NOAA S-57 chart cell
Kamishak Bay
US4AK4OC
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 82
- S-57 layers
- 19
- Published
- Apr 1, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 59.40000° N
- South
- 59.10000° N
- West
- 154.80000° W
- East
- 154.20000° W
- Center
- 59.25000° N, 154.50000° W
- Bounds area
- 332 sq nm
- Feature density
- 0.2472 / sq nm
Chart Statistics
19 largest layers shown
- Average features per layer
- 4.3
- Smallest layer
- 1
- Largest layer
- 18
- Area sq km
- 1,138
- Features per sq km
- 0.07206
- UWTROC Underwater rock 18
- SBDARE Seabed area 15
- RIVERS River 9
- COALNE Coastline 8
- LNDELV 8
- LNDRGN Land region 4
- SEAARE Sea area 4
- LNDARE Land area 3
- DEPARE Depth area 2
- MAGVAR Magnetic variation 2
- BUAARE 1
- DEPCNT Depth contour 1
- LAKARE 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- M_QUAL Data quality 1
- OBSTRN Obstruction 1
- SOUNDG Sounding 1
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/US4AK4OC.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK4OC/1.0/US4AK4OC.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK4OC/1.0/US4AK4OC.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK4OC/1.0/US4AK4OC.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK4OC/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Apr 1, 2024 | metadata.json |