NOAA S-57 chart cell
Prince William Sound, AK
US3AK1IR
- Usage band
- Coastal · code 3
- Current edition
- 1.0
- Features
- 10,057
- S-57 layers
- 62
- Published
- May 27, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 61.20000° N
- South
- 60.00000° N
- West
- 148.80000° W
- East
- 146.40000° W
- Center
- 60.60000° N, 147.60000° W
- Bounds area
- 5,096 sq nm
- Feature density
- 1.9733 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 162.2
- Smallest layer
- 1
- Largest layer
- 3,567
- Area sq km
- 17,480
- Features per sq km
- 0.57533
- UWTROC Underwater rock 3,567
- COALNE Coastline 1,268
- DEPCNT Depth contour 1,207
- LNDARE Land area 966
- DEPARE Depth area 936
- SBDARE Seabed area 528
- RIVERS River 462
- LNDELV 202
- SLOGRD 135
- ICEARE 127
- SEAARE Sea area 127
- OBSTRN Obstruction 111
- LNDRGN Land region 68
- LIGHTS Light 46
- WEDKLP 36
- DAYMAR 32
- BCNSPP Special purpose beacon 23
- BUISGL 20
- SOUNDG Sounding 16
- CTNARE Caution area 12
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/US3AK1IR.zip
- S-57 cell https://charts.openships.ai/noaa/s57/coastal/US3AK1IR/1.0/US3AK1IR.000
- GeoJSON https://charts.openships.ai/noaa/s57/coastal/US3AK1IR/1.0/US3AK1IR.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/coastal/US3AK1IR/1.0/US3AK1IR.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/coastal/US3AK1IR/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | May 27, 2026 | metadata.json |