NOAA S-57 chart cell
North Pacific Ocean - Auau Channel, Lana'i and Maui, HI
US4HI1LO
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 735
- S-57 layers
- 38
- Published
- Sep 26, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 21.00000° N
- South
- 20.70000° N
- West
- 156.90000° W
- East
- 156.60000° W
- Center
- 20.85000° N, 156.75000° W
- Bounds area
- 303 sq nm
- Feature density
- 2.4242 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 19.3
- Smallest layer
- 1
- Largest layer
- 192
- Area sq km
- 1,040
- Features per sq km
- 0.70679
- SBDARE Seabed area 192
- DEPCNT Depth contour 122
- DEPARE Depth area 103
- COALNE Coastline 57
- UWTROC Underwater rock 57
- LNDARE Land area 42
- OBSTRN Obstruction 23
- BUISGL 16
- LNDRGN Land region 16
- SOUNDG Sounding 14
- LNDELV 13
- SLOGRD 10
- SEAARE Sea area 8
- SLCONS Shoreline construction 8
- M_QUAL Data quality 6
- LIGHTS Light 5
- LNDMRK 5
- RIVERS River 4
- SILTNK 4
- WEDKLP 4
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/US4HI1LO.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4HI1LO/1.0/US4HI1LO.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4HI1LO/1.0/US4HI1LO.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4HI1LO/1.0/US4HI1LO.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4HI1LO/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Sep 26, 2025 | metadata.json |