NOAA S-57 chart cell

Hudson River, West Point to Nyack

US4NY1CQ

Usage band
Approach · code 4
Current edition
5.0
Features
2,500
S-57 layers
50
Published
Mar 3, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
41.40000° N
South
41.10000° N
West
74.10000° W
East
73.80000° W
Center
41.25000° N, 73.95000° W
Bounds area
244 sq nm
Feature density
10.249 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
50
Smallest layer
1
Largest layer
450
Area sq km
837
Features per sq km
2.98814
  1. SLCONS Shoreline construction 450
  2. DEPCNT Depth contour 319
  3. DEPARE Depth area 305
  4. COALNE Coastline 250
  5. LNDRGN Land region 115
  6. M_QUAL Data quality 105
  7. SBDARE Seabed area 97
  8. BUISGL 92
  9. PONTON 81
  10. LNDARE Land area 64
  11. LIGHTS Light 58
  12. WRECKS Wreck 57
  13. OBSTRN Obstruction 55
  14. SLOTOP 46
  15. BOYLAT Lateral buoy 41
  16. RIVERS River 38
  17. PILPNT 33
  18. BRIDGE 25
  19. MORFAC 25
  20. UWTROC Underwater rock 24

Nearby Chart Cells

Approach 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 Mar 3, 2026 metadata.json