NOAA S-57 chart cell

Dry Tortugas - Southeast Channel

US5FL4DD

Usage band
Harbor · code 5
Current edition
3.0
Features
73
S-57 layers
16
Published
Jan 23, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
24.60000° N
South
24.52500° N
West
82.87500° W
East
82.80000° W
Center
24.56250° N, 82.83750° W
Bounds area
18 sq nm
Feature density
3.9583 / sq nm

Chart Statistics

16 largest layers shown

Average features per layer
4.6
Smallest layer
1
Largest layer
33
Area sq km
63
Features per sq km
1.15404
  1. SBDARE Seabed area 33
  2. M_QUAL Data quality 6
  3. RESARE 6
  4. DEPARE Depth area 5
  5. SOUNDG Sounding 5
  6. DEPCNT Depth contour 4
  7. ADMARE 2
  8. BOYSPP Special purpose buoy 2
  9. M_NPUB 2
  10. SEAARE Sea area 2
  11. BCNLAT Lateral beacon 1
  12. DAYMAR 1
  13. LIGHTS Light 1
  14. M_COVR Coverage 1
  15. M_NSYS 1
  16. MAGVAR Magnetic variation 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 23, 2026 metadata.json