NOAA S-57 chart cell

Lake Superior

US4MI2UE

Usage band
Approach · code 4
Current edition
5.1
Features
498
S-57 layers
34
Published
Dec 10, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
48.00000° N
South
47.70000° N
West
89.40000° W
East
89.10000° W
Center
47.85000° N, 89.25000° W
Bounds area
218 sq nm
Feature density
2.2873 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
14.6
Smallest layer
1
Largest layer
110
Area sq km
747
Features per sq km
0.66688
  1. DEPARE Depth area 110
  2. DEPCNT Depth contour 97
  3. UWTROC Underwater rock 94
  4. SBDARE Seabed area 39
  5. M_QUAL Data quality 27
  6. LNDARE Land area 19
  7. LNDELV 18
  8. COALNE Coastline 14
  9. OBSTRN Obstruction 14
  10. LNDRGN Land region 9
  11. SEAARE Sea area 7
  12. RIVERS River 6
  13. SOUNDG Sounding 5
  14. BOYSPP Special purpose buoy 4
  15. BUAARE 4
  16. WRECKS Wreck 4
  17. LIGHTS Light 3
  18. LNDMRK 3
  19. MORFAC 3
  20. ADMARE 2

Nearby Chart Cells

Approach 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
5.1 Dec 10, 2025 metadata.json