NOAA S-57 chart cell
Alaska
US4AK5PK
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 662
- S-57 layers
- 25
- Published
- Mar 19, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 57.90000° N
- South
- 57.60000° N
- West
- 134.40000° W
- East
- 133.80000° W
- Center
- 57.75000° N, 134.10000° W
- Bounds area
- 346 sq nm
- Feature density
- 1.9119 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 26.5
- Smallest layer
- 1
- Largest layer
- 147
- Area sq km
- 1,188
- Features per sq km
- 0.55743
- COALNE Coastline 147
- UWTROC Underwater rock 141
- DEPARE Depth area 87
- DEPCNT Depth contour 84
- LNDARE Land area 52
- RIVERS River 27
- SLOGRD 26
- LNDELV 25
- SBDARE Seabed area 20
- OBSTRN Obstruction 9
- SEAARE Sea area 8
- LNDRGN Land region 6
- SOUNDG Sounding 5
- M_QUAL Data quality 4
- CBLARE 3
- CBLSUB 3
- M_NPUB 3
- BCNSPP Special purpose beacon 2
- CTNARE Caution area 2
- DAYMAR 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/US4AK5PK.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK5PK/1.0/US4AK5PK.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK5PK/1.0/US4AK5PK.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK5PK/1.0/US4AK5PK.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK5PK/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Mar 19, 2025 | metadata.json |