NOAA S-57 chart cell

lliamna Bay

US5AK1CM

Usage band
Harbor · code 5
Current edition
3.1
Features
710
S-57 layers
24
Published
Jun 1, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
59.70628° N
South
59.58434° N
West
153.73994° W
East
153.48873° W
Center
59.64531° N, 153.61433° W
Bounds area
56 sq nm
Feature density
12.7228 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
29.6
Smallest layer
1
Largest layer
300
Area sq km
191
Features per sq km
3.70939
  1. UWTROC Underwater rock 300
  2. DEPCNT Depth contour 81
  3. COALNE Coastline 65
  4. LNDARE Land area 61
  5. SBDARE Seabed area 43
  6. DEPARE Depth area 42
  7. RIVERS River 32
  8. LNDELV 24
  9. OBSTRN Obstruction 21
  10. ICEARE 6
  11. LNDRGN Land region 6
  12. M_QUAL Data quality 6
  13. SEAARE Sea area 6
  14. BUISGL 3
  15. BUAARE 2
  16. M_COVR Coverage 2
  17. MAGVAR Magnetic variation 2
  18. SOUNDG Sounding 2
  19. CBLSUB 1
  20. LOCMAG 1

Nearby Chart Cells

Harbor usage band

  1. Port Graham and Approaches US5AK5PE - about 51 nm away
  2. Port Graham and Approaches US5AK5QF - about 54 nm away
  3. Port Graham and Approaches US5AK5PF - about 56 nm away
  4. Seldovia Harbor US5AK5QG - about 59 nm away
  5. Port Chatham and Approaches US5AK5NF - about 59 nm away
  6. Port Graham and Approaches US5AK5PG - about 60 nm away

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
3.1 Jun 1, 2026 metadata.json