NOAA S-57 chart cell
Strait of Juan De Fuca
US4WA1IE
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 309
- S-57 layers
- 33
- Published
- Feb 5, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 48.30000° N
- South
- 48.00000° N
- West
- 124.20000° W
- East
- 123.90000° W
- Center
- 48.15000° N, 124.05000° W
- Bounds area
- 216 sq nm
- Feature density
- 1.4275 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 9.4
- Smallest layer
- 1
- Largest layer
- 76
- Area sq km
- 742
- Features per sq km
- 0.4162
- UWTROC Underwater rock 76
- SBDARE Seabed area 48
- DEPARE Depth area 45
- DEPCNT Depth contour 41
- COALNE Coastline 11
- WEDKLP 10
- LNDARE Land area 8
- SOUNDG Sounding 7
- CBLSUB 6
- LNDELV 6
- SLCONS Shoreline construction 6
- LNDRGN Land region 5
- M_QUAL Data quality 5
- RIVERS River 5
- RCTLPT 4
- TSSLPT 4
- CTNARE Caution area 3
- OBSTRN Obstruction 2
- SEAARE Sea area 2
- TSSBND 2
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/US4WA1IE.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4WA1IE/1.0/US4WA1IE.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4WA1IE/1.0/US4WA1IE.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4WA1IE/1.0/US4WA1IE.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4WA1IE/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Feb 5, 2026 | metadata.json |