NOAA S-57 chart cell

Lake Michigan - Indiana and Buffington Harbors, IN

US5CHIGO

Usage band
Harbor · code 5
Current edition
1.3
Features
580
S-57 layers
40
Published
Apr 22, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
41.70000° N
South
41.62500° N
West
87.45000° W
East
87.37500° W
Center
41.66250° N, 87.41250° W
Bounds area
15 sq nm
Feature density
38.2871 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
14.5
Smallest layer
1
Largest layer
92
Area sq km
52
Features per sq km
11.16275
  1. DEPARE Depth area 92
  2. DEPCNT Depth contour 92
  3. SLCONS Shoreline construction 90
  4. BUISGL 88
  5. SILTNK 26
  6. LIGHTS Light 24
  7. SOUNDG Sounding 18
  8. COALNE Coastline 16
  9. OBSTRN Obstruction 16
  10. DRGARE 12
  11. BCNLAT Lateral beacon 11
  12. PONTON 11
  13. LNDARE Land area 8
  14. M_QUAL Data quality 8
  15. DAYMAR 7
  16. LNDMRK 7
  17. LAKARE 6
  18. MORFAC 5
  19. SEAARE Sea area 5
  20. BCNSPP Special purpose beacon 4

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
1.3 Apr 22, 2026 metadata.json