NOAA S-57 chart cell
Alaska
US4AK5PL
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 1,234
- S-57 layers
- 36
- Published
- Mar 19, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 57.90000° N
- South
- 57.60000° N
- West
- 133.80000° W
- East
- 133.20000° W
- Center
- 57.75000° N, 133.50000° W
- Bounds area
- 346 sq nm
- Feature density
- 3.5639 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 34.3
- Smallest layer
- 1
- Largest layer
- 343
- Area sq km
- 1,188
- Features per sq km
- 1.03907
- DEPCNT Depth contour 343
- DEPARE Depth area 250
- SBDARE Seabed area 134
- UWTROC Underwater rock 130
- RIVERS River 102
- COALNE Coastline 55
- LNDELV 52
- LNDARE Land area 42
- M_QUAL Data quality 17
- WEDKLP 14
- SLOGRD 13
- SOUNDG Sounding 12
- SEAARE Sea area 11
- OBSTRN Obstruction 9
- LNDRGN Land region 7
- LIGHTS Light 6
- BCNSPP Special purpose beacon 5
- DAYMAR 5
- CBLARE 3
- M_NPUB 3
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/US4AK5PL.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK5PL/1.0/US4AK5PL.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK5PL/1.0/US4AK5PL.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK5PL/1.0/US4AK5PL.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK5PL/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Mar 19, 2025 | metadata.json |