NOAA S-57 chart cell

Duncan Canal, AK

US5AK2HT

Usage band
Harbor · code 5
Current edition
1.0
Features
151
S-57 layers
21
Published
Sep 9, 2024
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
56.62500° N
South
56.55000° N
West
133.20000° W
East
133.05000° W
Center
56.58750° N, 133.12500° W
Bounds area
22 sq nm
Feature density
6.7616 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
7.2
Smallest layer
1
Largest layer
27
Area sq km
77
Features per sq km
1.97137
  1. UWTROC Underwater rock 27
  2. LNDARE Land area 26
  3. COALNE Coastline 24
  4. DEPARE Depth area 20
  5. DEPCNT Depth contour 16
  6. SEAARE Sea area 7
  7. M_QUAL Data quality 4
  8. OBSTRN Obstruction 4
  9. SBDARE Seabed area 4
  10. M_NPUB 3
  11. SLOGRD 3
  12. SOUNDG Sounding 3
  13. LNDELV 2
  14. BCNLAT Lateral beacon 1
  15. DAYMAR 1
  16. LIGHTS Light 1
  17. LNDRGN Land region 1
  18. M_COVR Coverage 1
  19. M_NSYS 1
  20. MAGVAR Magnetic variation 1

Nearby Chart Cells

Harbor 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 Sep 9, 2024 metadata.json