Lake Buchanan Water Level Today

Lake Buchanan is 95.8% full at 1,018.4 ft as of Oct 24, according to the Texas Water Development Board.

95.8%

Full, by conservation storage

1,018.4 ft

Elevation above sea level

1.7 ft

Below full pool of 1,020.0 ft

Today, 1,018.4 ftFull pool, 1,020.0 ftNormal, 1,006.4 ft

Since the day before

−0.01 ft

Last 7 days

−0.05 ft

Last 30 days

−0.07 ft

Compared with normal

11.9 ft above

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 NAVD88 +0.26.

Lake Buchanan level history

30 days1 year10 years

Last 30 daysFull pool, 1,020.0 ft

Last 30 daysFull pool

This yearSame dates last yearFull pool, 1,020.0 ft

This yearSame dates last yearFull pool

One reading a weekFull pool, 1,020.0 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 Buchanan full?

No. It is 95.8% full by conservation storage, 1.7 ft below its full pool elevation of 1,020.0 ft.

What is the lowest Lake Buchanan has been?

983.7 ft, in September 1952, since the lake first filled in July 1938.

What is the highest Lake Buchanan has been?

1,021.3 ft, in December 1991, since the lake first filled in July 1938.

How does today compare with a normal year?

It is 11.9 ft above the median level for Oct 24 across the stored record.

Is Lake Buchanan rising or falling?

Falling: it is down 0.05 ft over the last 7 days.

Records

All-time high	1,021.3 ft	Dec 1991
All-time low	983.7 ft	Sep 1952
This year's high	1,020.0 ft	Jun 2026
This year's low	1,017.4 ft	Jan 2026

Since the lake first filled, in July 1938. Source: Texas Water Development Board.

Lake facts

Operator	Lower Colorado River Authority
Dam	Buchanan Dam
Full pool	1,020.0 ft
Conservation capacity	866,694 acre-ft
Surface area	23,060 acres
County	Burnet

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

Other Highland Lakes

All Texas lakes

Lake	Percent full	Level	Change, 7 days	Updated
Lake Austin	96.0%	492.2 ft	−0.05 ft	Oct 24
Lake L. B. Johnson	98.8%	824.8 ft	+0.17 ft	Oct 24
Lake Travis	93.8%	677.3 ft	−0.30 ft	Oct 24
Lake Georgetown	78.6%	784.3 ft	−0.15 ft	Oct 24
Belton Lake	96.5%	592.8 ft	−0.18 ft	Oct 24
Canyon Lake	96.7%	907.5 ft	−0.21 ft	Oct 24

Lake Austin96.0% full Lake L. B. Johnson98.8% full Lake Travis93.8% full Lake Georgetown78.6% full Belton Lake96.5% full Canyon Lake96.7% full

All Texas lakes

All Highland Lakes

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