NOAA S-57 chart cell

Duluth-Superior Harbor - Nemadji River, WI-MN

US5DLHCF

Usage band
Harbor · code 5
Current edition
1.1
Features
642
S-57 layers
45
Published
Jun 20, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
46.72500° N
South
46.65000° N
West
92.10000° W
East
92.02500° W
Center
46.68750° N, 92.06250° W
Bounds area
14 sq nm
Feature density
46.1545 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
14.3
Smallest layer
1
Largest layer
181
Area sq km
48
Features per sq km
13.45649
  1. SLCONS Shoreline construction 181
  2. DEPCNT Depth contour 104
  3. DEPARE Depth area 96
  4. COALNE Coastline 45
  5. PILPNT 29
  6. BOYLAT Lateral buoy 22
  7. BUISGL 18
  8. OBSTRN Obstruction 15
  9. LNDRGN Land region 14
  10. M_QUAL Data quality 11
  11. LIGHTS Light 10
  12. SOUNDG Sounding 10
  13. SILTNK 9
  14. DRGARE 8
  15. WEDKLP 8
  16. LNDARE Land area 7
  17. PIPSOL 5
  18. RIVERS River 5
  19. UWTROC Underwater rock 4
  20. BRIDGE 3

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 Jun 20, 2025 metadata.json