NOAA S-57 chart cell

Southern Puget Sound, WA

US4WA1GJ

Usage band
Approach · code 4
Current edition
1.2
Features
4,904
S-57 layers
69
Published
May 19, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
47.70000° N
South
47.40000° N
West
122.70000° W
East
122.40000° W
Center
47.55000° N, 122.55000° W
Bounds area
219 sq nm
Feature density
22.3949 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
71.1
Smallest layer
1
Largest layer
1,089
Area sq km
751
Features per sq km
6.52932
  1. SLCONS Shoreline construction 1,089
  2. COALNE Coastline 736
  3. SBDARE Seabed area 395
  4. DEPCNT Depth contour 374
  5. DEPARE Depth area 315
  6. PONTON 275
  7. UWTROC Underwater rock 235
  8. OBSTRN Obstruction 139
  9. BUISGL 131
  10. SLOTOP 110
  11. LIGHTS Light 84
  12. LNDRGN Land region 82
  13. MORFAC 76
  14. PILPNT 69
  15. WEDKLP 63
  16. BCNSPP Special purpose beacon 58
  17. BUAARE 58
  18. M_QUAL Data quality 56
  19. PIPSOL 52
  20. SEAARE Sea area 51

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
1.2 May 19, 2026 metadata.json