NOAA S-57 chart cell
Dixon Entrance, AK
US4AK5FP
- Usage band
- Approach · code 4
- Current edition
- 1.1
- Features
- 1,768
- S-57 layers
- 31
- Published
- Jun 18, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 54.90000° N
- South
- 54.71000° N
- West
- 131.40000° W
- East
- 130.80000° W
- Center
- 54.80500° N, 131.10000° W
- Bounds area
- 237 sq nm
- Feature density
- 7.4644 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 57
- Smallest layer
- 1
- Largest layer
- 301
- Area sq km
- 812
- Features per sq km
- 2.17627
- DEPCNT Depth contour 301
- UWTROC Underwater rock 298
- COALNE Coastline 261
- LNDARE Land area 250
- DEPARE Depth area 241
- SBDARE Seabed area 189
- WEDKLP 54
- LNDELV 53
- SLOGRD 25
- OBSTRN Obstruction 13
- M_QUAL Data quality 11
- RIVERS River 11
- SEAARE Sea area 11
- SOUNDG Sounding 9
- LNDRGN Land region 8
- PILPNT 5
- BCNSPP Special purpose beacon 4
- LIGHTS Light 4
- ADMARE 3
- DAYMAR 3
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/US4AK5FP.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4AK5FP/1.1/US4AK5FP.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4AK5FP/1.1/US4AK5FP.001
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK5FP/1.1/US4AK5FP.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK5FP/1.1/US4AK5FP.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK5FP/1.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.1 | Jun 18, 2025 | metadata.json |