NOAA S-57 chart cell

Gulf of America

US4FL1XC

Usage band
Approach · code 4
Current edition
3.0
Features
93
S-57 layers
20
Published
Feb 24, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
30.30000° N
South
30.00000° N
West
87.00000° W
East
86.70000° W
Center
30.15000° N, 86.85000° W
Bounds area
281 sq nm
Feature density
0.3315 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
4.7
Smallest layer
1
Largest layer
38
Area sq km
962
Features per sq km
0.09665
  1. SBDARE Seabed area 38
  2. DEPARE Depth area 9
  3. DEPCNT Depth contour 9
  4. WRECKS Wreck 7
  5. M_QUAL Data quality 6
  6. SOUNDG Sounding 6
  7. OBSTRN Obstruction 3
  8. ADMARE 2
  9. M_NPUB 2
  10. BOYSPP Special purpose buoy 1
  11. CONZNE 1
  12. COSARE 1
  13. EXEZNE 1
  14. FAIRWY Fairway 1
  15. M_COVR Coverage 1
  16. M_NSYS 1
  17. MAGVAR Magnetic variation 1
  18. MIPARE 1
  19. SEAARE Sea area 1
  20. TESARE 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 24, 2026 metadata.json