Lake Travis Water Level

Current elevation for Lake Travis, measured at Mansfield Dam and updated every 15 minutes.

Lake Travis Conditions

Normal

Current level is 677.9 ft — 3.1 ft below the 681 ft full pool — within the normal operating range.

Updated Oct 6

Elevation vs. Conservation Pool

Record low 614 ftSpillway crest 714 ft

Normal677.9 ft

↑ Full pool (681 ft)

Elevation Details

Current Elevation

677.93ft

Feet above NAVD88 +0.6

Below Full Pool

3.07ft

Below 681 ft — below is typical

Percent Full

97.9%

535.75 ft dead pool to 681 ft full pool

Record Low

614.18ft

Lowest elevation on record (1951)

Inflow & Outflow

Inflow and outflow

Coming soon

The gauge we read at Mansfield Dam reports elevation and water temperature only — no flow figures. Rather than show three cards reading N/A, we will add inflow and outflow once we have a source that actually publishes them.

Water Temperature

Current Water Temp

82.2°F

Surface temperature at Mansfield Dam

Daily highs, lows and the 30-day trend are on the history page.

Water level and temperature are gauge readings taken at Mansfield Dam and refreshed every 15 minutes, measured against NAVD88 +0.6. See About for sources and the dam’s reference elevations. Provided for informational purposes only — always consult official sources for decisions about navigation, flood safety or water rights.