NOAA S-57 chart cell

Lake Huron - Six Fathom Bank to Six Fathom Scarp, MI

US4MI1KK

Usage band
Approach · code 4
Current edition
2.0
Features
21
S-57 layers
12
Published
Jun 10, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
45.00000° N
South
44.70000° N
West
82.80000° W
East
82.50000° W
Center
44.85000° N, 82.65000° W
Bounds area
230 sq nm
Feature density
0.0913 / sq nm

Chart Statistics

12 largest layers shown

Average features per layer
1.8
Smallest layer
1
Largest layer
3
Area sq km
789
Features per sq km
0.02662
  1. RECTRC 3
  2. SEAARE Sea area 3
  3. SOUNDG Sounding 3
  4. M_NPUB 2
  5. M_QUAL Data quality 2
  6. RESARE 2
  7. DEPARE Depth area 1
  8. M_COVR Coverage 1
  9. M_NSYS 1
  10. MAGVAR Magnetic variation 1
  11. MIPARE 1
  12. SBDARE Seabed 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 Jun 10, 2025 metadata.json