NOAA S-57 chart cell
Akutan Pass and Vicinity
US4AK3HJ
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 2,194
- S-57 layers
- 33
- Published
- Aug 7, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 54.00000° N
- South
- 53.70000° N
- West
- 166.20000° W
- East
- 165.60000° W
- Center
- 53.85000° N, 165.90000° W
- Bounds area
- 383 sq nm
- Feature density
- 5.7319 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 66.5
- Smallest layer
- 1
- Largest layer
- 713
- Area sq km
- 1,313
- Features per sq km
- 1.67115
- UWTROC Underwater rock 713
- DEPCNT Depth contour 240
- WEDKLP 218
- DEPARE Depth area 217
- SBDARE Seabed area 202
- LNDARE Land area 158
- COALNE Coastline 151
- LNDELV 77
- OBSTRN Obstruction 61
- M_QUAL Data quality 22
- RIVERS River 21
- SLOGRD 19
- SEAARE Sea area 17
- SLOTOP 16
- LAKARE 15
- SOUNDG Sounding 11
- WATTUR 8
- CTNARE Caution area 5
- MAGVAR Magnetic variation 4
- ADMARE 2
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/US4AK3HJ.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK3HJ/1.0/US4AK3HJ.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK3HJ/1.0/US4AK3HJ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK3HJ/1.0/US4AK3HJ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK3HJ/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Aug 7, 2024 | metadata.json |