NOAA S-57 chart cell
Lake Superior - Oronto Bay, WI-MI
US4WI1PG
- Usage band
- Approach · code 4
- Current edition
- 2.0
- Features
- 73
- S-57 layers
- 24
- Published
- May 28, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 46.80000° N
- South
- 46.50000° N
- West
- 90.60000° W
- East
- 90.30000° W
- Center
- 46.65000° N, 90.45000° W
- Bounds area
- 223 sq nm
- Feature density
- 0.3278 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 3
- Smallest layer
- 1
- Largest layer
- 11
- Area sq km
- 764
- Features per sq km
- 0.09556
- DEPCNT Depth contour 11
- SLCONS Shoreline construction 9
- SBDARE Seabed area 8
- DEPARE Depth area 7
- SOUNDG Sounding 6
- RIVERS River 4
- COALNE Coastline 3
- M_QUAL Data quality 3
- RECTRC 3
- SEAARE Sea area 3
- LNDARE Land area 2
- LNDRGN Land region 2
- BCNLAT Lateral beacon 1
- BRIDGE 1
- DAMCON 1
- DAYMAR 1
- LIGHTS Light 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
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/US4WI1PG.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4WI1PG/2.0/US4WI1PG.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4WI1PG/2.0/US4WI1PG.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4WI1PG/2.0/US4WI1PG.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4WI1PG/2.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.0 | May 28, 2025 | metadata.json |