NOAA S-57 chart cell
Green Bay - Red River to Point Sable, WI
US4WI1IP
- Usage band
- Approach · code 4
- Current edition
- 2.0
- Features
- 123
- S-57 layers
- 31
- Published
- Aug 15, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 44.70000° N
- South
- 44.40000° N
- West
- 87.90000° W
- East
- 87.60000° W
- Center
- 44.55000° N, 87.75000° W
- Bounds area
- 231 sq nm
- Feature density
- 0.532 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 4
- Smallest layer
- 1
- Largest layer
- 18
- Area sq km
- 793
- Features per sq km
- 0.1551
- DEPCNT Depth contour 18
- DEPARE Depth area 17
- BUISGL 16
- COALNE Coastline 6
- LIGHTS Light 6
- LNDRGN Land region 6
- BOYLAT Lateral buoy 5
- BUAARE 5
- RIVERS River 5
- SBDARE Seabed area 4
- SLCONS Shoreline construction 4
- M_QUAL Data quality 3
- SOUNDG Sounding 3
- LNDARE Land area 2
- LNDMRK 2
- RECTRC 2
- RESARE 2
- SEAARE Sea area 2
- SILTNK 2
- UWTROC Underwater rock 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/US4WI1IP.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4WI1IP/2.0/US4WI1IP.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4WI1IP/2.0/US4WI1IP.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4WI1IP/2.0/US4WI1IP.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4WI1IP/2.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.0 | Aug 15, 2025 | metadata.json |