NOAA S-57 chart cell
Bristol Bay
US4AK3XT
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 201
- S-57 layers
- 23
- Published
- Dec 12, 2023
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 58.80000° N
- South
- 58.50000° N
- West
- 160.20000° W
- East
- 159.60000° W
- Center
- 58.65000° N, 159.90000° W
- Bounds area
- 338 sq nm
- Feature density
- 0.5954 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 8.7
- Smallest layer
- 1
- Largest layer
- 50
- Area sq km
- 1,158
- Features per sq km
- 0.17359
- DEPCNT Depth contour 50
- DEPARE Depth area 37
- SBDARE Seabed area 31
- UWTROC Underwater rock 23
- COALNE Coastline 14
- OBSTRN Obstruction 11
- LNDARE Land area 10
- LNDRGN Land region 3
- RESARE 3
- RIVERS River 3
- M_QUAL Data quality 2
- MAGVAR Magnetic variation 2
- PILBOP 2
- ADMARE 1
- CONZNE 1
- EXEZNE 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- SEAARE Sea area 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/US4AK3XT.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK3XT/1.0/US4AK3XT.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK3XT/1.0/US4AK3XT.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK3XT/1.0/US4AK3XT.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK3XT/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Dec 12, 2023 | metadata.json |