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
- 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
- UWTROC Underwater rock 153
- DEPCNT Depth contour 89
- SBDARE Seabed area 80
- COALNE Coastline 73
- DEPARE Depth area 72
- BUISGL 43
- LNDARE Land area 38
- LNDMRK 10
- BUAARE 8
- LNDRGN Land region 6
- LNDELV 5
- M_QUAL Data quality 4
- SEAARE Sea area 4
- WATTUR 4
- OBSTRN Obstruction 3
- RIVERS River 3
- SOUNDG Sounding 3
- CONZNE 2
- EXEZNE 2
- 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.
- Original NOAA ZIP archive https://www.charts.noaa.gov/ENCs/US4HI1OK.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4HI1OK/1.0/US4HI1OK.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4HI1OK/1.0/US4HI1OK.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4HI1OK/1.0/US4HI1OK.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4HI1OK/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Sep 26, 2025 | metadata.json |