NOAA S-57 chart cell
Alaska
US4AK5QL
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 1,518
- S-57 layers
- 28
- Published
- Mar 19, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 58.20000° N
- South
- 57.90000° N
- West
- 133.80000° W
- East
- 133.20000° W
- Center
- 58.05000° N, 133.50000° W
- Bounds area
- 343 sq nm
- Feature density
- 4.4209 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 54.2
- Smallest layer
- 1
- Largest layer
- 472
- Area sq km
- 1,178
- Features per sq km
- 1.28892
- DEPCNT Depth contour 472
- DEPARE Depth area 412
- SBDARE Seabed area 320
- COALNE Coastline 95
- RIVERS River 85
- LNDARE Land area 38
- LNDRGN Land region 16
- BUISGL 12
- SEAARE Sea area 11
- SLCONS Shoreline construction 8
- LNDELV 7
- M_QUAL Data quality 7
- UWTROC Underwater rock 6
- LNDMRK 5
- SOUNDG Sounding 5
- CTRPNT 3
- SLOTOP 3
- MAGVAR Magnetic variation 2
- SLOGRD 2
- ACHARE Anchorage area 1
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/US4AK5QL.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK5QL/1.0/US4AK5QL.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK5QL/1.0/US4AK5QL.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK5QL/1.0/US4AK5QL.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK5QL/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Mar 19, 2025 | metadata.json |