NOAA S-57 chart cell

Shelikof Strait, Kupreanof Strait, Viekoda Bay

US4AK4KE

Usage band
Approach · code 4
Current edition
2.0
Features
1,559
S-57 layers
39
Published
Jun 15, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
58.20000° N
South
57.90000° N
West
153.60000° W
East
153.00000° W
Center
58.05000° N, 153.30000° W
Bounds area
343 sq nm
Feature density
4.5403 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
40
Smallest layer
1
Largest layer
363
Area sq km
1,178
Features per sq km
1.32373
  1. UWTROC Underwater rock 363
  2. DEPCNT Depth contour 247
  3. DEPARE Depth area 229
  4. SBDARE Seabed area 176
  5. OBSTRN Obstruction 142
  6. LNDELV 71
  7. LNDARE Land area 58
  8. WEDKLP 45
  9. COALNE Coastline 36
  10. RIVERS River 35
  11. M_QUAL Data quality 27
  12. SOUNDG Sounding 21
  13. LNDRGN Land region 15
  14. MORFAC 14
  15. SEAARE Sea area 13
  16. SLCONS Shoreline construction 9
  17. PILPNT 8
  18. BUISGL 5
  19. DAYMAR 5
  20. FSHFAC 5

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
2.0 Jun 15, 2026 metadata.json