NOAA S-57 chart cell

Dry Tortugas - Southwest Channel to Fort Jefferson

US5FL4EC

Usage band
Harbor · code 5
Current edition
3.0
Features
380
S-57 layers
21
Published
Jan 16, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

Loading map
North
24.67500° N
South
24.60000° N
West
82.95000° W
East
82.87500° W
Center
24.63750° N, 82.91250° W
Bounds area
18 sq nm
Feature density
20.617 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
18.1
Smallest layer
1
Largest layer
127
Area sq km
63
Features per sq km
6.01096
  1. SBDARE Seabed area 127
  2. DEPARE Depth area 84
  3. DEPCNT Depth contour 83
  4. BCNLAT Lateral beacon 14
  5. DAYMAR 14
  6. WRECKS Wreck 12
  7. SOUNDG Sounding 10
  8. RESARE 8
  9. M_QUAL Data quality 7
  10. SEAARE Sea area 7
  11. UWTROC Underwater rock 3
  12. MAGVAR Magnetic variation 2
  13. ACHARE Anchorage area 1
  14. BOYLAT Lateral buoy 1
  15. COALNE Coastline 1
  16. LNDARE Land area 1
  17. LNDMRK 1
  18. M_COVR Coverage 1
  19. M_NPUB 1
  20. M_NSYS 1

Nearby Chart Cells

Harbor 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 Jan 16, 2026 metadata.json