NOAA S-57 chart cell
Alaska
US4AK5FZ
- Usage band
- Approach · code 4
- Current edition
- 1.2
- Features
- 4,064
- S-57 layers
- 42
- Published
- Sep 24, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 54.90000° N
- South
- 54.60000° N
- West
- 133.20000° W
- East
- 132.60000° W
- Center
- 54.75000° N, 132.90000° W
- Bounds area
- 374 sq nm
- Feature density
- 10.8519 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 96.8
- Smallest layer
- 1
- Largest layer
- 811
- Area sq km
- 1,284
- Features per sq km
- 3.16392
- LNDARE Land area 811
- UWTROC Underwater rock 667
- COALNE Coastline 574
- DEPCNT Depth contour 574
- DEPARE Depth area 523
- SBDARE Seabed area 478
- RIVERS River 119
- WEDKLP 75
- LNDELV 49
- OBSTRN Obstruction 32
- SEAARE Sea area 32
- LNDRGN Land region 31
- SOUNDG Sounding 13
- M_QUAL Data quality 12
- SLCONS Shoreline construction 9
- MAGVAR Magnetic variation 8
- CTNARE Caution area 7
- SLOTOP 7
- ACHARE Anchorage area 5
- ADMARE 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/US4AK5FZ.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4AK5FZ/1.2/US4AK5FZ.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4AK5FZ/1.2/US4AK5FZ.001
- S-57 update 002 https://charts.openships.ai/noaa/s57/approach/US4AK5FZ/1.2/US4AK5FZ.002
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK5FZ/1.2/US4AK5FZ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK5FZ/1.2/US4AK5FZ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK5FZ/1.2/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.2 | Sep 24, 2025 | metadata.json |