NOAA S-57 chart cell
Yukon River
US4AK6HU
- Usage band
- Approach · code 4
- Current edition
- 3.0
- Features
- 55
- S-57 layers
- 11
- Published
- May 12, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 61.80000° N
- South
- 61.50000° N
- West
- 162.00000° W
- East
- 161.40000° W
- Center
- 61.65000° N, 161.70000° W
- Bounds area
- 308 sq nm
- Feature density
- 0.1785 / sq nm
Chart Statistics
11 largest layers shown
- Average features per layer
- 5
- Smallest layer
- 1
- Largest layer
- 18
- Area sq km
- 1,057
- Features per sq km
- 0.05204
- COALNE Coastline 18
- LNDARE Land area 15
- OBSTRN Obstruction 9
- RIVERS River 4
- LNDRGN Land region 3
- DEPARE Depth area 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- M_QUAL Data quality 1
- MAGVAR Magnetic variation 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/US4AK6HU.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK6HU/3.0/US4AK6HU.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK6HU/3.0/US4AK6HU.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK6HU/3.0/US4AK6HU.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK6HU/3.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 3.0 | May 12, 2026 | metadata.json |