NOAA S-57 chart cell

Gulf Intracoastal Waterway - Santa Rosa Sound and East Bay

US5FL1II

Usage band
Harbor · code 5
Current edition
2.1
Features
645
S-57 layers
41
Published
Apr 9, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
30.45000° N
South
30.37500° N
West
86.92500° W
East
86.85000° W
Center
30.41250° N, 86.88750° W
Bounds area
17 sq nm
Feature density
36.884 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
15.7
Smallest layer
1
Largest layer
220
Area sq km
60
Features per sq km
10.75364
  1. SLCONS Shoreline construction 220
  2. COALNE Coastline 72
  3. DEPARE Depth area 55
  4. DEPCNT Depth contour 55
  5. DAYMAR 28
  6. RETRFL 27
  7. BCNLAT Lateral beacon 26
  8. LIGHTS Light 16
  9. LNDRGN Land region 16
  10. PILPNT 16
  11. BOYLAT Lateral buoy 14
  12. LNDARE Land area 13
  13. SBDARE Seabed area 12
  14. OBSTRN Obstruction 11
  15. M_QUAL Data quality 6
  16. RIVERS River 6
  17. SOUNDG Sounding 6
  18. BRIDGE 5
  19. LNDMRK 5
  20. SEAARE Sea 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
2.1 Apr 9, 2026 metadata.json