NOAA S-57 chart cell
Chiachi Island to Nagai Island
US4AK58M
- Usage band
- Approach · code 4
- Current edition
- 14.0
- Features
- 25
- S-57 layers
- 12
- Published
- Jun 22, 2023
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 55.94256° N
- South
- 55.11426° N
- West
- 159.93874° W
- East
- 158.86581° W
- Center
- 55.52841° N, 159.40227° W
- Bounds area
- 1,813 sq nm
- Feature density
- 0.0138 / sq nm
Chart Statistics
12 largest layers shown
- Average features per layer
- 2.1
- Smallest layer
- 1
- Largest layer
- 6
- Area sq km
- 6,219
- Features per sq km
- 0.00402
- DEPARE Depth area 6
- DEPCNT Depth contour 5
- SOUNDG Sounding 3
- M_COVR Coverage 2
- M_QUAL Data quality 2
- CONZNE 1
- EXEZNE 1
- M_NPUB 1
- M_NSYS 1
- MAGVAR Magnetic variation 1
- RESARE 1
- SEAARE Sea area 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/US4AK58M.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK58M/14.0/US4AK58M.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK58M/14.0/US4AK58M.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK58M/14.0/US4AK58M.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK58M/14.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 14.0 | Jun 22, 2023 | metadata.json |