NOAA S-57 chart cell
Alaska
US4AK5PH
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 3,457
- S-57 layers
- 31
- Published
- Apr 22, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 57.90000° N
- South
- 57.60000° N
- West
- 136.20000° W
- East
- 135.60000° W
- Center
- 57.75000° N, 135.90000° W
- Bounds area
- 346 sq nm
- Feature density
- 9.9841 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 111.5
- Smallest layer
- 1
- Largest layer
- 740
- Area sq km
- 1,188
- Features per sq km
- 2.91091
- DEPCNT Depth contour 740
- DEPARE Depth area 715
- SBDARE Seabed area 466
- UWTROC Underwater rock 407
- LNDARE Land area 266
- OBSTRN Obstruction 211
- COALNE Coastline 198
- RIVERS River 125
- SLOGRD 65
- M_QUAL Data quality 41
- LNDELV 40
- SEAARE Sea area 38
- WEDKLP 37
- LNDRGN Land region 26
- BUISGL 23
- SOUNDG Sounding 13
- LAKARE 8
- DAYMAR 7
- MAGVAR Magnetic variation 6
- BCNLAT Lateral beacon 5
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/US4AK5PH.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK5PH/1.0/US4AK5PH.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK5PH/1.0/US4AK5PH.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK5PH/1.0/US4AK5PH.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK5PH/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Apr 22, 2024 | metadata.json |