Lake Amistad Water Level Today

Lake Amistad is 46.5% full at 1,062.8 ft as of Oct 24, according to the Texas Water Development Board.

46.5%

Full, by Texas's share of conservation storage

1,062.8 ft

Elevation above sea level

54.2 ft

Below full pool of 1,117.0 ft

Today, 1,062.8 ftFull pool, 1,117.0 ftNormal, 1,086.3 ft

Since the day before

+0.03 ft

Last 7 days

+1.55 ft

Last 30 days

+6.44 ft

Compared with normal

23.5 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 Amistad level history

30 days1 year10 years

Last 30 daysFull pool, 1,117.0 ft

Last 30 daysFull pool

This yearSame dates last yearFull pool, 1,117.0 ft

This yearSame dates last yearFull pool

One reading a weekFull pool, 1,117.0 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 Amistad full?

No. It is 46.5% full by Texas's share of conservation storage, 54.2 ft below its full pool elevation of 1,117.0 ft.

What is the lowest Lake Amistad has been?

790.1 ft, in November 2008, since the lake first filled in August 1972.

What is the highest Lake Amistad has been?

1,135.6 ft, in September 1974, since the lake first filled in August 1972.

How does today compare with a normal year?

It is 23.5 ft below the median level for Oct 24 across the stored record.

Is Lake Amistad rising or falling?

Rising: it is up 1.55 ft over the last 7 days.

Records

All-time high	1,135.6 ft	Sep 1974
All-time low	790.1 ft	Nov 2008
This year's high	1,062.8 ft	Oct 2026
This year's low	1,047.2 ft	Jun 2026

Since the lake first filled, in August 1972. Source: Texas Water Development Board.

Lake facts

Operator	International Boundary and Water Commission
Dam	Amistad Dam
Full pool	1,117.0 ft
Conservation capacity	1,813,408 acre-ft
Surface area	89,000 acres
County	Val Verde

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

Other Rio Grande reservoirs

All Texas lakes

Lake	Percent full	Level	Change, 7 days	Updated
Caballo Reservoir	not reported	4,139.1 ft	+0.19 ft	Oct 23
Elephant Butte Lake	100.0%	4,296.5 ft	not reported	Oct 21
Falcon Lake	20.3%	261.0 ft	−0.34 ft	Oct 24
Medina Lake	27.7%	1,019.6 ft	−0.70 ft	Oct 24
Twin Buttes Reservoir	4.3%	1,894.3 ft	−0.37 ft	Oct 24
Lake Nasworthy	85.9%	1,871.8 ft	+0.08 ft	Oct 24

Caballo Reservoir4,139.1 ft Elephant Butte Lake100.0% full Falcon Lake20.3% full Medina Lake27.7% full Twin Buttes Reservoir4.3% full Lake Nasworthy85.9% full

All Texas lakes

All Rio Grande reservoirs

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