Chattahoochee River at George W. Andrews Lock and Dam (USACE)

The past week

What floods at each level

• 130 ft

  Georgia State Highway 62 will begin to flood.

• 125 ft

  The railroad tracks between Columbia Alabama and the Railroad Bridge will flood.

• 124 ft

  The railroad at the Georgia Pacific Plant will begin to flood. Residences along the river at Columbia, Gordon, and the Confederate Naval Yard will experience significant flooding.

• 122 ft

  In Houston County, many structures near the river in Columbia and Gordon will have water up to 4 feet deep inside.

• 120 ft

  Water will impact numerous structures along the Alabama side of the river in Columbia along River Road and Gordon on Boat Landing Road. Homes not flooded in Gordon will be completely isolated by flood waters. In Jackson County, water will be several feet deep around structures on Old Dothan Road.

• 119.5 ft

  In Houston County, significant flood impacts occur at the Lizard Landing Camp. Access is only possible by boat at or above this level.

• 119 ft

  Roads near Georgia Pacific Plant will be flooded.

• 118 ft

  The State Docks at Columbia in Houston County will flood. There will be significant erosion along the river banks. In 1978, this resulted in caving in of the banks with some damage to walls and outbuildings. Access to the Lizard Landing Camp Clubhouse in Houston County is restricted.

• 117 ft

  Water will enter residences on Old Dothan Road in Jackson County.

• 116 ft

  In Houston County, water will begin to surround residences on River Road in Columbia and on Boat Landing Road in Gordon. Access to these areas becomes severely restricted at this level.

• 115 ft

  In Houston County, campsites and the fish shack at Lizard Landing Camp begin to flood.

• 114 ft

  Water will reach the top of the lock walls and the Columbia Lock and Dam will be evacuated. In Jackson County, water will begin to surround structures on Old Dothan Road south of Parramore Road.

• 112 ft

  In Houston County, water will begin to flood River Road in Columbia and Jowers and Boat Landing Road in Gordon.

• 108 ft

  Low lying areas begin to flood along Omussee Creek in Houston County from Lizard Landing Camp to the Chattahoochee River.

• 106 ft

  In Early County, access to private residences will be restricted at the Confederate Naval Landing. Water will be up to 3 feet deep in some areas. In Houston County, the boat dock at Lizard Landing Camp begins to flood.

• 101 ft

  Boat ramps at the Confederate Naval Landing will begin to flood.

Highest crests on record

When the water runs low

• 2000 cfs

  Minimum flow to meet the assimilative capacity needs for Georgia Pacific and Farley Nuclear Plant

• 1150 cfs

  Minimum flow required for discharge of treated effluent into the river to assimilate waste and ensure that water quality criteria will be met.

• 800 cfs

  The Georgia Power Projects above Columbus are required in their Federal Energy Regulatory Commission (FERC) licenses to provide 1,850 cfs weekly average, 1,350 cfs daily average, and 800 cfs instantaneous minimum flow at Columbus.

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