NOAA S-57 chart cell
Alaska
US4AK5PJ
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 554
- S-57 layers
- 27
- Published
- Mar 19, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 57.90000° N
- South
- 57.60000° N
- West
- 135.00000° W
- East
- 134.40000° W
- Center
- 57.75000° N, 134.70000° W
- Bounds area
- 346 sq nm
- Feature density
- 1.6 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 20.5
- Smallest layer
- 1
- Largest layer
- 100
- Area sq km
- 1,188
- Features per sq km
- 0.46649
- SBDARE Seabed area 100
- DEPCNT Depth contour 96
- DEPARE Depth area 90
- UWTROC Underwater rock 82
- COALNE Coastline 57
- WEDKLP 31
- SLOGRD 17
- OBSTRN Obstruction 13
- LNDARE Land area 11
- SEAARE Sea area 10
- RIVERS River 9
- LNDELV 7
- LNDRGN Land region 5
- M_QUAL Data quality 4
- M_NPUB 3
- SOUNDG Sounding 3
- BUISGL 2
- CBLSUB 2
- MAGVAR Magnetic variation 2
- PILPNT 2
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/US4AK5PJ.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK5PJ/1.0/US4AK5PJ.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK5PJ/1.0/US4AK5PJ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK5PJ/1.0/US4AK5PJ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK5PJ/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Mar 19, 2025 | metadata.json |