2020 Map of Cat Island
USGS Topo · Published 2020About this map
Cat Island anchors this coastal survey, showcasing a complex T-shaped barrier island formation within the Gulf Islands National Seashore. The landscape is defined by dynamic coastal features, including the prominent Great Sand Hill at North Point and an extensive network of sand extensions such as Middle Spit, South Spit, and Phoenix Spit. This 2020 map records the intricate interface of land and water where the Mississippi Sound meets Chandeleur Sound, tracing the maritime boundary between Mississippi and Louisiana and the parish line of Harrison County and St. Bernard Parish.
Find a feature on this map
24 named features on this map. Tap any name to fly to it.
Don’t see what you’re looking for? This feature index may not catch every label — zoom into the map to look around manually.
Map Details
Editions of this 2020 Cat Island Map
This is the sole edition of this map. No revisions or reprints were ever made.
Other maps of this area
1893 · Cat Island
USGS Topo · 1:62,500
1946 · Isle Au Pitre
USGS Topo · 1:31,680
1949 · Door Point
USGS Topo · 1:31,680
1950 · Ship Island
USGS Topo · 1:24,000
1951 · Cat Island
USGS Topo · 1:24,000
1953 · Mobile
USGS Topo · 1:250,000
1954 · Isle Au Pitre
USGS Topo · 1:31,680
1954 · Gulfport South
USGS Topo · 1:24,000
1954 · Biloxi
USGS Topo · 1:62,500
1955 · Pass Christian
USGS Topo · 1:24,000