NOAA S-57 chart cell
Columbia River Entrance
US4OR1NE
- Usage band
- Approach · code 4
- Current edition
- 2.1
- Features
- 1,825
- S-57 layers
- 52
- Published
- Dec 15, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 46.20000° N
- South
- 45.90000° N
- West
- 123.90000° W
- East
- 123.67500° W
- Center
- 46.05000° N, 123.78750° W
- Bounds area
- 169 sq nm
- Feature density
- 10.8067 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 35.1
- Smallest layer
- 1
- Largest layer
- 304
- Area sq km
- 579
- Features per sq km
- 3.15072
- SLCONS Shoreline construction 304
- PILPNT 302
- DEPCNT Depth contour 174
- COALNE Coastline 166
- DEPARE Depth area 156
- OBSTRN Obstruction 137
- LNDARE Land area 84
- LNDRGN Land region 72
- RIVERS River 50
- BUISGL 48
- PONTON 33
- M_QUAL Data quality 27
- DYKCON 26
- BRIDGE 25
- MORFAC 25
- LIGHTS Light 22
- SBDARE Seabed area 17
- SEAARE Sea area 16
- BOYLAT Lateral buoy 14
- LNDMRK 14
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/US4OR1NE.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4OR1NE/2.1/US4OR1NE.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4OR1NE/2.1/US4OR1NE.001
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4OR1NE/2.1/US4OR1NE.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4OR1NE/2.1/US4OR1NE.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4OR1NE/2.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.1 | Dec 15, 2025 | metadata.json |