NOAA S-57 chart cell

President Roads to Boston Inner Harbor

US5BOSCD

Usage band
Harbor · code 5
Current edition
4.5
Features
2,412
S-57 layers
56
Published
Jan 8, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
42.37500° N
South
42.30000° N
West
71.02500° W
East
70.95000° W
Center
42.33750° N, 70.98750° W
Bounds area
15 sq nm
Feature density
160.9197 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
43.1
Smallest layer
1
Largest layer
450
Area sq km
51
Features per sq km
46.91668
  1. SLCONS Shoreline construction 450
  2. UWTROC Underwater rock 421
  3. DEPCNT Depth contour 327
  4. LNDARE Land area 233
  5. DEPARE Depth area 223
  6. COALNE Coastline 75
  7. OBSTRN Obstruction 54
  8. SBDARE Seabed area 53
  9. BUISGL 50
  10. BOYLAT Lateral buoy 46
  11. DRGARE 44
  12. LIGHTS Light 38
  13. BOYSPP Special purpose buoy 37
  14. PILPNT 37
  15. M_QUAL Data quality 35
  16. SILTNK 35
  17. SOUNDG Sounding 32
  18. SEAARE Sea area 27
  19. LNDRGN Land region 23
  20. WRECKS Wreck 20

Nearby Chart Cells

Harbor usage band

  1. Boston Inner Harbor - Charles River and Neponset River Entrance to Old Harbor US5BOSCC - about 3 nm away
  2. Broad Sound and Nantasket Roads US5BOSCE - about 3 nm away
  3. Chelsea River and Winthrop Beach to Lynn Harbor-Saugus River US5BOSDD - about 5 nm away
  4. Boston Inner Harbor to Mystic River and Chelsea River US5BOSDC - about 6 nm away
  5. Nahant Harbor - Nahant Bay to Broad Sound US5BOSDE - about 6 nm away
  6. Weymouth Fore River, Hingham Bay, and Hull Bay US5BOSBE - about 6 nm away

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
4.5 Jan 8, 2026 metadata.json