Rivers • NV/AZ
Lake Mead
Live capacity, weekly trend, storage and usage statistics for Lake Mead, on the Colorado River.
Current Capacity
Lake Mead
NV/AZ
28.5%
Critical
-0.3%7d
0%30% Warning50%100%
Usage Statistics
Population Served
25.00M
people (2020 Census)
Monthly Draw
850.0K
acre-feet / month
Annual Usage
10.20M
acre-feet / year
Months of Supply
9
at current storage
Current Storage
7.45M
acre-feet
Maximum Capacity
26.13M
acre-feet (8515.80B gallons)
10-Year Historical Trend
Capacity %10 yrs ago5 yrsToday
Critical (25%) Warning (40%)
About Lake Mead
Lake Mead is located on the Colorado River in NV/AZ. With a maximum capacity of 26.13M acre-feet (8515.80B gallons), it serves as a critical water storage facility for the region.
The largest reservoir in the United States by water capacity, Lake Mead provides water to millions in Nevada, Arizona, California, and Mexico.
Current water levels are monitored by the U.S. Bureau of Reclamation and updated regularly. The reservoir is currently operating at 28.5% capacity with a decrease of 0.3% over the past week.