NOAA S-57 chart cell
Kotzebue Harbor and approaches
US4AK6WN
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 107
- S-57 layers
- 20
- Published
- Apr 7, 2022
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 66.30000° N
- South
- 66.00000° N
- West
- 166.20000° W
- East
- 165.60000° W
- Center
- 66.15000° N, 165.90000° W
- Bounds area
- 262 sq nm
- Feature density
- 0.4078 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 5.4
- Smallest layer
- 1
- Largest layer
- 64
- Area sq km
- 900
- Features per sq km
- 0.1189
- LAKARE 64
- LNDRGN Land region 9
- RIVERS River 6
- COALNE Coastline 4
- DEPARE Depth area 3
- SLCONS Shoreline construction 3
- DEPCNT Depth contour 2
- LNDARE Land area 2
- M_NPUB 2
- SEAARE Sea area 2
- BCNSPP Special purpose beacon 1
- BUAARE 1
- DAYMAR 1
- LIGHTS Light 1
- M_COVR Coverage 1
- M_NSYS 1
- M_QUAL Data quality 1
- MAGVAR Magnetic variation 1
- SOUNDG Sounding 1
- UWTROC Underwater rock 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/US4AK6WN.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK6WN/1.0/US4AK6WN.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK6WN/1.0/US4AK6WN.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK6WN/1.0/US4AK6WN.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK6WN/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Apr 7, 2022 | metadata.json |