NOAA S-57 chart cell

Sitka, AK

US5AK2NE

Usage band
Harbor · code 5
Current edition
3.0
Features
5,230
S-57 layers
50
Published
Mar 2, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

Loading map
North
57.07500° N
South
57.00000° N
West
135.45000° W
East
135.30000° W
Center
57.03750° N, 135.37500° W
Bounds area
22 sq nm
Feature density
237.0223 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
104.6
Smallest layer
1
Largest layer
1,337
Area sq km
76
Features per sq km
69.10465
  1. DEPCNT Depth contour 1,337
  2. DEPARE Depth area 1,126
  3. SBDARE Seabed area 704
  4. UWTROC Underwater rock 475
  5. SLCONS Shoreline construction 319
  6. LNDARE Land area 280
  7. COALNE Coastline 232
  8. BUISGL 157
  9. LNDELV 85
  10. OBSTRN Obstruction 81
  11. WEDKLP 67
  12. PILPNT 46
  13. PONTON 38
  14. LIGHTS Light 26
  15. DAYMAR 21
  16. M_QUAL Data quality 21
  17. SLOTOP 19
  18. LNDRGN Land region 17
  19. CBLSUB 16
  20. SEAARE Sea area 15

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
3.0 Mar 2, 2026 metadata.json