NOAA S-57 chart cell
Kenai Peninsula
US4AK4SN
- Usage band
- Approach · code 4
- Current edition
- 2.0
- Features
- 4,012
- S-57 layers
- 35
- Published
- Mar 6, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 60.60000° N
- South
- 60.30000° N
- West
- 148.20000° W
- East
- 147.60000° W
- Center
- 60.45000° N, 147.90000° W
- Bounds area
- 320 sq nm
- Feature density
- 12.5369 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 114.6
- Smallest layer
- 1
- Largest layer
- 1,733
- Area sq km
- 1,098
- Features per sq km
- 3.65519
- UWTROC Underwater rock 1,733
- COALNE Coastline 603
- DEPCNT Depth contour 377
- DEPARE Depth area 366
- LNDARE Land area 363
- SBDARE Seabed area 212
- RIVERS River 105
- OBSTRN Obstruction 56
- SEAARE Sea area 38
- M_QUAL Data quality 37
- LNDELV 23
- LNDRGN Land region 20
- LAKARE 12
- SLOTOP 10
- SOUNDG Sounding 9
- CBLSUB 8
- SLOGRD 7
- MORFAC 5
- BCNSPP Special purpose beacon 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/US4AK4SN.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK4SN/2.0/US4AK4SN.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK4SN/2.0/US4AK4SN.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK4SN/2.0/US4AK4SN.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK4SN/2.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.0 | Mar 6, 2025 | metadata.json |