NOAA S-57 chart cell

Iphigenia Bay, AK

US4AK5IK

Usage band
Approach · code 4
Current edition
1.0
Features
424
S-57 layers
19
Published
Mar 21, 2024
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
55.80000° N
South
55.50000° N
West
134.40000° W
East
133.80000° W
Center
55.65000° N, 134.10000° W
Bounds area
366 sq nm
Feature density
1.1581 / sq nm

Chart Statistics

19 largest layers shown

Average features per layer
22.3
Smallest layer
1
Largest layer
133
Area sq km
1,256
Features per sq km
0.33764
  1. DEPCNT Depth contour 133
  2. DEPARE Depth area 130
  3. SBDARE Seabed area 122
  4. SOUNDG Sounding 8
  5. M_QUAL Data quality 4
  6. SEAARE Sea area 4
  7. COALNE Coastline 3
  8. LNDARE Land area 3
  9. MAGVAR Magnetic variation 3
  10. UWTROC Underwater rock 3
  11. ADMARE 2
  12. WATTUR 2
  13. CONZNE 1
  14. EXEZNE 1
  15. M_COVR Coverage 1
  16. M_NPUB 1
  17. M_NSYS 1
  18. TESARE 1
  19. WEDKLP 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
1.0 Mar 21, 2024 metadata.json