NOAA S-57 chart cell

North Pacific Ocean - Welles Harbor, HI

US5HI8FQ

Usage band
Harbor · code 5
Current edition
1.0
Features
2,000
S-57 layers
31
Published
Sep 4, 2025
Manifest updated
Jun 22, 2026, 3:13 PM UTC

Coverage

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North
28.27500° N
South
28.20000° N
West
177.45000° W
East
177.37500° W
Center
28.23750° N, 177.41250° W
Bounds area
18 sq nm
Feature density
111.9555 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
64.5
Smallest layer
1
Largest layer
733
Area sq km
61
Features per sq km
32.641
  1. UWTROC Underwater rock 733
  2. DEPCNT Depth contour 526
  3. DEPARE Depth area 516
  4. SBDARE Seabed area 87
  5. OBSTRN Obstruction 75
  6. RESARE 6
  7. SOUNDG Sounding 6
  8. M_QUAL Data quality 5
  9. PILPNT 5
  10. SEAARE Sea area 5
  11. SILTNK 5
  12. LNDMRK 4
  13. COALNE Coastline 3
  14. WATTUR 3
  15. ACHARE Anchorage area 2
  16. LIGHTS Light 2
  17. M_NPUB 2
  18. SLCONS Shoreline construction 2
  19. AIRARE 1
  20. BUISGL 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 Sep 4, 2025 metadata.json