NOAA S-57 chart cell
Northern Puget Sound
US4WA1IK
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 1,783
- S-57 layers
- 50
- Published
- May 6, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 48.30000° N
- South
- 48.00000° N
- West
- 122.40000° W
- East
- 122.10000° W
- Center
- 48.15000° N, 122.25000° W
- Bounds area
- 216 sq nm
- Feature density
- 8.2371 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 35.7
- Smallest layer
- 1
- Largest layer
- 229
- Area sq km
- 742
- Features per sq km
- 2.40156
- SLCONS Shoreline construction 229
- PILPNT 193
- COALNE Coastline 181
- DEPARE Depth area 166
- DEPCNT Depth contour 166
- OBSTRN Obstruction 157
- PONTON 77
- RIVERS River 69
- LNDRGN Land region 64
- SBDARE Seabed area 54
- WEDKLP 48
- LNDARE Land area 46
- UWTROC Underwater rock 40
- BRIDGE 30
- MORFAC 28
- BUISGL 25
- M_QUAL Data quality 23
- SEAARE Sea area 23
- SLOTOP 20
- CBLOHD 18
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/US4WA1IK.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4WA1IK/1.0/US4WA1IK.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4WA1IK/1.0/US4WA1IK.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4WA1IK/1.0/US4WA1IK.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4WA1IK/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | May 6, 2025 | metadata.json |