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Two floodgates opened at Longhorn Dam in East Austin after recent flooding

There is one floodgate open at Tom Miller Dam, and two partially opened at Longhorn Dam.

AUSTIN, Texas — Following Friday night's storms which caused flooding throughout parts of the Austin area, on Sunday afternoon, the Lower Colorado River Authority partially opened one floodgate at the Tom Miller Dam

Early Monday morning, two floodgates also appeared to be partially opened at the Longhorn Dam in East Austin. Water from Lady Bird Lake moves through the Longhorn Dam to empty into the Colorado River.


Explainer: How do the Highland Lakes and dams work?

LCRA to open floodgate at Tom Miller Dam

Over the weekend, Austin Fire Department announced the closure of the following waterways until noon Monday, May 6, when they would be re-evaluated: 

  • Lake Austin from Mansfield Dam to Tom Miller Dam
  • Lady Bird Lake 
  • Colorado River downstream of Longhorn Dam 


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