NOAA S-57 chart cell
Main Hawaiian Islands - Kauai Channel - Southeast of Nawiliwili Bay, HI
US4HI1OG
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 23
- S-57 layers
- 14
- Published
- Aug 12, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 21.90000° N
- South
- 21.60000° N
- West
- 159.30000° W
- East
- 159.00000° W
- Center
- 21.75000° N, 159.15000° W
- Bounds area
- 301 sq nm
- Feature density
- 0.0763 / sq nm
Chart Statistics
14 largest layers shown
- Average features per layer
- 1.6
- Smallest layer
- 1
- Largest layer
- 5
- Area sq km
- 1,034
- Features per sq km
- 0.02225
- CBLSUB 5
- SBDARE Seabed area 4
- DEPARE Depth area 2
- SOUNDG Sounding 2
- CONZNE 1
- DEPCNT Depth contour 1
- EXEZNE 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- M_QUAL Data quality 1
- MAGVAR Magnetic variation 1
- SEAARE Sea area 1
- TESARE 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/US4HI1OG.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4HI1OG/1.0/US4HI1OG.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4HI1OG/1.0/US4HI1OG.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4HI1OG/1.0/US4HI1OG.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4HI1OG/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Aug 12, 2025 | metadata.json |