NOAA S-57 chart cell
Shelikof Strait
US4AK4IC
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 436
- S-57 layers
- 26
- Published
- Aug 1, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 57.60000° N
- South
- 57.30000° N
- West
- 154.80000° W
- East
- 154.20000° W
- Center
- 57.45000° N, 154.50000° W
- Bounds area
- 349 sq nm
- Feature density
- 1.2489 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 16.8
- Smallest layer
- 1
- Largest layer
- 70
- Area sq km
- 1,197
- Features per sq km
- 0.36411
- UWTROC Underwater rock 70
- DEPCNT Depth contour 65
- COALNE Coastline 63
- DEPARE Depth area 54
- LNDARE Land area 36
- SBDARE Seabed area 33
- LNDELV 28
- RIVERS River 18
- WEDKLP 17
- M_VDAT 13
- LNDRGN Land region 9
- SEAARE Sea area 6
- SLOTOP 5
- SOUNDG Sounding 4
- BUISGL 3
- LNDMRK 2
- ADMARE 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 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/US4AK4IC.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK4IC/1.0/US4AK4IC.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK4IC/1.0/US4AK4IC.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK4IC/1.0/US4AK4IC.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK4IC/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Aug 1, 2025 | metadata.json |