NOAA S-57 chart cell

Connecticut River

US5CT1LO

Usage band
Harbor · code 5
Current edition
3.0
Features
76
S-57 layers
20
Published
Jan 14, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
41.85000° N
South
41.77500° N
West
72.67500° W
East
72.60000° W
Center
41.81250° N, 72.63750° W
Bounds area
15 sq nm
Feature density
5.0287 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
3.8
Smallest layer
1
Largest layer
23
Area sq km
52
Features per sq km
1.46613
  1. DEPCNT Depth contour 23
  2. DEPARE Depth area 17
  3. COALNE Coastline 5
  4. SLCONS Shoreline construction 5
  5. DYKCON 4
  6. LNDARE Land area 4
  7. BUAARE 2
  8. RIVERS River 2
  9. SBDARE Seabed area 2
  10. SOUNDG Sounding 2
  11. BRIDGE 1
  12. BUISGL 1
  13. M_COVR Coverage 1
  14. M_NPUB 1
  15. M_NSYS 1
  16. M_QUAL Data quality 1
  17. MAGVAR Magnetic variation 1
  18. OBSTRN Obstruction 1
  19. RESARE 1
  20. SEAARE Sea area 1

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
3.0 Jan 14, 2026 metadata.json