NOAA S-57 chart cell
Bristol Bay - Approaches to Kvichak Bay and Egegik Bay
US4AK3WX
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 280
- S-57 layers
- 24
- Published
- Oct 12, 2023
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 58.50000° N
- South
- 58.20000° N
- West
- 157.80000° W
- East
- 157.20000° W
- Center
- 58.35000° N, 157.50000° W
- Bounds area
- 340 sq nm
- Feature density
- 0.8224 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 11.7
- Smallest layer
- 1
- Largest layer
- 76
- Area sq km
- 1,168
- Features per sq km
- 0.23976
- DEPARE Depth area 76
- DEPCNT Depth contour 75
- COALNE Coastline 31
- RIVERS River 17
- SBDARE Seabed area 17
- SLOTOP 9
- LNDRGN Land region 8
- LNDARE Land area 7
- BUISGL 6
- SEAARE Sea area 6
- M_QUAL Data quality 5
- SLCONS Shoreline construction 5
- LAKARE 3
- SOUNDG Sounding 3
- MAGVAR Magnetic variation 2
- SILTNK 2
- BUAARE 1
- CTNARE Caution area 1
- LNDMRK 1
- M_COVR Coverage 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/US4AK3WX.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK3WX/1.0/US4AK3WX.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK3WX/1.0/US4AK3WX.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK3WX/1.0/US4AK3WX.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK3WX/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Oct 12, 2023 | metadata.json |