NOAA S-57 chart cell

Lake Michigan - Calumet River, IL

US5CHIGM

Usage band
Harbor · code 5
Current edition
1.1
Features
1,017
S-57 layers
38
Published
Jan 21, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
41.70000° N
South
41.62500° N
West
87.60000° W
East
87.52500° W
Center
41.66250° N, 87.56250° W
Bounds area
15 sq nm
Feature density
67.1345 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
26.8
Smallest layer
1
Largest layer
212
Area sq km
52
Features per sq km
19.5733
  1. SLCONS Shoreline construction 212
  2. DEPCNT Depth contour 145
  3. DEPARE Depth area 139
  4. SILTNK 107
  5. BUISGL 93
  6. COALNE Coastline 59
  7. MORFAC 37
  8. OBSTRN Obstruction 21
  9. DRGARE 20
  10. PONTON 20
  11. LNDRGN Land region 17
  12. BRIDGE 14
  13. PILPNT 14
  14. SEAARE Sea area 12
  15. HRBFAC 10
  16. LAKARE 9
  17. M_QUAL Data quality 9
  18. CBLOHD 8
  19. LIGHTS Light 8
  20. PIPSOL 8

Nearby Chart Cells

Harbor 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
1.1 Jan 21, 2026 metadata.json