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Falcon Lake Water Level Today

Also known as Falcon Reservoir · Falcon International Reservoir

Daily level, percent full and history for Falcon Lake, on the Rio Grande at the US–Mexico border.

Updated · Source: Texas Water Development BoardTWDB

Water level

260.76ft

msl · Daily reading for Nov 7, 2026

  • 40.44 ftbelow full pool (301.2 ft)
  • 20.8%full
  • +0.01 ftin 24 h+0.04 ft in 7 days−0.25 ft in 30 days
250260270280290300310320250260270280290300310320250260270280290300310320
  • Full pool
  • 1 yr ago

Storage 325,138 of 1,562,367 acre-ft

Is Falcon Lake full?

No. Falcon Lake is 20.8% full, 40.44 ft below full pool — but up from 15.0% a year ago.

Falcon Lake level history

View data table
DateLevel (ft)% full
Nov 7, 2026260.7620.8%
Nov 6, 2026260.7520.8%
Nov 5, 2026260.7120.7%
Nov 4, 2026260.7020.7%
Nov 3, 2026260.6420.7%
Nov 2, 2026260.6320.6%
Nov 1, 2026260.6820.7%
Oct 31, 2026260.7220.7%
Oct 30, 2026260.7420.8%
Oct 29, 2026260.7720.8%
Oct 28, 2026260.7920.8%
Oct 27, 2026260.8220.9%
Oct 26, 2026260.8720.9%
Oct 25, 2026260.9121.0%
Oct 24, 2026260.9620.3%
Oct 23, 2026261.0120.3%
Oct 22, 2026261.0420.4%
Oct 21, 2026261.0720.4%
Oct 20, 2026261.1120.5%
Oct 19, 2026261.1720.5%
Oct 18, 2026261.2520.6%
Oct 17, 2026261.3820.8%
Oct 16, 2026261.3820.8%
Oct 15, 2026261.3520.7%
Oct 14, 2026261.3620.7%
Oct 13, 2026261.3720.8%
Oct 12, 2026261.3720.8%
Oct 11, 2026261.3520.7%
Oct 10, 2026261.2921.1%
Oct 9, 2026261.1520.9%
Oct 8, 2026261.0120.7%
  • Falcon Lake level
  • Full pool 301.2 ft
  • Above full pool
Source: TWDB · Daily readings since 1953

Falcon Lake on Nov 7 in past years

Falcon Lake water level on Nov 7 in past years
YearLevel (ft)vs today% full
2026today260.76—
20.8%
2025252.82−7.94
15.0%
2024255.96−4.80
13.6%
2023258.73−2.03
11.3%
2022261.02+0.26
14.2%
2021258.55−2.21
20.7%
2020263.28+2.52
31.9%
2019265.29+4.53
30.3%
2018277.02+16.26
48.5%
2017282.96+22.20
51.8%
2016271.07+10.31
35.0%

Today’s level is the highest for this date since 2022.

Lake facts

Full pool (conservation pool)
301.2 ft msl
Dead pool
204.34 ft msl
Conservation capacity
1,562,367 acre-ft
Surface area today
27,666 acres
Record high since 1954
309.28 ftJul 18, 2010
Record low since 1954
235.12 ftFeb 16, 1957
Data since
Aug 23, 1953
Dam
Falcon Damcompleted 1953
River
Rio Grande
Owned by
International Boundary and Water Commission
Dam location
Starr County
Gauge location
26.5572, −99.1606

Dam, river and owner from the National Inventory of Dams (USACE). Records start in 1954, after the first filling of the reservoir.

Rio Grande chain

UpstreamRio GrandeDownstream
  1. Elephant Butte Lake4,309.71 ft8.9% full−96.59 ft vs full pool
  2. Lake Amistad1,066.84 ft49.7% full−50.16 ft vs full pool
  3. Falcon Lake260.76 ft20.8% full−40.44 ft vs full poolYou are here

Weather on the lake

  1. Tonight69°FLowN 2–6 mphShowers and Thunderstorms
  2. Sunday75°FHighLow 68°FNW 6 mphShowers and Thunderstorms
  3. Monday72°FHighLow 67°FNNW 6–10 mphRain Showers
  4. Tuesday73°FHighLow 69°FN 1–7 mphChance Rain Showers
  5. Wednesday77°FHighLow 69°FNNW 2 mphCloudy
  6. Thursday77°FHighLow 63°FNNW 3–8 mphPartly Sunny
  7. Friday77°FHighLow 61°FN 1 mphSunny

Forecast: National Weather Service for the dam area (26.56, −99.16). Wind speeds are forecasts, not measurements.

Quick answers

What is the full pool level of Falcon Lake?
301.2 ft above mean sea level, the top of its conservation pool. Above it, water is released or flows over the spillway of Falcon Dam.
How much does Falcon Lake need to be full?
Falcon Lake needs 40.44 ft more water to reach full pool (301.2 ft), or about 1,237,229 acre-ft of storage, as of Nov 7, 2026.
Is Falcon Lake rising or falling?
It is steady: +0.04 ft in the last 7 days and +0.01 ft in 24 hours, to 260.76 ft on Nov 7, 2026 (Texas Water Development Board).
When was Falcon Lake last full?
It was last at or above full pool (301.2 ft) on Dec 30, 2010. On Nov 7, 2026 it was 40.44 ft below.
What was the highest level ever recorded?
Falcon Lake reached 309.28 ft on Jul 18, 2010. The lowest was 235.12 ft on Feb 16, 1957 (TWDB data since 1954).
How much has Falcon Lake changed in the last year?
In the last 12 months it ranged from 252.35 ft (Nov 18, 2025) to 265.15 ft (Jul 24, 2026), a swing of 12.80 ft.
How often is this page updated?
This page is updated every morning with the daily reading published by the Texas Water Development Board. The last reading is from Nov 7, 2026.

Where this data comes from

Daily reservoir data from the Texas Water Development Board (Falcon Lake on waterdatafortexas.org). Updated every morning. Weather from the National Weather Service. Dam details from the National Inventory of Dams.

Lake Levels Daily is an independent site, not affiliated with TWDB, LCRA, USACE, USGS, NOAA, TVA or any lake operator. Check official sources before making safety decisions.