NOAA S-57 chart cell

Gulf Intracoastal Waterway - The Narrows

US5FL1IL

Usage band
Harbor · code 5
Current edition
2.0
Features
416
S-57 layers
38
Published
Jul 15, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
30.45000° N
South
30.37500° N
West
86.70000° W
East
86.62500° W
Center
30.41250° N, 86.66250° W
Bounds area
17 sq nm
Feature density
23.7887 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
10.9
Smallest layer
1
Largest layer
65
Area sq km
60
Features per sq km
6.93568
  1. SLCONS Shoreline construction 65
  2. DEPARE Depth area 57
  3. DEPCNT Depth contour 54
  4. COALNE Coastline 47
  5. RETRFL 29
  6. LNDARE Land area 17
  7. BCNLAT Lateral beacon 16
  8. DAYMAR 16
  9. SLOGRD 15
  10. BOYLAT Lateral buoy 13
  11. LNDRGN Land region 13
  12. SILTNK 8
  13. LIGHTS Light 6
  14. RIVERS River 6
  15. M_QUAL Data quality 5
  16. OBSTRN Obstruction 5
  17. RESARE 5
  18. SEAARE Sea area 5
  19. SOUNDG Sounding 5
  20. LNDMRK 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 15, 2025 metadata.json