NOAA S-57 chart cell

Gulf Intracoastal Waterway - Perdido Bay and Big Lagoon

US5FL1HB

Usage band
Harbor · code 5
Current edition
2.0
Features
466
S-57 layers
44
Published
Jul 30, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
30.37500° N
South
30.30000° N
West
87.45000° W
East
87.37500° W
Center
30.33750° N, 87.41250° W
Bounds area
18 sq nm
Feature density
26.6275 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
10.6
Smallest layer
1
Largest layer
107
Area sq km
60
Features per sq km
7.76334
  1. SLCONS Shoreline construction 107
  2. DEPARE Depth area 47
  3. COALNE Coastline 46
  4. DEPCNT Depth contour 43
  5. RETRFL 27
  6. BCNLAT Lateral beacon 26
  7. DAYMAR 26
  8. LNDRGN Land region 20
  9. M_QUAL Data quality 12
  10. BOYLAT Lateral buoy 10
  11. BUISGL 9
  12. LIGHTS Light 8
  13. SBDARE Seabed area 8
  14. SEAARE Sea area 8
  15. SOUNDG Sounding 8
  16. LNDARE Land area 7
  17. RIVERS River 7
  18. PILPNT 5
  19. BCNSPP Special purpose beacon 4
  20. CTNARE Caution area 4

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
2.0 Jul 30, 2025 metadata.json