NOAA S-57 chart cell
Lake Michigan - North Manitowoc, WI
US4WI1HP
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 92
- S-57 layers
- 28
- Published
- Jul 30, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 44.40000° N
- South
- 44.10000° N
- West
- 87.90000° W
- East
- 87.60000° W
- Center
- 44.25000° N, 87.75000° W
- Bounds area
- 232 sq nm
- Feature density
- 0.3959 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 3.3
- Smallest layer
- 1
- Largest layer
- 12
- Area sq km
- 797
- Features per sq km
- 0.11542
- COALNE Coastline 12
- DEPARE Depth area 12
- DEPCNT Depth contour 9
- FSHFAC 6
- OBSTRN Obstruction 6
- LIGHTS Light 5
- LNDARE Land area 5
- BRIDGE 4
- LNDRGN Land region 4
- LNDMRK 3
- M_QUAL Data quality 3
- BUAARE 2
- CTNARE Caution area 2
- PILPNT 2
- RESARE 2
- RIVERS River 2
- UWTROC Underwater rock 2
- BUISGL 1
- CBLOHD 1
- M_COVR Coverage 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/US4WI1HP.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4WI1HP/1.0/US4WI1HP.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4WI1HP/1.0/US4WI1HP.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4WI1HP/1.0/US4WI1HP.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4WI1HP/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Jul 30, 2024 | metadata.json |