NOAA S-57 chart cell
Strait of Juan De Fuca Entrance
US4WA1JC
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 887
- S-57 layers
- 51
- Published
- Feb 6, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 48.58333° N
- South
- 48.30000° N
- West
- 124.80000° W
- East
- 124.50000° W
- Center
- 48.44167° N, 124.65000° W
- Bounds area
- 203 sq nm
- Feature density
- 4.3637 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 17.4
- Smallest layer
- 1
- Largest layer
- 164
- Area sq km
- 697
- Features per sq km
- 1.27224
- DEPCNT Depth contour 164
- DEPARE Depth area 146
- SBDARE Seabed area 107
- UWTROC Underwater rock 98
- LNDARE Land area 83
- COALNE Coastline 77
- OBSTRN Obstruction 25
- M_QUAL Data quality 18
- PILPNT 18
- SOUNDG Sounding 17
- CBLSUB 16
- SLCONS Shoreline construction 14
- LNDELV 10
- WEDKLP 10
- LIGHTS Light 7
- LNDRGN Land region 5
- RESARE 5
- SEAARE Sea area 5
- DAYMAR 4
- MORFAC 4
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/US4WA1JC.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4WA1JC/1.0/US4WA1JC.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4WA1JC/1.0/US4WA1JC.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4WA1JC/1.0/US4WA1JC.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4WA1JC/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Feb 6, 2026 | metadata.json |