NOAA S-57 chart cell

Chignik Bay

US5AK7YY

Usage band
Harbor · code 5
Current edition
1.0
Features
217
S-57 layers
23
Published
Apr 23, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
56.32500° N
South
56.25000° N
West
158.55000° W
East
158.40000° W
Center
56.28750° N, 158.47500° W
Bounds area
23 sq nm
Feature density
9.6406 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
9.4
Smallest layer
1
Largest layer
43
Area sq km
77
Features per sq km
2.81075
  1. BUISGL 43
  2. UWTROC Underwater rock 30
  3. DEPARE Depth area 25
  4. COALNE Coastline 22
  5. DEPCNT Depth contour 22
  6. RIVERS River 22
  7. SLCONS Shoreline construction 12
  8. M_QUAL Data quality 9
  9. SEAARE Sea area 8
  10. LNDARE Land area 4
  11. SBDARE Seabed area 4
  12. BRIDGE 3
  13. CBLSUB 2
  14. MORFAC 2
  15. ICEARE 1
  16. LNDELV 1
  17. LNDRGN Land region 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 Apr 23, 2026 metadata.json