NOAA S-57 chart cell
Coos Bay, OR
US4OR1EC
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 632
- S-57 layers
- 41
- Published
- Jan 30, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 43.50000° N
- South
- 43.20000° N
- West
- 124.50000° W
- East
- 124.20000° W
- Center
- 43.35000° N, 124.35000° W
- Bounds area
- 236 sq nm
- Feature density
- 2.6788 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 15.4
- Smallest layer
- 1
- Largest layer
- 80
- Area sq km
- 809
- Features per sq km
- 0.78103
- LIGHTS Light 80
- BCNSPP Special purpose beacon 64
- LNDARE Land area 57
- COALNE Coastline 51
- DAYMAR 51
- RIVERS River 47
- SLOGRD 37
- DEPCNT Depth contour 30
- DEPARE Depth area 27
- SLCONS Shoreline construction 27
- BOYLAT Lateral buoy 25
- BCNLAT Lateral beacon 21
- UWTROC Underwater rock 21
- SOUNDG Sounding 13
- SBDARE Seabed area 12
- LNDRGN Land region 8
- M_QUAL Data quality 7
- FOGSIG 6
- SEAARE Sea area 6
- BRIDGE 5
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/US4OR1EC.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4OR1EC/1.0/US4OR1EC.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4OR1EC/1.0/US4OR1EC.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4OR1EC/1.0/US4OR1EC.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4OR1EC/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Jan 30, 2026 | metadata.json |