NOAA S-57 chart cell
North Pacific Ocean - Awakee Bay to Kakapa Bay, HI
US4HI1IR
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 103
- S-57 layers
- 26
- Published
- Jan 13, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 20.10000° N
- South
- 19.80000° N
- West
- 156.30000° W
- East
- 156.00000° W
- Center
- 19.95000° N, 156.15000° W
- Bounds area
- 305 sq nm
- Feature density
- 0.3377 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 4
- Smallest layer
- 1
- Largest layer
- 20
- Area sq km
- 1,046
- Features per sq km
- 0.09847
- SBDARE Seabed area 20
- DEPARE Depth area 17
- DEPCNT Depth contour 16
- UWTROC Underwater rock 11
- CBLSUB 5
- SEAARE Sea area 5
- LNDRGN Land region 4
- BOYSPP Special purpose buoy 3
- LIGHTS Light 3
- M_QUAL Data quality 3
- ADMARE 1
- BUAARE 1
- COALNE Coastline 1
- CONZNE 1
- COSARE 1
- CTRPNT 1
- EXEZNE 1
- LNDARE Land area 1
- M_COVR Coverage 1
- M_NPUB 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/US4HI1IR.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4HI1IR/1.0/US4HI1IR.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4HI1IR/1.0/US4HI1IR.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4HI1IR/1.0/US4HI1IR.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4HI1IR/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Jan 13, 2026 | metadata.json |