NOAA S-57 chart cell
Chiniak Bay and Kizhuyak Bay
US4AK4JF
- Usage band
- Approach · code 4
- Current edition
- 2.1
- Features
- 2,167
- S-57 layers
- 56
- Published
- Aug 26, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 57.90000° N
- South
- 57.60000° N
- West
- 153.00000° W
- East
- 152.40000° W
- Center
- 57.75000° N, 152.70000° W
- Bounds area
- 346 sq nm
- Feature density
- 6.2585 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 38.7
- Smallest layer
- 1
- Largest layer
- 382
- Area sq km
- 1,188
- Features per sq km
- 1.82469
- UWTROC Underwater rock 382
- DEPCNT Depth contour 368
- DEPARE Depth area 348
- SBDARE Seabed area 235
- COALNE Coastline 166
- LNDELV 118
- LNDARE Land area 91
- RIVERS River 78
- OBSTRN Obstruction 57
- SLCONS Shoreline construction 49
- WEDKLP 35
- M_QUAL Data quality 32
- SEAARE Sea area 24
- SLOGRD 18
- LIGHTS Light 15
- LNDRGN Land region 15
- SOUNDG Sounding 15
- LAKARE 10
- SLOTOP 10
- BOYLAT Lateral buoy 8
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/US4AK4JF.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4AK4JF/2.1/US4AK4JF.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4AK4JF/2.1/US4AK4JF.001
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK4JF/2.1/US4AK4JF.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK4JF/2.1/US4AK4JF.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK4JF/2.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.1 | Aug 26, 2025 | metadata.json |