Alabama

 
 
 
Occurrence Date: 
Saturday, December 2, 1972
State: 
Alabama
Length: 
425feet across
Depth: 
150feet deep
Sinkhole Type: 
Damage
Public Property

The "December Giant" Sinkhole which formed in central Alabama measured 425 feet in diameter and 150 feet deep on December 2, 1972.

December Giant Alabama Sinkhole formed in 1972.  Source: USGS
Occurrence Date: 
Tuesday, April 29, 2003
State: 
Alabama
Length: 
29feet across
Sinkhole Type: 
Damage
Private Property

On April 29, 2003 a strong earthquake with a magnitude of 4.9 occurred in DeKalb County, Alabama.  This earthquake caused limited damage to public property.  One interesting incident was the triggering of  a  large 29-foot-wide sinkhole close to Ft. Payne, AL.

Sinkhole triggered by 2003 earthquake in Alabama.  Source AL.US
State: 
Alabama
Length: 
40feet across
Depth: 
162feet deep
Sinkhole Type: 
Recreational
Interesting

The Neversink Pit Sinkhole is located near Scotsboro, Alabama.  It is a natural limestone cavity leading to a cave network.  The hole is 40 feet wide at its opening, and is 162 feet deep.  The Neversink Pit is a natural attraction for cave explorers.  Climbing into the hole using ropes is practiced in this sinkhole.  In December 5, 1995, the Southeastern Cave Convervancy bought it for +$50k.    This sinkhole has an ecosystem inside of it that include bats.

Neversink Pit, Alabama.  Photo by Bill Alan Hunt, UI
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