NOAA S-57 chart cell

Southern Puget Sound, WA

US4WA1EJ

Usage band
Approach · code 4
Current edition
1.0
Features
73
S-57 layers
13
Published
Jun 9, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
47.10000° N
South
46.80000° N
West
122.70000° W
East
122.40000° W
Center
46.95000° N, 122.55000° W
Bounds area
221 sq nm
Feature density
0.3296 / sq nm

Chart Statistics

13 largest layers shown

Average features per layer
5.6
Smallest layer
1
Largest layer
23
Area sq km
760
Features per sq km
0.0961
  1. RIVERS River 23
  2. SEAARE Sea area 13
  3. DEPARE Depth area 9
  4. COALNE Coastline 8
  5. DEPCNT Depth contour 5
  6. M_QUAL Data quality 4
  7. LNDRGN Land region 3
  8. LNDARE Land area 2
  9. PILPNT 2
  10. M_COVR Coverage 1
  11. M_NPUB 1
  12. M_NSYS 1
  13. MAGVAR Magnetic variation 1

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
1.0 Jun 9, 2025 metadata.json