NOAA S-57 chart cell
North Pacific Ocean - Kealaikahiki Channel, HI
US4HI1KN
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 49
- S-57 layers
- 19
- Published
- Sep 26, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 20.70000° N
- South
- 20.40000° N
- West
- 157.20000° W
- East
- 156.90000° W
- Center
- 20.55000° N, 157.05000° W
- Bounds area
- 304 sq nm
- Feature density
- 0.1613 / sq nm
Chart Statistics
19 largest layers shown
- Average features per layer
- 2.6
- Smallest layer
- 1
- Largest layer
- 14
- Area sq km
- 1,042
- Features per sq km
- 0.04703
- SBDARE Seabed area 14
- DEPARE Depth area 5
- M_QUAL Data quality 5
- CBLSUB 3
- DEPCNT Depth contour 3
- SOUNDG Sounding 3
- BOYSPP Special purpose buoy 2
- LIGHTS Light 2
- SEAARE Sea area 2
- ADMARE 1
- CONZNE 1
- EXEZNE 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- MAGVAR Magnetic variation 1
- MIPARE 1
- TESARE 1
- WRECKS Wreck 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.
- Original NOAA ZIP archive https://www.charts.noaa.gov/ENCs/US4HI1KN.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4HI1KN/1.0/US4HI1KN.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4HI1KN/1.0/US4HI1KN.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4HI1KN/1.0/US4HI1KN.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4HI1KN/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Sep 26, 2025 | metadata.json |