NOAA S-57 chart cell

Trinidad Harbor

US5CA91M

Usage band
Harbor · code 5
Current edition
4.2
Features
1,743
S-57 layers
29
Published
Feb 25, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
41.07316° N
South
41.02001° N
West
124.19948° W
East
124.10147° W
Center
41.04658° N, 124.15048° W
Bounds area
14 sq nm
Feature density
123.0623 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
60.1
Smallest layer
1
Largest layer
436
Area sq km
49
Features per sq km
35.87922
  1. COALNE Coastline 436
  2. LNDARE Land area 373
  3. UWTROC Underwater rock 320
  4. DEPCNT Depth contour 205
  5. DEPARE Depth area 141
  6. SBDARE Seabed area 77
  7. LNDELV 55
  8. OBSTRN Obstruction 36
  9. WEDKLP 21
  10. BUISGL 15
  11. LNDRGN Land region 9
  12. M_QUAL Data quality 8
  13. RIVERS River 7
  14. SLOTOP 7
  15. LNDMRK 4
  16. SLCONS Shoreline construction 4
  17. SOUNDG Sounding 4
  18. BOYLAT Lateral buoy 3
  19. FOGSIG 3
  20. BUAARE 2

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
4.2 Feb 25, 2026 metadata.json