NOAA S-57 chart cell
Alaska
US4AK6DO
- Usage band
- Approach · code 4
- Current edition
- 1.1
- Features
- 147
- S-57 layers
- 16
- Published
- Jun 9, 2021
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 60.60000° N
- South
- 60.30000° N
- West
- 165.60000° W
- East
- 165.00000° W
- Center
- 60.45000° N, 165.30000° W
- Bounds area
- 320 sq nm
- Feature density
- 0.4594 / sq nm
Chart Statistics
16 largest layers shown
- Average features per layer
- 9.2
- Smallest layer
- 1
- Largest layer
- 48
- Area sq km
- 1,098
- Features per sq km
- 0.13393
- RIVERS River 48
- DEPCNT Depth contour 28
- DEPARE Depth area 15
- LNDRGN Land region 12
- M_QUAL Data quality 9
- COALNE Coastline 7
- LNDARE Land area 7
- SEAARE Sea area 6
- SOUNDG Sounding 6
- CTNARE Caution area 2
- MAGVAR Magnetic variation 2
- LNDELV 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- SLOGRD 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/US4AK6DO.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4AK6DO/1.1/US4AK6DO.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4AK6DO/1.1/US4AK6DO.001
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK6DO/1.1/US4AK6DO.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK6DO/1.1/US4AK6DO.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK6DO/1.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.1 | Jun 9, 2021 | metadata.json |