NOAA S-57 chart cell

Duluth-Superior Harbor - Superior Bay South Entrance, WI-MN

US5DLHCG

Usage band
Harbor · code 5
Current edition
1.1
Features
509
S-57 layers
39
Published
Mar 5, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
46.72500° N
South
46.65000° N
West
92.02500° W
East
91.95000° W
Center
46.68750° N, 91.98750° W
Bounds area
14 sq nm
Feature density
36.5929 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
13.1
Smallest layer
1
Largest layer
84
Area sq km
48
Features per sq km
10.66877
  1. DEPCNT Depth contour 84
  2. DEPARE Depth area 76
  3. COALNE Coastline 43
  4. SLCONS Shoreline construction 43
  5. DRGARE 28
  6. LNDARE Land area 25
  7. PILPNT 21
  8. LNDRGN Land region 20
  9. M_QUAL Data quality 17
  10. LIGHTS Light 16
  11. OBSTRN Obstruction 16
  12. SBDARE Seabed area 15
  13. SOUNDG Sounding 14
  14. LNDMRK 10
  15. UWTROC Underwater rock 10
  16. BOYLAT Lateral buoy 8
  17. BUISGL 7
  18. RIVERS River 6
  19. FSHFAC 5
  20. M_NPUB 5

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
1.1 Mar 5, 2025 metadata.json