NOAA S-57 chart cell

Attu Island - Temnac Bay

US5A2KIF

Usage band
Harbor · code 5
Current edition
1.0
Features
538
S-57 layers
20
Published
Jul 22, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
52.87500° N
South
52.80000° N
West
172.95000° E
East
173.10000° E
Center
52.83750° N, 173.02500° E
Bounds area
24 sq nm
Feature density
21.9608 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
26.9
Smallest layer
1
Largest layer
108
Area sq km
84
Features per sq km
6.40274
  1. COALNE Coastline 108
  2. LNDARE Land area 107
  3. UWTROC Underwater rock 75
  4. DEPCNT Depth contour 67
  5. DEPARE Depth area 64
  6. SBDARE Seabed area 37
  7. WEDKLP 32
  8. RIVERS River 12
  9. OBSTRN Obstruction 8
  10. LAKARE 7
  11. LNDRGN Land region 7
  12. SEAARE Sea area 4
  13. M_QUAL Data quality 2
  14. SOUNDG Sounding 2
  15. LNDELV 1
  16. M_COVR Coverage 1
  17. M_NPUB 1
  18. M_NSYS 1
  19. MAGVAR Magnetic variation 1
  20. RESARE 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 Jul 22, 2025 metadata.json