NOAA S-57 chart cell
Alaska
US4AK5PG
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 5,507
- S-57 layers
- 36
- Published
- Apr 22, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 57.90000° N
- South
- 57.60000° N
- West
- 136.80000° W
- East
- 136.20000° W
- Center
- 57.75000° N, 136.50000° W
- Bounds area
- 346 sq nm
- Feature density
- 15.9047 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 153
- Smallest layer
- 1
- Largest layer
- 1,869
- Area sq km
- 1,188
- Features per sq km
- 4.63708
- UWTROC Underwater rock 1,869
- COALNE Coastline 991
- DEPCNT Depth contour 528
- DEPARE Depth area 501
- LNDARE Land area 479
- SBDARE Seabed area 369
- OBSTRN Obstruction 357
- WEDKLP 91
- RIVERS River 64
- LNDELV 54
- WATTUR 43
- SEAARE Sea area 38
- LNDRGN Land region 28
- SLOGRD 17
- SLOTOP 15
- SOUNDG Sounding 13
- M_QUAL Data quality 10
- MAGVAR Magnetic variation 6
- LAKARE 5
- LNDMRK 4
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/US4AK5PG.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK5PG/1.0/US4AK5PG.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK5PG/1.0/US4AK5PG.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK5PG/1.0/US4AK5PG.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK5PG/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Apr 22, 2024 | metadata.json |