NOAA S-57 chart cell
Cross Sound to Icy Bay, AK
US3AK1GU
- Usage band
- Coastal · code 3
- Current edition
- 1.0
- Features
- 84
- S-57 layers
- 11
- Published
- Aug 5, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 58.80000° N
- South
- 57.60000° N
- West
- 141.60000° W
- East
- 139.20000° W
- Center
- 58.20000° N, 140.40000° W
- Bounds area
- 5,471 sq nm
- Feature density
- 0.0154 / sq nm
Chart Statistics
11 largest layers shown
- Average features per layer
- 7.6
- Smallest layer
- 1
- Largest layer
- 30
- Area sq km
- 18,764
- Features per sq km
- 0.00448
- DEPCNT Depth contour 30
- DEPARE Depth area 21
- SBDARE Seabed area 11
- MAGVAR Magnetic variation 5
- SOUNDG Sounding 5
- M_QUAL Data quality 4
- SEAARE Sea area 4
- EXEZNE 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
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/US3AK1GU.zip
- S-57 cell https://charts.openships.ai/noaa/s57/coastal/US3AK1GU/1.0/US3AK1GU.000
- GeoJSON https://charts.openships.ai/noaa/s57/coastal/US3AK1GU/1.0/US3AK1GU.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/coastal/US3AK1GU/1.0/US3AK1GU.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/coastal/US3AK1GU/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Aug 5, 2025 | metadata.json |