NOAA S-57 chart cell
Nushagak Bay to Bristol Bay and Kvichak Bay
US4AK3XW
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 177
- S-57 layers
- 20
- Published
- Oct 12, 2023
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 58.80000° N
- South
- 58.50000° N
- West
- 158.40000° W
- East
- 157.80000° W
- Center
- 58.65000° N, 158.10000° W
- Bounds area
- 338 sq nm
- Feature density
- 0.5243 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 8.9
- Smallest layer
- 1
- Largest layer
- 52
- Area sq km
- 1,158
- Features per sq km
- 0.15286
- DEPARE Depth area 52
- DEPCNT Depth contour 52
- SBDARE Seabed area 20
- RIVERS River 12
- COALNE Coastline 8
- M_QUAL Data quality 7
- SOUNDG Sounding 6
- SEAARE Sea area 5
- CTNARE Caution area 2
- LNDRGN Land region 2
- MAGVAR Magnetic variation 2
- BUAARE 1
- BUISGL 1
- LNDARE Land area 1
- LNDELV 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- SLOTOP 1
- UNSARE 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/US4AK3XW.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK3XW/1.0/US4AK3XW.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK3XW/1.0/US4AK3XW.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK3XW/1.0/US4AK3XW.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK3XW/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Oct 12, 2023 | metadata.json |