NOAA S-57 chart cell

Alaska Peninsula and Aleutian Islands to Seguam Pass

US2AK5FM

Usage band
General · code 2
Current edition
29.1
Features
5,169
S-57 layers
48
Published
Jan 12, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
59.27751° N
South
51.34687° N
West
173.58043° W
East
156.27567° W
Center
55.31219° N, 164.92805° W
Bounds area
281,325 sq nm
Feature density
0.0184 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
107.7
Smallest layer
1
Largest layer
744
Area sq km
964,918
Features per sq km
0.00536
  1. LNDARE Land area 744
  2. COALNE Coastline 680
  3. SLOGRD 675
  4. UWTROC Underwater rock 635
  5. SBDARE Seabed area 393
  6. DEPCNT Depth contour 383
  7. DEPARE Depth area 327
  8. RIVERS River 241
  9. LNDELV 165
  10. OBSTRN Obstruction 142
  11. LNDRGN Land region 103
  12. M_QUAL Data quality 93
  13. SOUNDG Sounding 93
  14. SEAARE Sea area 90
  15. TESARE 60
  16. MAGVAR Magnetic variation 44
  17. LAKARE 31
  18. WRECKS Wreck 28
  19. LIGHTS Light 27
  20. ADMARE 21

Nearby Chart Cells

General 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
29.1 Jan 12, 2026 metadata.json