NOAA S-57 chart cell

Port Protection, AK

US5AK2DQ

Usage band
Harbor · code 5
Current edition
1.0
Features
532
S-57 layers
24
Published
Jul 18, 2024
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
56.32500° N
South
56.25000° N
West
133.65000° W
East
133.50000° W
Center
56.28750° N, 133.57500° W
Bounds area
23 sq nm
Feature density
23.6351 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
22.2
Smallest layer
1
Largest layer
136
Area sq km
77
Features per sq km
6.89088
  1. DEPCNT Depth contour 136
  2. DEPARE Depth area 125
  3. UWTROC Underwater rock 72
  4. LNDARE Land area 64
  5. COALNE Coastline 42
  6. SBDARE Seabed area 24
  7. SLCONS Shoreline construction 11
  8. OBSTRN Obstruction 10
  9. WEDKLP 10
  10. LNDELV 7
  11. PONTON 6
  12. M_QUAL Data quality 4
  13. SEAARE Sea area 4
  14. SOUNDG Sounding 4
  15. SLOGRD 3
  16. BUISGL 2
  17. BUAARE 1
  18. M_COVR Coverage 1
  19. M_NPUB 1
  20. M_NSYS 1

Nearby Chart Cells

Harbor 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 Jul 18, 2024 metadata.json