NOAA S-57 chart cell

North Pacific Ocean - Kealaikahiki Channel, Kaho'olawe, HI

US4HI1KO

Usage band
Approach · code 4
Current edition
1.0
Features
415
S-57 layers
30
Published
Sep 26, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
20.70000° N
South
20.40000° N
West
156.90000° W
East
156.60000° W
Center
20.55000° N, 156.75000° W
Bounds area
304 sq nm
Feature density
1.3661 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
13.8
Smallest layer
1
Largest layer
95
Area sq km
1,042
Features per sq km
0.39828
  1. COALNE Coastline 95
  2. LNDARE Land area 84
  3. SBDARE Seabed area 63
  4. UWTROC Underwater rock 37
  5. DEPCNT Depth contour 36
  6. DEPARE Depth area 33
  7. LNDELV 7
  8. LNDRGN Land region 7
  9. SEAARE Sea area 7
  10. SLOGRD 7
  11. SOUNDG Sounding 7
  12. M_QUAL Data quality 6
  13. RESARE 4
  14. CBLSUB 3
  15. ADMARE 2
  16. BOYSPP Special purpose buoy 2
  17. LIGHTS Light 2
  18. ACHARE Anchorage area 1
  19. BUISGL 1
  20. CONZNE 1

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