NOAA S-57 chart cell
Dixon Entrance, AK
US4AK5HQ
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 301
- S-57 layers
- 21
- Published
- Nov 19, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 55.50000° N
- South
- 55.20000° N
- West
- 130.80000° W
- East
- 130.22000° W
- Center
- 55.35000° N, 130.51000° W
- Bounds area
- 357 sq nm
- Feature density
- 0.844 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 14.3
- Smallest layer
- 1
- Largest layer
- 70
- Area sq km
- 1,223
- Features per sq km
- 0.24608
- DEPARE Depth area 70
- DEPCNT Depth contour 70
- RIVERS River 34
- COALNE Coastline 30
- SBDARE Seabed area 23
- SLOTOP 16
- UWTROC Underwater rock 14
- LNDELV 11
- LNDARE Land area 10
- MAGVAR Magnetic variation 4
- SEAARE Sea area 4
- LAKARE 3
- SOUNDG Sounding 3
- M_QUAL Data quality 2
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- MORFAC 1
- OBSTRN Obstruction 1
- SLOGRD 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/US4AK5HQ.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK5HQ/1.0/US4AK5HQ.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK5HQ/1.0/US4AK5HQ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK5HQ/1.0/US4AK5HQ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK5HQ/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Nov 19, 2024 | metadata.json |