NOAA S-57 chart cell
Prince William Sound, AK
US3AK1HR
- Usage band
- Coastal · code 3
- Current edition
- 1.0
- Features
- 1,181
- S-57 layers
- 39
- Published
- May 27, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 60.00000° N
- South
- 58.80000° N
- West
- 148.80000° W
- East
- 146.40000° W
- Center
- 59.40000° N, 147.60000° W
- Bounds area
- 5,285 sq nm
- Feature density
- 0.2235 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 30.3
- Smallest layer
- 1
- Largest layer
- 303
- Area sq km
- 18,126
- Features per sq km
- 0.06515
- UWTROC Underwater rock 303
- SBDARE Seabed area 259
- DEPCNT Depth contour 154
- DEPARE Depth area 117
- LNDARE Land area 70
- COALNE Coastline 65
- RIVERS River 40
- LNDELV 23
- OBSTRN Obstruction 23
- SEAARE Sea area 18
- M_QUAL Data quality 11
- WEDKLP 11
- SOUNDG Sounding 10
- LNDRGN Land region 9
- SLOGRD 7
- CBLSUB 6
- LIGHTS Light 6
- MAGVAR Magnetic variation 6
- TESARE 6
- WATTUR 5
Nearby Chart Cells
Coastal 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/US3AK1HR.zip
- S-57 cell https://charts.openships.ai/noaa/s57/coastal/US3AK1HR/1.0/US3AK1HR.000
- GeoJSON https://charts.openships.ai/noaa/s57/coastal/US3AK1HR/1.0/US3AK1HR.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/coastal/US3AK1HR/1.0/US3AK1HR.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/coastal/US3AK1HR/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | May 27, 2026 | metadata.json |