NOAA S-57 chart cell

Boston Inner Harbor - Charles River and Neponset River Entrance to Old Harbor

US5BOSCC

Usage band
Harbor · code 5
Current edition
5.0
Features
2,534
S-57 layers
54
Published
Sep 23, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
42.37500° N
South
42.30000° N
West
71.10000° W
East
71.02500° W
Center
42.33750° N, 71.06250° W
Bounds area
15 sq nm
Feature density
169.0591 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
46.9
Smallest layer
1
Largest layer
818
Area sq km
51
Features per sq km
49.28975
  1. SLCONS Shoreline construction 818
  2. BUISGL 292
  3. DEPCNT Depth contour 253
  4. PONTON 226
  5. DEPARE Depth area 193
  6. PILPNT 148
  7. DRGARE 59
  8. BRIDGE 55
  9. OBSTRN Obstruction 51
  10. LNDARE Land area 46
  11. M_QUAL Data quality 44
  12. SOUNDG Sounding 28
  13. COALNE Coastline 25
  14. PYLONS 23
  15. WRECKS Wreck 23
  16. BOYLAT Lateral buoy 21
  17. CTNARE Caution area 18
  18. LNDMRK 16
  19. BERTHS 15
  20. MORFAC 13

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
5.0 Sep 23, 2025 metadata.json