NOAA S-57 chart cell
Prince William Sound, AK
US3AK1IS
- Usage band
- Coastal · code 3
- Current edition
- 1.0
- Features
- 2,964
- S-57 layers
- 54
- Published
- May 27, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 61.20000° N
- South
- 60.00000° N
- West
- 146.40000° W
- East
- 144.00000° W
- Center
- 60.60000° N, 145.20000° W
- Bounds area
- 5,096 sq nm
- Feature density
- 0.5816 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 54.9
- Smallest layer
- 1
- Largest layer
- 504
- Area sq km
- 17,480
- Features per sq km
- 0.16956
- COALNE Coastline 504
- DEPCNT Depth contour 426
- LNDARE Land area 408
- UWTROC Underwater rock 378
- DEPARE Depth area 284
- RIVERS River 275
- SBDARE Seabed area 152
- LNDRGN Land region 81
- OBSTRN Obstruction 55
- LNDELV 40
- SEAARE Sea area 38
- SLOGRD 38
- LIGHTS Light 31
- DAYMAR 23
- M_QUAL Data quality 22
- SLCONS Shoreline construction 22
- BUISGL 18
- ICEARE 17
- BCNLAT Lateral beacon 14
- BCNSPP Special purpose beacon 14
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/US3AK1IS.zip
- S-57 cell https://charts.openships.ai/noaa/s57/coastal/US3AK1IS/1.0/US3AK1IS.000
- GeoJSON https://charts.openships.ai/noaa/s57/coastal/US3AK1IS/1.0/US3AK1IS.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/coastal/US3AK1IS/1.0/US3AK1IS.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/coastal/US3AK1IS/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | May 27, 2026 | metadata.json |