NOAA S-57 chart cell
Frederick Sound, AK
US3AK1FX
- Usage band
- Coastal · code 3
- Current edition
- 1.0
- Features
- 8,917
- S-57 layers
- 51
- Published
- Mar 13, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 57.60000° N
- South
- 56.40000° N
- West
- 134.40000° W
- East
- 132.00000° W
- Center
- 57.00000° N, 133.20000° W
- Bounds area
- 5,654 sq nm
- Feature density
- 1.577 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 174.8
- Smallest layer
- 1
- Largest layer
- 1,908
- Area sq km
- 19,394
- Features per sq km
- 0.45978
- UWTROC Underwater rock 1,908
- COALNE Coastline 1,639
- LNDARE Land area 1,324
- DEPCNT Depth contour 995
- DEPARE Depth area 871
- SBDARE Seabed area 372
- RIVERS River 367
- SLOGRD 296
- LNDELV 266
- OBSTRN Obstruction 225
- LNDRGN Land region 99
- SEAARE Sea area 89
- M_QUAL Data quality 73
- LIGHTS Light 61
- DAYMAR 60
- SLCONS Shoreline construction 42
- BCNSPP Special purpose beacon 41
- WEDKLP 26
- BCNLAT Lateral beacon 22
- SOUNDG Sounding 21
Nearby Chart Cells
Coastal 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/US3AK1FX.zip
- S-57 cell https://charts.openships.ai/noaa/s57/coastal/US3AK1FX/1.0/US3AK1FX.000
- GeoJSON https://charts.openships.ai/noaa/s57/coastal/US3AK1FX/1.0/US3AK1FX.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/coastal/US3AK1FX/1.0/US3AK1FX.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/coastal/US3AK1FX/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Mar 13, 2026 | metadata.json |