NOAA S-57 chart cell

Dry Tortugas - Southwest Channel

US5FL4DC

Usage band
Harbor · code 5
Current edition
3.0
Features
172
S-57 layers
14
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
82.95000° W
East
82.87500° W
Center
24.56250° N, 82.91250° W
Bounds area
18 sq nm
Feature density
9.3263 / sq nm

Chart Statistics

14 largest layers shown

Average features per layer
12.3
Smallest layer
1
Largest layer
88
Area sq km
63
Features per sq km
2.71912
  1. SBDARE Seabed area 88
  2. DEPCNT Depth contour 24
  3. DEPARE Depth area 23
  4. M_QUAL Data quality 10
  5. SOUNDG Sounding 10
  6. RESARE 6
  7. BOYSPP Special purpose buoy 2
  8. M_NPUB 2
  9. SEAARE Sea area 2
  10. ADMARE 1
  11. LIGHTS Light 1
  12. M_COVR Coverage 1
  13. M_NSYS 1
  14. 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