Lake Austin lake and shoreline

Lake Austin Water Level

Officially Lake Austin (Tom Miller Dam)

Texas

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Active alerts and advisories

Conditions that may affect safety or access. Always verify with official sources before heading out.

Lake-specific pages: Weather · Lake level.

Alert details

Lake Austin is currently 0.6 feet below full pool, with a water-surface elevation of 492.4 feet.

492.45 ft · Updated 56 minutes ago · Lower Colorado River Authority

Current level

492.45ft

−0.55 ft vs full pool

Normal

Vs full pool

Since last reading

Up 0.04 ft

Previous readingSep 9492.3 ft

7-day change

Up 0.01 ft

7-day trend: Rising

8 daily readings in the last 7 days

30-day change

Up 0.04 ft

31 daily readings in the last 30 days

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Water Level History

Elevation (ft) MSL

492 ft492 ft493 ftFULL POOL 493.00 ftAug 12Sep 11

Level status

0.55 ft below full pool

Current level
492.45 ft
Full pool
493 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 pool493 ft

Watershed drought

Moderate Drought

78.3% of watershed in official drought (D1+).

Severity

NoneExtreme
Trend
Worsening

Watershed drought conditions

Travis County, TX

Moderate Drought

Moderate Drought. Moderate drought is affecting the watershed.. Trend: Worsening compared with last week. Official drought yes

Severity

NoneExtreme

Weekly trend

Worsening

Compared with last week

Official drought

Yes

78.3% of the watershed is currently classified as official drought (D1+).

Expected impacts

  • Stream inflows may run below normal
  • Lake levels can decline faster between rain events
  • Vegetation stress may increase over time

U.S. Drought Monitor · map date Sep 8, 2026. Updated weekly. droughtmonitor.unl.eduView drought map for Travis County, TX

Daily level summary

  • Sep 10, 2026

    492.34 ft

    +0.04 ft

  • Sep 9, 2026

    492.3 ft

    -0.08 ft

  • Sep 8, 2026

    492.38 ft

    -0.15 ft

  • Sep 7, 2026

    492.53 ft

    +0.06 ft

  • Sep 6, 2026

    492.47 ft

    +0.04 ft

  • Sep 5, 2026

    492.43 ft

    +0.09 ft

  • Sep 4, 2026

    492.34 ft

    +0.01 ft

Common questions about Lake Austin’s water level

  • The current water level at Lake Austin is 492.45 ft (updated 56 minutes ago). You can track the Lake Austin lake level on the interactive chart and daily history above.

  • Full pool for Lake Austin is 493 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 Austin lake level is rising. See the history chart above for the full picture.

  • Based on the latest gauge reading, Lake Austin is currently 0.55 ft below full pool.

Lake level glossary

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

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