Louisiana Alligator Advisory Council
http://alligatorfur.com/alligator/alligator.htm
See under the section on size. The record in Louisiana is 19 ft 2 in. This is more believable because it is the website for the industry that controls the state’s official alligator harvests.
That doesn’t make it the SCI record. They have rules on how the gator gets collected. 19’2” is dinosauric.