NOAA S-57 chart cell

Lake Superior

US4MN1DE

Usage band
Approach · code 4
Current edition
2.1
Features
153
S-57 layers
26
Published
Nov 27, 2020
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
47.40000° N
South
47.10000° N
West
91.50000° W
East
91.20000° W
Center
47.25000° N, 91.35000° W
Bounds area
220 sq nm
Feature density
0.6947 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
5.9
Smallest layer
1
Largest layer
20
Area sq km
755
Features per sq km
0.20255
  1. DEPCNT Depth contour 20
  2. DEPARE Depth area 19
  3. UWTROC Underwater rock 16
  4. LNDARE Land area 10
  5. SBDARE Seabed area 10
  6. COALNE Coastline 9
  7. LIGHTS Light 8
  8. RIVERS River 7
  9. SEAARE Sea area 7
  10. SLCONS Shoreline construction 7
  11. LNDRGN Land region 5
  12. OBSTRN Obstruction 4
  13. RECTRC 4
  14. SOUNDG Sounding 4
  15. BCNLAT Lateral beacon 3
  16. BUAARE 3
  17. BUISGL 3
  18. LNDMRK 3
  19. M_QUAL Data quality 3
  20. MAGVAR Magnetic variation 2

Nearby Chart Cells

Approach usage band

  1. Lake Superior US4MN1DF - about 12 nm away
  2. Lake Superior - Crow Creek to Castle Danger, MN US4MN1DD - about 12 nm away
  3. Lake Superior - Herbster, WI US4MN1CE - about 18 nm away
  4. Lake Superior US4MN1EF - about 22 nm away
  5. Lake Superior - Cornucopia Harbor, WI US4WI1QE - about 22 nm away
  6. Lake Superior - Knife River to Encampment Island, MN US4MN1CD - about 22 nm away

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 Nov 27, 2020 metadata.json