NOAA S-57 chart cell

Lake Michigan - Muskegon to Duck Lake, MI

US4MI2FO

Usage band
Approach · code 4
Current edition
1.5
Features
205
S-57 layers
36
Published
Apr 15, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
43.50000° N
South
43.20000° N
West
86.40000° W
East
86.10000° W
Center
43.35000° N, 86.25000° W
Bounds area
236 sq nm
Feature density
0.8689 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
5.7
Smallest layer
1
Largest layer
32
Area sq km
809
Features per sq km
0.25334
  1. COALNE Coastline 32
  2. RIVERS River 26
  3. LIGHTS Light 13
  4. DEPARE Depth area 12
  5. LNDMRK 12
  6. DEPCNT Depth contour 11
  7. CBLOHD 10
  8. LNDARE Land area 9
  9. SLOTOP 8
  10. BRIDGE 6
  11. LAKARE 6
  12. SEAARE Sea area 6
  13. SLCONS Shoreline construction 6
  14. M_QUAL Data quality 5
  15. BUAARE 4
  16. RECTRC 4
  17. SILTNK 4
  18. BUISGL 3
  19. CTNARE Caution area 3
  20. OBSTRN Obstruction 3

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
1.5 Apr 15, 2026 metadata.json