Lake Avalon Water Level

New Mexico · updated daily from the U.S. Geological Survey

18.44 ft

Lake Avalon is current reading available and rising (+0.63 ft in the last 7 days).

Change since yesterday: -0.11 ft

Reading as of 2026-08-15

Where Lake Avalon sits historically

TODAY 18.44 ftRECORD LOW17.61 ft2026-08-06RECORD HIGH20.45 ft2026-06-05

Today's level compared with every reading in our 0.3-year record for this lake.

Since yesterday

-0.11 ft

7-day change

+0.63 ft

30-day change

+0.37 ft

1-year change

— ft

Last 30 days

2026-07-1617.5–19.0 ft2026-08-15

Last 12 months

2026-04-1717.3–20.8 ft2026-08-15

Lake Avalon records and averages

Current level18.44 ft
Record high20.45 ft (2026-06-05)
Record low17.61 ft (2026-08-06)
Average of all readings18.93 ft
Data span0.3 years (121 readings)

Frequently asked questions

Is Lake Avalon full right now?

As of 2026-08-15, Lake Avalon sits at 18.44 ft, which is current reading available.Over the past 30 days the level has risen 0.37 ft.

What is the water level at Lake Avalon today?

The most recent reading is 18.44 ft (2026-08-15), sourced from the U.S. Geological Survey. Readings on this page refresh automatically as the agency publishes new data.

What is the highest Lake Avalon has ever been?

The highest level in our records is 20.45 ft on 2026-06-05. The lowest is 17.61 ft on 2026-08-06. Our record covers about 0.3 years of readings.

Why is Lake Avalon changing right now?

Reservoir levels move for four main reasons: rainfall and runoff into the basin, releases through the dam for downstream water supply, power generation or flood control, evaporation during hot months, and seasonal drawdown schedules set by the operating agency. Lake Avalon has risen 0.37 ft over the past 30 days. For the operational reason on any given week, check the U.S. Geological Survey directly.

How much has Lake Avalon changed over the past year?

Year-over-year comparison is not available for this lake yet. The full-history chart above covers 0.3 years, with a record high of 20.45 ft and a record low of 17.61 ft.

Nearby lakes in New Mexico

Avalon Reservoir water level
3175.48 ft · rising
Brantley Reservoir water level
3246.88 ft · rising
TWO R Reservoir (ROCKY ARROYO Reservoir) water level
53.88 ft · steady
TWO R Reservoir (RIO HONDO Reservoir) water level
77.02 ft · steady
Alto Reservoir water level
4.33 ft · steady
Lake Sumner water level
36.18 ft · steady

Source: the U.S. Geological Survey. Readings are provisional and subject to revision by the publishing agency. All New Mexico lake levels.