NOAA S-57 chart cell
Kotzebue Harbor and approaches
US4AK6YP
- Usage band
- Approach · code 4
- Current edition
- 2.0
- Features
- 28
- S-57 layers
- 15
- Published
- Sep 17, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 66.90000° N
- South
- 66.60000° N
- West
- 165.00000° W
- East
- 164.40000° W
- Center
- 66.75000° N, 164.70000° W
- Bounds area
- 256 sq nm
- Feature density
- 0.1093 / sq nm
Chart Statistics
15 largest layers shown
- Average features per layer
- 1.9
- Smallest layer
- 1
- Largest layer
- 5
- Area sq km
- 879
- Features per sq km
- 0.03187
- DEPCNT Depth contour 5
- DEPARE Depth area 4
- SOUNDG Sounding 4
- M_NPUB 2
- M_QUAL Data quality 2
- SBDARE Seabed area 2
- ADMARE 1
- CONZNE 1
- EXEZNE 1
- M_COVR Coverage 1
- M_NSYS 1
- MAGVAR Magnetic variation 1
- OBSTRN Obstruction 1
- SEAARE Sea area 1
- TESARE 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/US4AK6YP.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK6YP/2.0/US4AK6YP.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK6YP/2.0/US4AK6YP.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK6YP/2.0/US4AK6YP.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK6YP/2.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.0 | Sep 17, 2024 | metadata.json |