NOAA S-57 chart cell
Alaska
US4AK5HZ
- Usage band
- Approach · code 4
- Current edition
- 1.1
- Features
- 5,036
- S-57 layers
- 47
- Published
- Feb 14, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 55.50000° N
- South
- 55.20000° N
- West
- 133.20000° W
- East
- 132.60000° W
- Center
- 55.35000° N, 132.90000° W
- Bounds area
- 369 sq nm
- Feature density
- 13.6504 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 107.1
- Smallest layer
- 1
- Largest layer
- 1,173
- Area sq km
- 1,265
- Features per sq km
- 3.97983
- DEPCNT Depth contour 1,173
- DEPARE Depth area 1,065
- UWTROC Underwater rock 628
- SBDARE Seabed area 580
- LNDARE Land area 430
- COALNE Coastline 340
- SLCONS Shoreline construction 127
- WEDKLP 120
- RIVERS River 99
- PONTON 90
- OBSTRN Obstruction 76
- M_QUAL Data quality 42
- SEAARE Sea area 34
- LNDRGN Land region 25
- BUISGL 21
- PILPNT 19
- SOUNDG Sounding 19
- LIGHTS Light 15
- LNDELV 15
- SLOGRD 13
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/US4AK5HZ.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4AK5HZ/1.1/US4AK5HZ.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4AK5HZ/1.1/US4AK5HZ.001
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK5HZ/1.1/US4AK5HZ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK5HZ/1.1/US4AK5HZ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK5HZ/1.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.1 | Feb 14, 2025 | metadata.json |