NOAA S-57 chart cell

North Pacific Ocean - Kaipapa'u Point to Waimea Bay, HI

US4HI1OK

Usage band
Approach · code 4
Current edition
1.0
Features
622
S-57 layers
34
Published
Sep 26, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
21.90000° N
South
21.60000° N
West
158.10000° W
East
157.80000° W
Center
21.75000° N, 157.95000° W
Bounds area
301 sq nm
Feature density
2.0641 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
18.3
Smallest layer
1
Largest layer
153
Area sq km
1,034
Features per sq km
0.6018
  1. UWTROC Underwater rock 153
  2. DEPCNT Depth contour 89
  3. SBDARE Seabed area 80
  4. COALNE Coastline 73
  5. DEPARE Depth area 72
  6. BUISGL 43
  7. LNDARE Land area 38
  8. LNDMRK 10
  9. BUAARE 8
  10. LNDRGN Land region 6
  11. LNDELV 5
  12. M_QUAL Data quality 4
  13. SEAARE Sea area 4
  14. WATTUR 4
  15. OBSTRN Obstruction 3
  16. RIVERS River 3
  17. SOUNDG Sounding 3
  18. CONZNE 2
  19. EXEZNE 2
  20. LIGHTS Light 2

Nearby Chart Cells

Approach 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 26, 2025 metadata.json