ADS-B, AUTO DEPENDENT SURVIELLANCE 
REBROADCAST (ADS-R), TFC INFO SERVICE BCST (TIS-B), FLT INFO 

SERVICE BCST (FIS-B) SERVICES MAY NOT BE AVBL WI AN AREA DEFINED AS 

79NM RADIUS OF 283730N0913137W. AIRSPACE AFFECTED MAY INCLUDE GULF

OF MEXICO AREAS OF SOUTH TIMBALIER, SHIP SHOAL, EUGENE ISLAND, SOUTH

MARSH ISLAND, SOUTH MARSH ISLAND NORTH ADDITION, VERMILION,

VERMILION SOUTH ADDITION, EAST CAMERON, EAST CAMERON SOUTH ADDITION,

SOUTH MARSH ISLAND SOUTH ADDITION, EUGENE ISLAND SOUTH ADDITION,

SHIP SHOAL SOUTH ADDITION, SOUTH TIMBALIER SOUTH ADDITON, EWING BANK

AND GREEN CANYON.

SFC/4000FT AMSL