NOAA S-57 chart cell

Lake Superior

US4MI2UK

Usage band
Approach · code 4
Current edition
2.0
Features
16
S-57 layers
10
Published
Apr 22, 2024
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
48.00000° N
South
47.70000° N
West
87.60000° W
East
87.30000° W
Center
47.85000° N, 87.45000° W
Bounds area
218 sq nm
Feature density
0.0735 / sq nm

Chart Statistics

10 largest layers shown

Average features per layer
1.6
Smallest layer
1
Largest layer
3
Area sq km
747
Features per sq km
0.02143
  1. SOUNDG Sounding 3
  2. M_COVR Coverage 2
  3. M_NPUB 2
  4. MAGVAR Magnetic variation 2
  5. RECTRC 2
  6. DEPARE Depth area 1
  7. M_NSYS 1
  8. M_QUAL Data quality 1
  9. RESARE 1
  10. SEAARE Sea area 1

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
2.0 Apr 22, 2024 metadata.json