NOAA S-57 chart cell

Entrance to Stock Island and Boca Chica Key

US5FL4DS

Usage band
Harbor · code 5
Current edition
4.0
Features
1,262
S-57 layers
46
Published
Jun 2, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

Loading map
North
24.60000° N
South
24.52500° N
West
81.75000° W
East
81.67500° W
Center
24.56250° N, 81.71250° W
Bounds area
18 sq nm
Feature density
68.4291 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
27.4
Smallest layer
1
Largest layer
138
Area sq km
63
Features per sq km
19.95074
  1. LNDARE Land area 138
  2. VEGATN 125
  3. DEPARE Depth area 120
  4. COALNE Coastline 109
  5. DEPCNT Depth contour 107
  6. SLCONS Shoreline construction 104
  7. OBSTRN Obstruction 63
  8. DAYMAR 61
  9. BCNLAT Lateral beacon 59
  10. PONTON 54
  11. SBDARE Seabed area 45
  12. PILPNT 44
  13. PYLONS 44
  14. UWTROC Underwater rock 33
  15. WRECKS Wreck 20
  16. M_QUAL Data quality 15
  17. RESARE 12
  18. LAKARE 10
  19. SEAARE Sea area 10
  20. LNDRGN Land region 9

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
4.0 Jun 2, 2025 metadata.json