States

Lavon Lake

Trinity River Basin · Texas · TWDB gauge
488490492494FULL
Grey bar: 12-month range 487.5–494.1 ft; red line: full pool 492.0 ft.
Water level
487.59FT
78.8% full · 4.41 ft below full
7 days −0.21 ft30 days −0.16 ftvs last year −1.55 ft
Reading for Oct 25, 2026 · page refreshed Oct 25, 21:05 UTC
Source: Texas Water Development Board (Water Data for Texas)
Worth going today?This Afternoon
Looks good
Light wind, dry, lake 78.8% full
Wind5 mph
Rain0%
Temp81°F
Full78.8%
This AfternoonPartly Sunny · 81°F
SE 5 mph · rain 0%
TonightMostly Cloudy · 59°F
ESE 5 mph · rain 0%
NWS forecast for the gauge location. Good = wind ≤ 10 mph and rain ≤ 30%; storms are flagged. Not safety advice – check local conditions, closures and warnings.

Level history

488490492ftSep 25Oct 3Oct 10Oct 17Oct 25Full pool 492.0
488490492ftSep 25Oct 10Oct 25Full pool 492.0
488490492494ftOct 2025Jan 2026Apr 2026Jul 2026Oct 2026Full pool 492.0
488490492494ftOct 2025Apr 2026Oct 2026Full pool 492.0
485490495500ft20162019202120242026Full pool 492.0
485490495500ft201620212026Full pool 492.0

Field notes

On Oct 25, 2026, Lavon Lake was at 487.59 ft, which is 78.8% of its conservation capacity.

That is 4.41 ft below the conservation (full) pool elevation of 492.00 ft.

Over the past 7 days the lake has been falling (−0.21 ft), and it is −0.16 ft over 30 days.

Compared with a year ago (489.14 ft), the lake is 1.55 ft lower.

For this time of year, the median in TWDB's records (1996–2025, 30 years with data) is 76.7% full, so Lavon is currently above normal by 2.1 percentage points.

In TWDB's dataset (since 1988), the highest level recorded is 504.57 ft (May 4, 1990) and the lowest is 474.87 ft (Nov 5, 2006). Older records may be monthly rather than daily.

Lake facts

Conservation storage322,811 ac-ft
Total storage (latest)325,652 ac-ft
Surface area18,664 acres
Gauge location33.0318, -96.4825
GroupsTrinity River Basin
Region C Water Planning Area
Water supply for Dallas

Reference levels

Level · sourceElevationToday vs level
Conservation (full) pool
TWDB
492.00 ft−4.41 ft
Dead pool
TWDB
453.00 ft+34.59 ft
Highest in TWDB data (since 1988)
TWDB series
504.57 ft
May 4, 1990
−16.98 ft
Lowest in TWDB data (since 1988)
TWDB series
474.87 ft
Nov 5, 2006
+12.72 ft
Normal range for this date
TWDB series, 30 years 1996–2025
64.0–84.6% full (median 76.7%)—
Conservation capacity
TWDB
409,757 acre-feet—

Only levels the agency publishes, or that we compute directly from its own records, are listed. “Today vs level” = latest reading minus the reference level. A level the source does not publish is left out rather than estimated.

Nearby lakes

Lake Ray Hubbard16 mi S
83.5% full
−0.19 ft
New Terrell City Lake28 mi SE
23.8% full
−0.08 ft
Lewisville Lake28 mi W
81.7% full
−0.20 ft
Grapevine Lake34 mi W
91.0% full
−0.25 ft
Mountain Creek Lake34 mi SW
100.0% full
+0.02 ft

Common questions

How full is Lavon Lake right now?

As of Oct 25, 2026, TWDB reports Lavon Lake at 78.8% of its conservation capacity (322,811 of 409,757 acre-feet). For this date, the middle half of past years (1996–2025) ranged from 64.0% to 84.6% full, with a median of 76.7%.

What is the record high and low at Lavon Lake?

In TWDB's records since 1988, the highest level is 504.57 ft (May 4, 1990) and the lowest is 474.87 ft (Nov 5, 2006).

What is full pool at Lavon Lake?

The conservation (full) pool elevation used by TWDB is 492.00 ft. The lake is currently 4.41 ft below it.

Is Lavon Lake rising or falling?

Over the last 7 days it changed −0.21 ft and over 30 days −0.16 ft.

How often is this page updated?

The page is rebuilt automatically every day from TWDB's published data. Values can be revised later by the source agency.

Where does the data come from?

Water Data for Texas, run by the Texas Water Development Board, which compiles gauge readings from USGS, USACE, river authorities and others. Forecasts come from the National Weather Service.

Values are TWDB daily estimates; elevations in feet above the vertical datum stated by TWDB. TWDB disclaimer: reservoir data are best estimates generated by the Texas Water Development Board from data collected by various providers; TWDB makes no warranties as to their fitness for any purpose. See data sources.