NOAA S-57 chart cell
Green Bay - Rochereau Point to Leroys Point, WI
US4MI2LK
- Usage band
- Approach · code 4
- Current edition
- 1.1
- Features
- 478
- S-57 layers
- 43
- Published
- May 21, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 45.30000° N
- South
- 45.00000° N
- West
- 87.60000° W
- East
- 87.30000° W
- Center
- 45.15000° N, 87.45000° W
- Bounds area
- 229 sq nm
- Feature density
- 2.0891 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 11.1
- Smallest layer
- 1
- Largest layer
- 107
- Area sq km
- 785
- Features per sq km
- 0.60907
- DEPARE Depth area 107
- DEPCNT Depth contour 107
- SBDARE Seabed area 46
- COALNE Coastline 42
- SLCONS Shoreline construction 19
- LNDRGN Land region 18
- OBSTRN Obstruction 15
- BOYLAT Lateral buoy 14
- LIGHTS Light 13
- LNDARE Land area 9
- M_QUAL Data quality 7
- BUAARE 6
- RIVERS River 6
- RECTRC 5
- SEAARE Sea area 5
- UWTROC Underwater rock 5
- BUISGL 4
- PIPSOL 4
- BCNLAT Lateral beacon 3
- CTRPNT 3
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/US4MI2LK.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4MI2LK/1.1/US4MI2LK.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4MI2LK/1.1/US4MI2LK.001
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4MI2LK/1.1/US4MI2LK.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4MI2LK/1.1/US4MI2LK.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4MI2LK/1.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.1 | May 21, 2024 | metadata.json |