NOAA S-57 chart cell

Puget Sound

US3WA46M

Usage band
Coastal · code 3
Current edition
37.10
Features
6,887
S-57 layers
72
Published
Feb 10, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
48.34756° N
South
47.01867° N
West
123.48869° W
East
122.13108° W
Center
47.68311° N, 122.80989° W
Bounds area
4,378 sq nm
Feature density
1.573 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
95.7
Smallest layer
1
Largest layer
744
Area sq km
15,017
Features per sq km
0.45861
  1. UWTROC Underwater rock 744
  2. BUISGL 742
  3. DEPCNT Depth contour 700
  4. DEPARE Depth area 598
  5. SLCONS Shoreline construction 435
  6. COALNE Coastline 383
  7. SBDARE Seabed area 346
  8. PILPNT 340
  9. OBSTRN Obstruction 260
  10. LIGHTS Light 250
  11. LNDRGN Land region 207
  12. LNDELV 145
  13. LNDARE Land area 133
  14. DAYMAR 110
  15. SEAARE Sea area 110
  16. BRIDGE 100
  17. BCNSPP Special purpose beacon 95
  18. BUAARE 95
  19. WEDKLP 89
  20. BCNLAT Lateral beacon 86

Nearby Chart Cells

Coastal 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
37.10 Feb 10, 2026 metadata.json