Latest water elevation
1,038.22 ft ·
30-day change: -1.16 ft. One-year change: -18.54 ft.
USBR elevation sourceRESERVOIR
Lake Mead
A Colorado River reservoir that supplies the Las Vegas region, with measurements from the Bureau of Reclamation.
Open in the atlas →Bureau of Reclamation measurements
Lake Mead water level and storage
Latest storage
6,855,660 acre-ft ·
30-day change: -79,400 acre-ft. One-year change: -1,323,640 acre-ft.
USBR storage sourceThese are the latest measurements available here, not today’s live level. Elevation and stored volume have different dates and units. Reservoir storage does not establish provider deliveries or household availability.
Lake Mead water level history · Reservoir conditions in the atlas · Las Vegas Valley Water District supply records
Latest available measurements
Additional reservoir measurements
These are physical reservoir observations, not a forecast of household water availability. Las Vegas also has engineered low-lake pumping infrastructure and adaptive operating plans.
Referenced capacity
26.2 %Older report · 2026-09-20U.S. Bureau of Reclamation RISE
Published or effective 2026-09-20. The last check date is not recorded. This report may not describe conditions today.
Release / outflow
21,453.1 acre-ft/dayOlder report · 2026-08-28U.S. Bureau of Reclamation RISE
Published or effective 2026-08-28. The last check date is not recorded. This report may not describe conditions today.
Lake Mead water level history
Dated daily elevation and storage, with weekly and monthly series extending back to 2000. Each chart retains its own dates, units and aggregation method.
Connected water system
Colorado RiverriverExplore →Southern Nevada Water Authority · Detail page unavailable