake Tribune) Southern Nevada Water Authority's Intake No. 3, a massive pumping station at Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) A sign at the Hemenway Harbor launch ramp marks the water line at Lake Mead in 2000, contrasting with the current low water levels in Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) The Boulder Harbor launch ramp, previously submerged, is now completely arid and dry at Lake Mead in Nevada on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Southern Nevada Water Authority's Intake No. 3, a massive pumping station at Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Southern Nevada Water Authority's Intake No. 3, a massive pumping station at Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Southern Nevada Water Authority's Intake No. 3, a massive pumping station at Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Southern Nevada Water Authority's Intake No. 3, a massive pumping station at Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) A sign at the Hemenway Harbor launch ramp marks the water line at Lake Mead in 2000, contrasting with the current low water levels in Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) A sign at the Hemenway Harbor launch ramp marks the water line at Lake Mead in 2000, contrasting with the current low water levels in Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) The Boulder Harbor launch ramp, previously submerged, is now completely arid and dry at Lake Mead in Nevada on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Southern Nevada Water Authority's Intake No. 3, a massive pumping station at Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Low water levels at Nevada's Lake Mead, as seen from the Boulder Harbor launch ramp on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Southern Nevada Water Authority's Intake No. 3, a massive pumping station at Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Southern Nevada Water Authority's Intake No. 3, a massive pumping station at Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Saddle Cove, an area of Nevada's Lake Mead previouly submerged, now arid and dry on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) A sign at the Hemenway Harbor launch ramp marks the water line at Lake Mead in 2000, contrasting with the current low water levels in Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Southern Nevada Water Authority's Intake No. 3, a massive pumping station at Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) The Boulder Harbor launch ramp, previously submerged, is now completely arid and dry at Lake Mead in Nevada on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Low water levels at Lake Mead, Nevada, on Thursday, Sept. 29, 2022. Ben Winslow(Trent Nelson | The Salt Lake Tribune) Southern Nevada Water Authority's Intake No. 3, a massive pumping station at Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) The Boulder Harbor launch ramp, previously submerged, is now completely arid and dry at Lake Mead in Nevada on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Southern Nevada Water Authority's Intake No. 3, a massive pumping station at Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Southern Nevada Water Authority's Intake No. 3, a massive pumping station at Lake Mead, Nevada, on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Saddle Cove, an area of Nevada's Lake Mead previouly submerged, now arid and dry on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Saddle Cove, an area of Nevada's Lake Mead previouly submerged, now arid and dry, an example of the current low water levels on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Saddle Cove, an area of Nevada's Lake Mead previouly submerged, now arid and dry on Thursday, Sept. 29, 2022.(Trent Nelson | The Salt Lake Tribune) Southern Nevada Water Authority's Intake No. 3, a massive pumping station at Lake Mead, Nevada, on Thursday, Sept. 29, 2022.