NOAA S-57 chart cell

Connecticut River

US5CT1JO

Usage band
Harbor · code 5
Current edition
4.0
Features
365
S-57 layers
39
Published
Jan 14, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
41.70000° N
South
41.62500° N
West
72.67500° W
East
72.60000° W
Center
41.66250° N, 72.63750° W
Bounds area
15 sq nm
Feature density
24.0945 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
9.4
Smallest layer
1
Largest layer
83
Area sq km
52
Features per sq km
7.02483
  1. DEPCNT Depth contour 83
  2. DEPARE Depth area 60
  3. SLCONS Shoreline construction 56
  4. DRGARE 15
  5. PILPNT 15
  6. LIGHTS Light 13
  7. DAYMAR 10
  8. RIVERS River 9
  9. BCNSPP Special purpose beacon 8
  10. BOYLAT Lateral buoy 7
  11. COALNE Coastline 7
  12. SILTNK 7
  13. BCNLAT Lateral beacon 6
  14. M_QUAL Data quality 6
  15. SEAARE Sea area 6
  16. BUAARE 5
  17. OBSTRN Obstruction 5
  18. SBDARE Seabed area 5
  19. UWTROC Underwater rock 5
  20. BUISGL 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
4.0 Jan 14, 2026 metadata.json