Of the 5 Arizona lakes here with a published full pool, 5 sit below it. One more has no full-pool figure and reads against its own record instead. The newest reading on this page is from September 24, 2026.
| Lake | Level now | Full pool | Against full pool | Reading |
|---|---|---|---|---|
| Lake Havasu USBR Lower Colorado Basin Region | 447.03 ft | 450.00 ft | 3.0 ft below full pool — on the low side for late September | September 22, 2026 |
| Lake Powell USBR Upper Colorado Basin Region | 3517.50 ft | 3700.00 ft | 182.5 ft below full pool — this gauge's public record is too short for seasonal comparisons | September 23, 2026 |
| Alamo Lake USACE Los Angeles District (Alamo Dam) | 1098.68 ft | 1160.40 ft | 61.7 ft below full pool — typical for late September | September 24, 2026 |
| Lake Mohave USBR Lower Colorado Basin Region | 642.80 ft | 647.00 ft | 4.2 ft below full pool — typical for mid-August | August 20, 2026 |
| Lake Pleasant Central Arizona Project (CAWCD) at Reclamation's New Waddell Dam | 1649.32 ft | 1702.00 ft | 52.7 ft below full pool — this gauge's public record is too short for seasonal comparisons | September 23, 2026 |
| San Carlos Lake Bureau of Indian Affairs (San Carlos Irrigation Project) | 2405.60 ft | not published | Reading is unusually low for late September. | September 23, 2026 |
“Full pool” means the conservation pool — what that is, and what it is not. Lakes with no published figure are read against their own seasonal record instead.
Arizona lake levels, asked and answered
What are the lake levels in Arizona today?
Of the 5 Arizona lakes here with a published full pool, 5 sit below it. One more has no full-pool figure and reads against its own record instead. The newest reading on this page is from September 24, 2026.
Which Arizona lake is furthest below full pool?
Lake Powell is the furthest down of the Arizona lakes on this page, at 182.5 ft below its full pool.
Where do these Arizona lake levels come from?
Each row is the gauge the agency that runs the lake publishes — the Corps of Engineers, the Bureau of Reclamation, the state water agency or the US Geological Survey, depending on the lake. Open a lake and its own page re-reads that gauge as the page loads, wherever the agency lets a browser do it.