NOAA S-57 chart cell

Gulf of America

US4FL1XD

Usage band
Approach · code 4
Current edition
3.0
Features
160
S-57 layers
22
Published
Feb 19, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

Loading map
North
30.30000° N
South
30.00000° N
West
86.70000° W
East
86.40000° W
Center
30.15000° N, 86.55000° W
Bounds area
281 sq nm
Feature density
0.5703 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
7.3
Smallest layer
1
Largest layer
52
Area sq km
962
Features per sq km
0.16628
  1. SBDARE Seabed area 52
  2. DEPARE Depth area 35
  3. DEPCNT Depth contour 35
  4. OBSTRN Obstruction 13
  5. SOUNDG Sounding 4
  6. M_QUAL Data quality 3
  7. ADMARE 2
  8. WRECKS Wreck 2
  9. BOYSPP Special purpose buoy 1
  10. CONZNE 1
  11. COSARE 1
  12. EXEZNE 1
  13. FAIRWY Fairway 1
  14. LIGHTS Light 1
  15. M_COVR Coverage 1
  16. M_NPUB 1
  17. M_NSYS 1
  18. MAGVAR Magnetic variation 1
  19. MIPARE 1
  20. PILPNT 1

Nearby Chart Cells

Approach usage band

Current Edition Files

The NOAA ZIP archive is the upstream source for this chart cell; the other files are Open Ships generated derivatives for web and GIS use.

Editions

Edition Published Metadata
3.0 Feb 19, 2026 metadata.json