NOAA S-57 chart cell
Alaska
US4AK5JP
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 842
- S-57 layers
- 26
- Published
- Jan 7, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 56.10000° N
- South
- 55.80000° N
- West
- 131.40000° W
- East
- 130.80000° W
- Center
- 55.95000° N, 131.10000° W
- Bounds area
- 363 sq nm
- Feature density
- 2.3175 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 32.4
- Smallest layer
- 1
- Largest layer
- 168
- Area sq km
- 1,246
- Features per sq km
- 0.67569
- DEPCNT Depth contour 168
- DEPARE Depth area 158
- RIVERS River 90
- COALNE Coastline 87
- SBDARE Seabed area 78
- UWTROC Underwater rock 73
- LNDARE Land area 48
- LNDELV 45
- M_QUAL Data quality 18
- LAKARE 15
- SLOTOP 14
- SEAARE Sea area 10
- LNDRGN Land region 8
- SLOGRD 6
- M_NPUB 5
- SOUNDG Sounding 4
- FSHZNE 3
- BUISGL 2
- MAGVAR Magnetic variation 2
- OBSTRN Obstruction 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/US4AK5JP.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK5JP/1.0/US4AK5JP.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK5JP/1.0/US4AK5JP.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK5JP/1.0/US4AK5JP.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK5JP/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Jan 7, 2025 | metadata.json |