NOAA S-57 chart cell

North Shore of Long Island Sound, Sheffield Island Harbor to Cockenoe Harbor

US5CT1BE

Usage band
Harbor · code 5
Current edition
2.1
Features
1,434
S-57 layers
45
Published
May 22, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
41.10000° N
South
41.02500° N
West
73.42500° W
East
73.35000° W
Center
41.06250° N, 73.38750° W
Bounds area
15 sq nm
Feature density
93.7929 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
31.9
Smallest layer
1
Largest layer
218
Area sq km
52
Features per sq km
27.34563
  1. COALNE Coastline 218
  2. SLCONS Shoreline construction 181
  3. PONTON 148
  4. DEPARE Depth area 144
  5. DEPCNT Depth contour 143
  6. LNDRGN Land region 103
  7. UWTROC Underwater rock 100
  8. SBDARE Seabed area 94
  9. LNDARE Land area 72
  10. BOYLAT Lateral buoy 26
  11. DRGARE 23
  12. OBSTRN Obstruction 21
  13. SEAARE Sea area 17
  14. SOUNDG Sounding 17
  15. LIGHTS Light 11
  16. M_QUAL Data quality 11
  17. WEDKLP 11
  18. BUISGL 9
  19. CBLARE 6
  20. PILPNT 6

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
2.1 May 22, 2026 metadata.json