NOAA S-57 chart cell
North Pacific Ocean - Seal Island, HI
US5HI9AC
- Usage band
- Harbor · code 5
- Current edition
- 1.0
- Features
- 549
- S-57 layers
- 15
- Published
- Sep 17, 2025
- Manifest updated
- Jun 22, 2026, 3:13 PM UTC
Coverage
- North
- 27.82500° N
- South
- 27.75000° N
- West
- 175.95000° W
- East
- 175.87500° W
- Center
- 27.78750° N, 175.91250° W
- Bounds area
- 18 sq nm
- Feature density
- 30.6036 / sq nm
Chart Statistics
15 largest layers shown
- Average features per layer
- 36.6
- Smallest layer
- 1
- Largest layer
- 202
- Area sq km
- 62
- Features per sq km
- 8.92259
- DEPARE Depth area 202
- DEPCNT Depth contour 200
- SBDARE Seabed area 113
- LNDARE Land area 6
- UWTROC Underwater rock 6
- COALNE Coastline 5
- RESARE 5
- OBSTRN Obstruction 3
- SOUNDG Sounding 3
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- M_QUAL Data quality 1
- MAGVAR Magnetic variation 1
- SEAARE Sea area 1
Nearby Chart Cells
Harbor 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/US5HI9AC.zip
- S-57 cell https://charts.openships.ai/noaa/s57/harbor/US5HI9AC/1.0/US5HI9AC.000
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5HI9AC/1.0/US5HI9AC.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5HI9AC/1.0/US5HI9AC.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5HI9AC/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Sep 17, 2025 | metadata.json |