Lake Lavon Water Level Today

Lake Lavon is 78.8% full at 487.6 ft as of Oct 24, according to the Texas Water Development Board.

78.8%

Full, by conservation storage

487.6 ft

Elevation above sea level

4.4 ft

Below full pool of 492.0 ft

Today, 487.6 ftFull pool, 492.0 ftNormal, 487.9 ft

Since the day before

−0.04 ft

Last 7 days

−0.20 ft

Last 30 days

−0.22 ft

Compared with normal

0.3 ft below

Updated Oct 24 (daily average). Source: Texas Water Development Board. Normal is the median level for Oct 24 from 2006 to 2026. Elevations are in feet above NGVD29.

Lake Lavon level history

30 days1 year10 years

Last 30 daysFull pool, 492.0 ft

Last 30 daysFull pool

This yearSame dates last yearFull pool, 492.0 ft

This yearSame dates last yearFull pool

One reading a weekFull pool, 492.0 ft

One reading a weekFull pool

Elevation in feet, one reading per day (one a week over 10 years). Source: Texas Water Development Board.

Common questions

Is Lake Lavon full?

No. It is 78.8% full by conservation storage, 4.4 ft below its full pool elevation of 492.0 ft.

What is the lowest Lake Lavon has been?

466.0 ft, in April 1976, since the lake first filled in May 1957.

What is the highest Lake Lavon has been?

504.6 ft, in May 1990, since the lake first filled in May 1957.

How does today compare with a normal year?

It is 0.3 ft below the median level for Oct 24 across the stored record.

Is Lake Lavon rising or falling?

Falling: it is down 0.20 ft over the last 7 days.

Records

All-time high	504.6 ft	May 1990
All-time low	466.0 ft	Apr 1976
This year's high	494.1 ft	Jun 2026
This year's low	487.5 ft	Sep 2026

Since the lake first filled, in May 1957. Source: Texas Water Development Board; before September 1988, the U.S. Army Corps of Engineers.

Lake facts

Operator	U.S. Army Corps of Engineers, Fort Worth District
Dam	Lavon Dam
Full pool	492.0 ft
Conservation capacity	409,757 acre-ft
Surface area	21,400 acres
County	Collin

Full pool and capacity: Texas Water Development Board. Dam facts: U.S. Army Corps of Engineers, National Inventory of Dams.

Other lakes near Lake Lavon

All Texas lakes

Lake	Percent full	Level	Change, 7 days	Updated
Lake Ray Hubbard	83.6%	431.9 ft	−0.18 ft	Oct 24
Lewisville Lake	81.8%	518.0 ft	−0.19 ft	Oct 24
Grapevine Lake	91.1%	532.7 ft	−0.20 ft	Oct 24
Ray Roberts Lake	93.8%	630.7 ft	−0.11 ft	Oct 24
Cooper (Chapman) Lake	64.6%	434.4 ft	−0.22 ft	Oct 24
Lake Texoma	98.8%	616.6 ft	+1.48 ft	Oct 24

Lake Ray Hubbard83.6% full Lewisville Lake81.8% full Grapevine Lake91.1% full Ray Roberts Lake93.8% full Cooper (Chapman) Lake64.6% full Lake Texoma98.8% full

All Texas lakes

LakeLevelToday is not an official warning source. For flood watches and warnings near Lake Lavon, check the National Weather Service.