Mansfield Dam · Colorado River (Texas) · Texas — updated daily from official gauges
Latest reading
Lake Travis is 100.0% full as of — surface elevation 682.31 feet, storage 1,098,044 acre-feet (capacity basis 1,098,044 acre-feet).
That elevation is its highest July reading since 2007, and 68.13 feet above its record low of 614.18 ft (, the lowest since the reservoir first filled), in a daily record going back to September 30, 1940 (TWDB's period of record for this reservoir).
Storage is 125% of the July 24 average across 84 years of record.
Water level change: +3.58 ft over the past week, +9.59 ft over the past month, and +6.99 ft over the past year.
Percent full
100.0%
of 1,098,044 AF
Vs date average
125%
of the Jul 24 storage average since 1940
Elevation
682.31 ft
full pool 681.0 ft
Storage
1,098,044 AF
+104 KAF vs 1 yr ago
1-week change
+3.58 ft
elevation
1-year change
+6.99 ft
elevation
Lake Travis vs its record low
In the daily record used by this site (going back to September 30, 1940 (TWDB's period of record for this reservoir)), Lake Travis's lowest surface elevation since it first filled (first near-full reading 1942) was 614.18 feet on , when storage was 288,562 acre-feet. As of , Lake Travis is at 682.31 feet — 68.13 feet above that record. The record high in the same series was 710.31 ft on .
Lake Travis storage in context
Reading
Elevation (ft)
Storage (AF)
% full
Today (July 24, 2026)
682.31
1,098,044
100.0%
One year ago
675.32
993,591
90.5%
Five years ago
666.73
850,290
77.4%
Record low (August 14, 1951)
614.18
288,562
26.3%
Capacity basis
681.00
1,098,044
100.0%
Lake Travis water level, past 12 months
Lake Travis daily surface elevation (feet above sea level), past 12 months. Source: Water Data for Texas (TWDB). Rendered at build time from the official gauge record — no JavaScript.
Lake Travis elevation, full record
Lake Travis month-end surface elevation, 1940–2026 — the full daily record fetched from Water Data for Texas (TWDB), one point per month.
Last 14 daily readings
Date
Elevation (ft)
Day change
Storage (AF)
July 24, 2026
682.31
-0.32 ft
1,098,044
July 23, 2026
682.63
-0.30 ft
1,098,044
July 22, 2026
682.93
-0.59 ft
1,098,044
July 21, 2026
683.52
-0.51 ft
1,098,044
July 20, 2026
684.03
-0.68 ft
1,098,044
July 19, 2026
684.71
+0.94 ft
1,098,044
July 18, 2026
683.77
+5.04 ft
1,098,044
July 17, 2026
678.73
+6.39 ft
1,055,420
July 16, 2026
672.34
+0.85 ft
941,859
July 15, 2026
671.49
+0.14 ft
927,510
July 14, 2026
671.35
+0.05 ft
925,163
July 13, 2026
671.30
-0.04 ft
924,326
July 12, 2026
671.34
-0.07 ft
924,996
July 11, 2026
671.41
—
926,168
Frequently asked questions
What is the water level of Lake Travis today?
As of July 24, 2026, Lake Travis's surface elevation is 682.31 feet, with 1,098,044 acre-feet in storage — 100.0% of the 1,098,044 acre-foot capacity basis. Source: Water Data for Texas (TWDB) daily data.
How full is Lake Travis?
Lake Travis is 100.0% full as of July 24, 2026. Its storage is 125% of the July 24 average across its record since 1940.
Is Lake Travis rising or falling?
Lake Travis is rising: its elevation changed +3.58 feet over the week ending July 24, 2026, +9.59 ft over the past month, and +6.99 feet over the past year. Source: Water Data for Texas (TWDB) daily data.
What was Lake Travis's lowest water level on record?
Lake Travis's lowest surface elevation since it first filled (its first near-full reading in this series is from 1942) was 614.18 feet on August 14, 1951, per the daily record used by this site. As of July 24, 2026 the reservoir is 68.13 feet above that record low.
About this gauge
Lake Travis, behind Mansfield Dam northwest of Austin, is the largest of the Highland Lakes operated by the Lower Colorado River Authority on the Texas Colorado River, and the region's main flood-control and water-supply reservoir.
Data: Texas Water Development Board (Water Data for Texas), daily water level and conservation storage for Lake Travis. Percent full is conservation storage divided by conservation capacity (1,098,044 acre-feet at the latest reading), matching TWDB's own methodology. Updated daily.