NOAA S-57 chart cell
North Pacific Ocean - Brooks Banks, HI
US4HI2MI
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 57
- S-57 layers
- 14
- Published
- Nov 19, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 24.00000° N
- South
- 23.70000° N
- West
- 166.80000° W
- East
- 166.50000° W
- Center
- 23.85000° N, 166.65000° W
- Bounds area
- 297 sq nm
- Feature density
- 0.1921 / sq nm
Chart Statistics
14 largest layers shown
- Average features per layer
- 4.1
- Smallest layer
- 1
- Largest layer
- 18
- Area sq km
- 1,018
- Features per sq km
- 0.05601
- DEPCNT Depth contour 18
- DEPARE Depth area 17
- RESARE 5
- M_QUAL Data quality 4
- M_NPUB 2
- SEAARE Sea area 2
- SOUNDG Sounding 2
- CONZNE 1
- COSARE 1
- EXEZNE 1
- M_COVR Coverage 1
- M_NSYS 1
- MAGVAR Magnetic variation 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/US4HI2MI.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4HI2MI/1.0/US4HI2MI.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4HI2MI/1.0/US4HI2MI.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4HI2MI/1.0/US4HI2MI.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4HI2MI/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Nov 19, 2025 | metadata.json |