NOAA S-57 chart cell
Alaska
US4AK6IN
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 159
- S-57 layers
- 20
- Published
- Dec 22, 2023
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 62.10000° N
- South
- 61.80000° N
- West
- 166.20000° W
- East
- 165.60000° W
- Center
- 61.95000° N, 165.90000° W
- Bounds area
- 305 sq nm
- Feature density
- 0.5211 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 8
- Smallest layer
- 1
- Largest layer
- 44
- Area sq km
- 1,047
- Features per sq km
- 0.15193
- DEPCNT Depth contour 44
- DEPARE Depth area 40
- RIVERS River 17
- COALNE Coastline 9
- LNDRGN Land region 8
- SEAARE Sea area 7
- LNDARE Land area 5
- SBDARE Seabed area 5
- M_QUAL Data quality 4
- SLOGRD 4
- SOUNDG Sounding 4
- LNDELV 3
- SLCONS Shoreline construction 2
- CTNARE Caution area 1
- LNDMRK 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- MAGVAR Magnetic variation 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/US4AK6IN.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK6IN/1.0/US4AK6IN.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK6IN/1.0/US4AK6IN.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK6IN/1.0/US4AK6IN.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK6IN/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Dec 22, 2023 | metadata.json |