NOAA S-57 chart cell

Attu Island - Temnac Bay

US5A2KHF

Usage band
Harbor · code 5
Current edition
1.0
Features
709
S-57 layers
22
Published
Jul 22, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
52.80000° N
South
52.72500° N
West
172.95000° E
East
173.10000° E
Center
52.76250° N, 173.02500° E
Bounds area
25 sq nm
Feature density
28.891 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
32.2
Smallest layer
1
Largest layer
133
Area sq km
84
Features per sq km
8.42327
  1. DEPCNT Depth contour 133
  2. COALNE Coastline 128
  3. LNDARE Land area 128
  4. DEPARE Depth area 123
  5. UWTROC Underwater rock 93
  6. SBDARE Seabed area 44
  7. WEDKLP 25
  8. OBSTRN Obstruction 9
  9. RIVERS River 7
  10. LAKARE 2
  11. LNDMRK 2
  12. LNDRGN Land region 2
  13. MAGVAR Magnetic variation 2
  14. SEAARE Sea area 2
  15. SOUNDG Sounding 2
  16. ADMARE 1
  17. LNDELV 1
  18. M_COVR Coverage 1
  19. M_NPUB 1
  20. M_NSYS 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