Lake LBJ lake and shoreline

Lake LBJ Water Level

Officially Lake Lyndon B. Johnson (Wirtz Dam)

Texas

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Lake LBJ

Lake LBJ is currently 0.3 feet below full pool, with a water-surface elevation of 824.7 feet.

824.71 ft · Updated 2 hours ago · Lower Colorado River Authority

Current level

824.71ft

−0.29 ft vs full pool

Normal

Vs full pool

Since last reading

Down 0.10 ft

Previous readingOct 24824.86 ft

7-day change

Down 0.04 ft

7-day trend: Falling

8 daily readings in the last 7 days

30-day change

Down 0.05 ft

29 daily readings in the last 30 days

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Water Level History

Current
824.71 ft
24h
-0.10 ft
7d
-0.04 ft
30d
-0.05 ft

Elevation (ft) MSL

Reference line is designed full pool.

Water Temperature

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Lake Level Context

Level remains below the full pool

Lake LBJ is currently 824.71 ft, 0.29 ft below its full pool. The lake has fallen 0.04 ft over the past 7 days and 0.05 ft over the past 30 days.

Lake LBJ Level Details

Reference elevations, recent daily readings, data sources, and answers to common questions.

Conditions & Reference

Level status

0.29 ft below full pool

Current level
824.71 ft
Full pool
825 ft
DatumVertical reference for published pool and stage elevations at this lake (from the lake catalog).
Not available
Elevation reference
MSL
Source
Lower Colorado River Authority

Reference levels

  • Full pool825 ft

Surrounding county drought

Abnormally Dry

Dominant category Abnormally Dry (D0); not counted as official drought.

Severity

NoneExtreme
Trend
Stable

Surrounding county drought

Llano County, TX

Abnormally Dry

Abnormally Dry. The largest share of Llano County, TX is Abnormally Dry (D0), which the U.S. Drought Monitor does not count as official drought. These figures describe the surrounding county from the lake location, not the lake itself.. Trend: Stable compared with last week. Official drought (D1–D4) no

Severity

NoneExtreme

Weekly trend

Stable

Compared with last week

Official drought (D1–D4)

No

Abnormally Dry (D0) is present in the surrounding county, but D0 is not counted as official drought (D1–D4).

U.S. Drought Monitor · map date Oct 20, 2026. Updated weekly. Official drought means U.S. Drought Monitor categories D1–D4 (Moderate through Exceptional). Abnormally Dry (D0) is not counted as official drought. droughtmonitor.unl.eduView drought map for Llano County, TX

Daily level summary

DateLevelChange
Oct 25, 2026824.76-0.1
Oct 24, 2026824.86+0.07
Oct 23, 2026824.79-0.03
Oct 22, 2026824.82+0.08
Oct 21, 2026824.740
Oct 20, 2026824.74+0.12
Oct 19, 2026824.62-0.18

Common questions about Lake LBJ’s water level

  • The current water level at Lake LBJ is 824.71 ft (updated 2 hours ago). You can track the Lake LBJ lake level on the interactive chart and daily history above.

  • Full pool for Lake LBJ is 825 ft — the normal conservation target elevation when the reservoir is at its designed summer or operating pool.

  • The current 7-day trend for the Lake LBJ lake level is falling — falling about 0.04 ft over the past week. See the history chart above for the full picture.

  • Based on the latest gauge reading, Lake LBJ is currently 0.29 ft below full pool.

Lake level glossary

Definitions for pool targets, datums, and how elevation readings are labeled.

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