NOAA S-57 chart cell

Nunivak Island and Etolin Strait, AK

US3AK1HK

Usage band
Coastal · code 3
Current edition
1.0
Features
164
S-57 layers
26
Published
May 12, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
60.00000° N
South
58.80000° N
West
165.60000° W
East
163.20000° W
Center
59.40000° N, 164.40000° W
Bounds area
5,285 sq nm
Feature density
0.031 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
6.3
Smallest layer
1
Largest layer
40
Area sq km
18,126
Features per sq km
0.00905
  1. DEPCNT Depth contour 40
  2. DEPARE Depth area 32
  3. SOUNDG Sounding 14
  4. M_QUAL Data quality 13
  5. LNDARE Land area 9
  6. COALNE Coastline 8
  7. UWTROC Underwater rock 7
  8. RIVERS River 5
  9. SEAARE Sea area 5
  10. LNDRGN Land region 4
  11. MAGVAR Magnetic variation 4
  12. SBDARE Seabed area 4
  13. M_NPUB 3
  14. BUAARE 2
  15. CTNARE Caution area 2
  16. OBSTRN Obstruction 2
  17. ADMARE 1
  18. CONZNE 1
  19. COSARE 1
  20. EXEZNE 1

Nearby Chart Cells

Coastal 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 May 12, 2026 metadata.json