NOAA S-57 chart cell

Alaska

US4AK6CC

Usage band
Approach · code 4
Current edition
2.0
Features
52
S-57 layers
19
Published
Nov 7, 2023
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
60.30000° N
South
60.00000° N
West
172.80000° W
East
172.20000° W
Center
60.15000° N, 172.50000° W
Bounds area
323 sq nm
Feature density
0.161 / sq nm

Chart Statistics

19 largest layers shown

Average features per layer
2.7
Smallest layer
1
Largest layer
9
Area sq km
1,108
Features per sq km
0.04694
  1. LNDARE Land area 9
  2. UWTROC Underwater rock 9
  3. DEPARE Depth area 5
  4. DEPCNT Depth contour 5
  5. COALNE Coastline 4
  6. LNDRGN Land region 4
  7. M_QUAL Data quality 3
  8. OBSTRN Obstruction 2
  9. ACHARE Anchorage area 1
  10. ADMARE 1
  11. CONZNE 1
  12. EXEZNE 1
  13. LNDELV 1
  14. M_COVR Coverage 1
  15. M_NPUB 1
  16. M_NSYS 1
  17. MAGVAR Magnetic variation 1
  18. SEAARE Sea area 1
  19. SOUNDG Sounding 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
2.0 Nov 7, 2023 metadata.json